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German Iosif

German Iosif, MD

Pulmonology

Mass General Brigham

Highlights

Age Groups Seen

  • Adults
  • Geriatrics

Languages

  • English

Gender

Male

Locations

  1. Mass General Brigham Pulmonology Clinic at Haverhill

Expertise

Education

  • Fellowship: Long Island Jewish Medical Center, Pulmonary Disease (Internal Medicine), 1990
  • Residency: St. John's Episcopal Hopital South Shore, Internal Medicine, 1988
  • Residency: St. John's Episcopal Hopital South Shore, Internal Medicine, 1986
  • Internship: Universidad de la Republica, Montevideo, Internship & Residency Internal Medicine, 1985
  • Medical Education: Universidad de la Republica, Montevideo, 1982

Board Certifications

  • Sleep Medicine: American Board of Internal Medicine, 2009
  • Internal Medicine: American Board of Internal Medicine, 1990
  • Pulmonary Disease: American Board of Internal Medicine, 1990

Insurance

Search plans
  • Aetna
  • Beech Street
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield Medicare
  • Cigna
  • Commonwealth Care Alliance
  • Coventry
  • Fallon Health
  • Harvard Pilgrim Health Care
  • Maine Community Health Options
  • Mass General Brigham Health Plan
  • MassHealth
  • MassHealth ACO
  • Medicare
  • Medicare ACO
  • Multiplan
  • Railroad Medicare
  • Senior Whole Health
  • TriCare
  • Tufts Health Plan
  • Tufts Medicare Preferred
  • United Health Care
  • Wellpoint
  • WellSense

Ratings & Reviews

4.8 out of 5

475 ratings, 187 reviews

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

Search reviews
  • Reviewed on 5/29/2026

    I was very comfortable with the doctor and he seemed to know what he was talking about and he was very friendly and very approachable and I would definitely refer him to other people. Thank you.

  • Reviewed on 5/28/2026

    The doctor was very helpful in recommending some things that I should do to make my CPAP work better for me. He has a great "bedside" manner.

  • Reviewed on 5/28/2026

    the doctor and his whole staff are ACES!!!

  • Reviewed on 5/27/2026

    Dr. Iosif is one of the best doctors

  • Reviewed on 5/25/2026

    This is my go to walk in center. I am always treated with respect and kindness by all who I encounter in my visit.

  • Reviewed on 5/24/2026

    Excellent service

  • Reviewed on 5/20/2026

    This doctor is the best doctor that I see or has seen he is very nice [redacted]

  • Reviewed on 5/20/2026

    Dr. Iosif is alway caring and answers any concerns.

  • Reviewed on 5/23/2026

    everything was fine

  • Reviewed on 5/20/2026

    It had been a long time since I had seen the provider, but we looked familiar to each other.

  • Reviewed on 5/18/2026

    Always kind and listens to everything you say

  • Reviewed on 5/18/2026

    Dr. Iosif is always professional, asking very appropriate questions and including concern for my physical health after two strokes [redacted]. Discusses my pulmonary issues and always shows concern and very willing to listen to me.

  • Reviewed on 5/18/2026

    Dr Iosif is wonderful. Very knowledgeable and thorough.

  • Reviewed on 5/18/2026

    Dr. Iosif is easy to talk to. He listened and asked lots of questions to get to the root cause of my issues. I feel comfortable with him, and our rapport is excellent.

  • Reviewed on 5/14/2026

    Dr. Iosif is the best!

  • Reviewed on 5/12/2026

    He is an excellent doctor. Listens to the patient and explains everything well.

  • Reviewed on 5/12/2026

    He is a great pulmonary doctor.

  • Reviewed on 5/11/2026

    Always pleasant. Caring doctor. One of my favorites.

  • Reviewed on 5/10/2026

    Dr Iosif is fantastic. Listens thoughtfully. Always has suggestions for my care. Dr Iosif saved my life!

  • Reviewed on 5/7/2026

    Our asthma issues were always taken well care of.

  • Reviewed on 5/3/2026

    Provider was excellent! [redacted]

  • Reviewed on 5/1/2026

    He is Excellant and we will surely miss Him!!!!!!!

  • Reviewed on 4/29/2026

    Very professional

  • Reviewed on 4/28/2026

    The provider as always was excellent. [redacted].

  • Reviewed on 4/26/2026

    Always professional and courteous

  • Reviewed on 4/23/2026

    He has always been super nice, thoughtful and a great listener

  • Reviewed on 4/23/2026

    He was attentive and listened

  • Reviewed on 4/22/2026

    Dr Iosif is great

  • Reviewed on 4/20/2026

    Perfect

  • Reviewed on 4/19/2026

    I'm grateful for his continuing care.

  • Reviewed on 4/22/2026

    He is very prompt and thorough.

  • Reviewed on 4/20/2026

    Dr. Iosif is very nice and his easy going manner is makes you feel comfortable. I would highly recommend him.

  • Reviewed on 4/19/2026

    The doctor was very thorough, recommended and explained different medications.

  • Reviewed on 4/15/2026

    Dr Iosif is one of the best Doctors I have had in my [redacted] years on this planet.

  • Reviewed on 4/13/2026

    Dr. I is very polite and forthcoming. He relaxes patients with his honest discussions. He is knowledgeable and insightful about related conditions. He is focused on sleep disorders and focuses on how complaint us CPAP users are to therapy.

  • Reviewed on 4/19/2026

    Very supportive

  • Reviewed on 4/9/2026

    I like Dr. Iosif a lot. He's very, very intuitive. He tells you when things aren't right. He tells you when things are great. I would recommend him to anybody's pulmonologist.

  • Reviewed on 4/6/2026

    Been a regular patient of Dr Iosif for years. Great man. Wouldn't see anyone else for my pulmonary issues.

  • Reviewed on 4/9/2026

    Friendly ,respectful and very knowledgeable.

  • Reviewed on 4/8/2026

    Extremely comfortable with provider. I am sad that he will be retiring. Just a wonderful Dr.

  • Reviewed on 4/8/2026

    I am grateful for the doctor's honesty.

  • Reviewed on 4/5/2026

    Everything was professionally done

  • Reviewed on 4/4/2026

    Dr. Iosif listens carefully and gives good advice

  • Reviewed on 3/18/2026

    Love that there place was very clean and they are nice

  • Reviewed on 3/13/2026

    Always a pleasure to see doctors very caring and supportive.

  • Reviewed on 3/11/2026

    I feel very comfortable. She is down to earth and easy to talk to.

  • Reviewed on 3/8/2026

    Dr. Iosif identified a condition that I have had for most of my life and his treatment plan immediately had a positive impact. I'm thankful that my PCP referred me to him.

  • Reviewed on 3/5/2026

    Great visit

  • Reviewed on 3/3/2026

    Dr. Iosif is very thorough and tuned into one's needs and concerns.

  • Reviewed on 2/26/2026

    Dr was best I have ever had

  • Reviewed on 2/26/2026

    I received excellent care by Dr Iosif. I was treated with great respect. He advised me about my condition. It is always a pleasure to see Dr Iosif.

  • Reviewed on 3/1/2026

    Lovely gentleman and quite knowledgeable

  • Reviewed on 2/24/2026

    Dr Iosif was always kind and caring and I'm going to miss having him as my pulmonologist.

  • Reviewed on 2/23/2026

    It was great. They were awesome. I'm really happy.

  • Reviewed on 2/18/2026

    Very happy with Dr. Iosif and his office staff

  • Reviewed on 2/18/2026

    Dr Iosif was very well versed in my case and listened and answered all my questions

  • Reviewed on 2/18/2026

    I am satisfied with them.

  • Reviewed on 2/16/2026

    He was very friendly and made me feel at ease.

  • Reviewed on 2/15/2026

    He was very attentive and knowledgeable

  • Reviewed on 2/27/2026

    I've been treated by Dr. Iosif for many years. He's always done the best for me.

  • Reviewed on 2/27/2026

    All good.

  • Reviewed on 2/25/2026

    All my appointment with Dr Iosif have been very good. I give him a 10 out of 10.

  • Reviewed on 2/9/2026

    Keep up the good work Dr Iosif you are a very caring doctor. Thank you for caring so much and personally calling and checking on my well being

  • Reviewed on 2/2/2026

    Dr. Iosif is very thorough during the examine and advised me what to do or who to see about other medical problems. He is very helpful and he listens to my concerns. I like him very much and I plan on keeping him as my pulmonologist.

  • Reviewed on 1/30/2026

    Dr. Iosif was very caring. He took the time with me. He had tests set up for me that he thought I needed, and I think he's very nice, and I'd see him again. Thank you.

  • Reviewed on 1/29/2026

    Always highly professional and easy to talk to

  • Reviewed on 1/22/2026

    Very good

  • Reviewed on 1/18/2026

    Doctor is always professional always on time and very good. Listen.

  • Reviewed on 1/18/2026

    Dr. Iosif was kind and patient with w; he listened well and gave me some suggestions that were helpful. Thanks so much.

  • Reviewed on 1/16/2026

    Dr. Iosif is always the same. He's always very caring. He's a great listener. He's very knowledgeable. He always follows up as far as how we're doing with the supplier for my CPAP machine. He is thorough and I can't say enough good about him. So he's always the same. He's always wonderful. And I appreciate him very much.

  • Reviewed on 1/15/2026

    Dr.Iosif is compassionate, caring Dr, and a thoughtful listener. I have been his patient for a few years now, and each visit he is always thorough and explains everything. Thank you Dr. Iosif.

  • Reviewed on 12/29/2025

    Dr. Iosif is always on time, he always reviews my chart before our visit so he knows of any changes in medications etc. He always listens and values my input.

  • Reviewed on 12/24/2025

    Dr. Iosif is always a champion with my care. I have been trying for a few years now to find a new PCP, as I am not pleased with my current one out of Andover facility. During my most recent visit, I mentioned this to Dr. Iosif and before I left my appointment, not only did I have a brand new PCP, but I also had a social worker to address some other concerns. What a relief to have someone who hears me.

  • Reviewed on 12/22/2025

    Dr.Iosif is extremely caring and helpful to me.

  • Reviewed on 12/22/2025

    he is a good doctor

  • Reviewed on 12/22/2025

    It was wonderful

  • Reviewed on 12/15/2025

    Great alwaye

  • Reviewed on 12/16/2025

    Hi, yes, I was very satisfied with my doctor and the nurse explained everything to me perfectly. If I had questions, he answered, she answered. I am 100% satisfied with the service I received last week.

  • Reviewed on 12/11/2025

    Dr Iosif is very up to date on my care and has given me update information on available equipment that would provide better comfort. I am very happy with the treatment I receive from Dr Iosif.

  • Reviewed on 12/11/2025

    Dr. Iosif is caring and knowledgeable about my medical history. No time was wasted at this appointment.

  • Reviewed on 11/27/2025

    My experience with this professional was very good. I felt comfortable handling the case I had to deal with, and I consider him a great professional.

  • Reviewed on 11/26/2025

    Dr. Iosif is a rare gem in the current medical realm! He really looks carefully at my complex medical history and current status. He reaches out to other physicians in my behalf if he thinks there is a correlation affecting their area of expertise. I have a clear understanding of the steps I need to take, by the conclusion of this visit. He is kind, but direct, on the key points necessitating this visit.

  • Reviewed on 11/24/2025

    Excellent!

  • Reviewed on 11/24/2025

    Very please, knowledge and understanding

  • Reviewed on 11/24/2025

    Excellent service

  • Reviewed on 11/24/2025

    Love Dr. Iosif. He is thorough and knowledgeable about my specific issues.

  • Reviewed on 11/24/2025

    He was on time...very professional...a pleasure to interact with

  • Reviewed on 11/23/2025

    Dr. Iosif is the best. He has excellent manners and knows best how to treat me.

  • Reviewed on 11/19/2025

    Glad I saw Dr. Iosif. He discussed all aspects of my sleep apnea and suggested a few changes to my CPAP equipment that may help some chronic issues ( mask leakage and root cause of dry mouth) both of which bother my sleep.

  • Reviewed on 11/16/2025

    Always helpful

  • Reviewed on 11/18/2025

    Dr Iosif is a wonderful caring Dr always listens to my concerns

  • Reviewed on 11/13/2025

    He is a kind doctor that fully understands my issues and always provides solutions

  • Reviewed on 11/13/2025

    Great experience with Dr Iosif . Great care received by a professional, caring, knowledgeable doctor. Adequate time given for questions and feedback. Very respectful and pleasant, a joy to interact with. Lucky to have him on my medical team!

  • Reviewed on 11/12/2025

    I felt very relaxed and comfortable at my appointment. I feel like I was listened to and more importantly not forced into participating in unnecessary further testing or appointments.

  • Reviewed on 11/12/2025

    My care from the MD was excellent. Not so much by the female that did the initial greeting. I don't believe she introduced herself by name or job title. I got the impression she would rather be somewhere else.

  • Reviewed on 11/10/2025

    He was fantastic knowable real smart He was one of the best doctors that I have Ever seen

  • Reviewed on 11/8/2025

    The doctor was very, friendly, knowledgeable, thorough, and listened to everything I said. He was great!

  • Reviewed on 11/8/2025

    Dr. Iosif always explains details in an understanding manner and I can ask any questions and he give me an understanding answer. I highly recommend Dr. Iosif.

  • Reviewed on 11/9/2025

    I understand that I am overweight. But the focus on that rather than my lungs seem deeply problematic in that we didn't discuss my asthma at all. He didn't even listen to my lungs. Or conduct any physical examination whatsoever. And that's why I was there.

  • Reviewed on 11/8/2025

    always professional

  • Reviewed on 11/5/2025

    Yes, the provider is very excellent. He has the best doctor I had for sleep fabric. Thank you and goodbye.

  • Reviewed on 11/3/2025

    Dr Losif is the best! He is caring and always helps me.

  • Reviewed on 11/4/2025

    Everything was fine

  • Reviewed on 11/3/2025

    Dr. Iosef is very, very good, very thorough on what he does, and I'm very happy I had a very good appointment with him and his people that work there.

  • Reviewed on 11/2/2025

    Dr. Iosif was kind, knowledgeable, thorough and made me feel like he really cared about my outcome. I was really pleased.

  • Reviewed on 10/31/2025

    Dr. German Iosif is one of the nicest doctors I have ever seen. He listens when you speak, answers all questions with respect, has a marvelous personality and is very knowledgeable and gifted in his field of medicine. Feeling comfortable with a provider is very important to me. Dr. Iosif ace's all categories of an excellent physician and I highly recommend him.

  • Reviewed on 10/29/2025

    Was able to diagnose my condition and offer tests to confirm. He was kind and caring.

  • Reviewed on 10/29/2025

    HE IS GOOD AND KNOWS MYHEALTH WELL

  • Reviewed on 10/29/2025

    The nurse was a bit cool and abrupt. The provider (Dr. Iosif ) was very kind and thorough .

  • Reviewed on 10/26/2025

    I feel blessed to have him as my doctor. He seems to know his business very well very well educated I feel really blessed I couldn't ask for better thank you.

  • Reviewed on 10/26/2025

    Excellent

  • Reviewed on 10/25/2025

    He's very good. My machine wasn't working. He explained it. He listened very well. He's an excellent doctor. Thank you.

  • Reviewed on 10/23/2025

    I am very grateful and very satisfied with the services provided by this doctor, Germán Iosif. I would like, if possible, to recommend him to anyone. He is a very professional person.

  • Reviewed on 10/22/2025

    It was very well.

  • Reviewed on 10/19/2025

    Always respectful and helpful.

  • Reviewed on 10/19/2025

    It's very helpful to receive results so quickly. I also appreciated him scheduling me for a follow-up in 5 months to check my progress.

  • Reviewed on 10/14/2025

    Excellent doctor and listens a lot to his patients.

  • Reviewed on 10/13/2025

    Always feel comfortable knowing Dr. Iosif has my best interests in mind.

  • Reviewed on 10/15/2025

    I wanted to be more respectful and to listen to a person that has Down syndrome and to be careful when you talk and explain everything the correct way, not as a mean way. We can't be that kind of rude.

  • Reviewed on 10/14/2025

    Dr Iosif listens closely,and understands. I never feel rushed or that he needs to move on. I value what he has to say. By far he is the best doctor I currently see.

  • Reviewed on 10/13/2025

    He is an excellent doctor and very professional without a doubt.

  • Reviewed on 10/13/2025

    Kind, caring and knowledgeable

  • Reviewed on 10/13/2025

    I really enjoy my visits at Pentucket Medical. I have never had a bad experience over many years.

  • Reviewed on 10/17/2025

    Dr. Iosif is one of the most attentive, efficient, professional and personable physicians I have ever had.

  • Reviewed on 10/8/2025

    dr. Iosif is the best helped me so. Much I wouldn't, trade in the very best. [redacted]

  • Reviewed on 10/8/2025

    I've been very satisfied with Dr. Iosif for a number of years. I think I've seen him for like 10 years. Honestly, the better I got to know him, the better he got to know me, the more now we relate to one another. He's done a remarkable job with my COPD. He makes sure that I have a test once a year, a CAT scan and a breath test. and then a follow-up visit with him discussing what type of medication I'm taking and what I should do. I feel very comfortable with him and the results have been remarkable. I breathe better today than I ever, ever, ever have. He's done a great job.

  • Reviewed on 10/5/2025

    I was heard, and part of a two way conversation about my affliction. I was doing everything I should do for myself, and felt if I wasn't, this doctor would send me in the right direction with confidence.

  • Reviewed on 10/5/2025

    I feel comfortable and know I'm in good hands

  • Reviewed on 10/4/2025

    Dr Iosif is caring and professional

  • Reviewed on 10/4/2025

    Very good

  • Reviewed on 10/1/2025

    Dr. Iosif has been my husband's and my physician for many year's, he saved both our lives, because of his knowledge and detail to our testing and symptoms we are both still here. I can't say enough wonderful things about him. Thank you for asking me sometimes we don't share enough a wonderful our doctors can be.

  • Reviewed on 9/29/2025

    He has a good sense of humor. Easy to talk to.

  • Reviewed on 9/28/2025

    I'm always treated with kindness and wonderful care.

  • Reviewed on 9/27/2025

    He made me feel more comfortable about my situation

  • Reviewed on 9/22/2025

    Alway through and listens to what I have to say, great experience

  • Reviewed on 9/22/2025

    The doctor was very nice and personable. He was efficient and timely.

  • Reviewed on 9/21/2025

    Easy to talk to. He understood my concerns with CPAP machine and provided me with some helpful advice.

  • Reviewed on 9/21/2025

    I have been with Dr Iosif for 16 years for my sleep apnea and have no concerns.

  • Reviewed on 9/19/2025

    Thank you everyone was good

  • Reviewed on 9/19/2025

    Dr. Iosif was very, very helpful and he's always been excellent.

  • Reviewed on 9/17/2025

    Dr Iosif is a great Dr I would definitely recommend him

  • Reviewed on 9/18/2025

    Excellent Doctor.

  • Reviewed on 9/17/2025

    Meets my needs!

  • Reviewed on 9/10/2025

    The experience was very good, as it always is.

  • Reviewed on 9/3/2025

    This provider was proactive with my concerns. All the bases were covered and I felt confident about how my visit ended.

  • Reviewed on 9/6/2025

    This doctor is extremely caring and listens to all my concerns and answers all my questions. I'm very comfortable with him. Thank you.

  • Reviewed on 9/4/2025

    Kind and straightforward

  • Reviewed on 8/27/2025

    Very courteous and professional

  • Reviewed on 8/25/2025

    As always, the staff makes me feel like family

  • Reviewed on 8/27/2025

    Dr. Iosif was very professional, knew all my background, asked the right questions, and listened to all my questions and answered them, period.

  • Reviewed on 8/25/2025

    Dr. Iosif met with me promptly, was quite professional, explained everything completely, and answered all my questions. An outstanding physician.

  • Reviewed on 8/23/2025

    The Dr. was kind and patient.

  • Reviewed on 8/21/2025

    Dr. IOSIF is an extremely caring, professional doctor who consistently treats me with the utmost respect and he is an exceptionally good listener. He goes above and beyond any other doctor that I have regarding wanting me to be the best me that I can be. I greatly appreciate his medical knowledge and years of experience and sharing them freely with me to keep me as healthy as possible.

  • Reviewed on 8/19/2025

    Had a nice zoom meeting..the only drawback was my volume was not working. Is there an easy way for the xoom volume can be used...

  • Reviewed on 8/17/2025

    all good

  • Reviewed on 8/16/2025

    Not sure who I saw first was a nurse. I have told my husband how much I like the doctor and all the people I have contact with there. I have recommended people already!

  • Reviewed on 8/13/2025

    He's an excellent doctor. I recommend him to anybody.

  • Reviewed on 8/10/2025

    Dr Iosiff is an extremely patient Doctor who treats you with the up most respect, I wouldn't go to any other Doctor. Some of the younger Doctors could learn something from him

  • Reviewed on 8/10/2025

    He was professional and communicated well

  • Reviewed on 8/9/2025

    Very pleased that as this provider saw me on such short notice that I needed attention. He had read my records and was familiar with my needs

  • Reviewed on 8/6/2025

    Great experience as always with Dr Iosif German

  • Reviewed on 8/6/2025

    The doctor is very knowledgeable about my condition.

  • Reviewed on 8/4/2025

    Dr. Iosif was attentive and listened about the concern over the price of the Trilogy. He prescribed a different one that was much less.

  • Reviewed on 8/4/2025

    Nurse [redacted] and Dr Iosif takes the time to listen and respond to your needs and concerns. [redacted] They both took their time even though it was a last minute emergency visit. Many thanks

  • Reviewed on 8/4/2025

    Trusting very knowledgeable

  • Reviewed on 8/7/2025

    i recomend u give him a raise in salary + a promotion

  • Reviewed on 8/6/2025

    He's always very accommodating. He's very helpful. He's understanding. He explains things thoroughly. I have no problem going to see him. I don't mind his visits going there at all. Not that I'll second say he's just very, very helpful and he listens. He's a great doctor. Thank you.

  • Reviewed on 8/5/2025

    Dr Iosif is an excellent doctor.

  • Reviewed on 8/4/2025

    I am a transferring pulmonary patient on Cpap with 2 % oxygen and 24/7 in home oxygen compressor. Dr Iosif recognized my needs, identified them and handled them. I felt heard and acomodated. I respect him and trust him

  • Reviewed on 8/3/2025

    Nurses are the best at mgh

  • Reviewed on 7/30/2025

    He is very thorough,courtesies friendly,caring,and I like him alot,very nice

  • Reviewed on 7/31/2025

    Very detailed. Showed me data. Answered my questions well.

  • Reviewed on 7/31/2025

    I've been seen by dr. Iosif 20 years ago. He is as committed, dedicated and focused to his patient care now as he was then. He is an exceptional doctor and humanitarian.

  • Reviewed on 7/30/2025

    I love him. He's an amazing doctor.

  • Reviewed on 8/4/2025

    Experience was helpful

  • Reviewed on 7/27/2025

    I am very pleased

  • Reviewed on 7/26/2025

    The BEST, first time experience with Dr. Iosif. He was timely and caring with a wonderful personality, to boot! It was my pleasure to cross his professional path during my continued health care journey and I would recommend him again and again!

  • Reviewed on 7/21/2025

    Reviews my history before seeing me. Very knowledgeable about my case

  • Reviewed on 7/20/2025

    [redacted] Dr. Iosef was good. [redacted]

  • Reviewed on 7/19/2025

    Dr. Iosif is a pleasant, knowledgeable doctor. He made me feel heard and gave me the information needed to make an informed decision.

  • Reviewed on 7/19/2025

    I have been seeing this doctor for over 15 years. Dr. Iosif is great. I will not find another like him when he retires.

  • Reviewed on 7/19/2025

    Excellent

  • Reviewed on 7/17/2025

    He was good

  • Reviewed on 7/16/2025

    I liked the dr [redacted]

  • Reviewed on 7/14/2025

    My visit with doctor Iosif was thorough informative coming to some conclusions as to what might help me more and he was going to arrange an appointment for me so it was very very helpful to me

  • Reviewed on 7/13/2025

    The Drs explanation was very easy to understand and he was down to earth.

  • Reviewed on 7/13/2025

    Good visit.