Gerald Vincent McMahon, MD

Gerald Vincent McMahon, MD

Internal Medicine

Primary Contact

315-253-2333

Services & Specialties

Areas of Specialization

  • Internal Medicine

Locations & Contact

Conditions Treated

  • General Internist

Education & Certifications

Education

Medical School:
SUNY Upstate University Hospital

Residency:
University of Michigan Hospitals & Health Centers

Board Certifications

American Board of Internal Medicine

Provider Ratings

The following ratings and reviews are based on verified feedback collected from independently administered patient experience surveys. The ratings and comments submitted by patients reflect their own views and opinions. Patient identities are withheld to ensure confidentiality and privacy. Learn More >

4.8 out of 5

(227 ratings)

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.

82 Reviews

11/11/2025

Great

11/05/2025

Have known Dr McMahon for years. He鈥檚 always been so helpful and correct in diagnosing me

10/23/2025

Really great

10/22/2025

Very thorough and answered any question I had.

10/22/2025

We have been very satisfied with the care and treatment from Dr. McMahon. He has provided care and treatment to us long before Trinity Health took over.

10/09/2025

My Doctor for 15 Years that says it all. Personal and upfront just what I like in a doctor

10/08/2025

I have always found Dr McMahon to be exceptionally knowledgeable, professional and polite.I have referred him and the treatment team when asked for referrals for treatment.

10/06/2025

Very thorough, very professional and very caring.

10/06/2025

Awesome Dr. and a great guy!

09/26/2025

Wonderful

09/25/2025

I found his explanations of the medical issues clear and in terms that were comprehensible to a nontechnical person. It was clear that he was dedicated to finding the best approach to resolving my medical issues.

09/17/2025

Patient and kind.

09/17/2025

Dr. McMahon takes time to listen and offer recommendations. He has been caring for my family for many years and I trust him with my needs and concerns.

09/17/2025

He is the best 馃憣

09/17/2025

I have been going to Dr. McMahon for many years, and he always treats me with respect and listens well to all my concerns.

09/16/2025

Extremely satisfied

09/15/2025

Everything is great.

09/15/2025

Thorough exam. Great doctor.

09/15/2025

Professional and excellent doctor

09/11/2025

he is the bestwonderful doctor

09/10/2025

It is always good to see Dr McMahon, he鈥檚 very professional, calming and caring.

09/09/2025

He鈥檚 been my dr for 30 years鈥 have complete trust and faith in him

08/29/2025

Seems genuinely concerned with my issues.

08/28/2025

Great doctor

08/28/2025

Dr. McMahon is a very caring person. He pays attention to my concerns and answers all my concerns, He鈥檚 a wonderful doctor.

08/18/2025

Very good listening

08/13/2025

Being a senior citizen, it is comforting to know that you will be Treated with respect and not like just another number. This made my day.

08/13/2025

Dr McMahon is very knowledgeable of my body and asks specific questions about my health. I leave feeling very good afar my visit..

08/13/2025

Dr. McMahon has always been a great primary care physician for me.

08/13/2025

Very concerned about my health always answers my questions and he smiles. Takes time with me

08/11/2025

ALWAYS A GOOD VISITWITH HIM AND HIS STAFF,TIANA MUSSED WITH DOING THE BLOOD WORK VERY WELL.KEEP UP THE GOODWORK.

08/11/2025

All good !

08/11/2025

Dr McMahon is empathetic and extremely diligent for every encounter. He enters our session as prepared for my appointment as the most dedicated student would prepare for a final exam.

08/11/2025

We are so fortunate to have such a dedicated professional as our doctor.

07/25/2025

He's the Best ever! I trust him ultimately with my life! Always has been there for me. Went above and beyond for me always!!!

07/25/2025

I have been a patient of Dr. McMahon for several years and find him to be compassionate, thorough, well informed on current medications and diligent about follow-up with his patients.

07/22/2025

Feel I am receiving appropriate medical care and questions are always answered.

07/17/2025

Dr McMahon is very knowledgeable Physician and listened to my concerns attentively. Addressed my Medical Problems. Would not hesitate to recommend him to my family and friends.

07/17/2025

Just an all around nice caring Doctor

07/16/2025

Dr. McMahon was the primary care provider for both my parents and now me. I feel is knows my medical conditions very well and can help me have a long and health life.

07/14/2025

I have been a patient of Dr. McMahon鈥檚 for quite a few years now and have been very satisfied with his care.

07/14/2025

Dr. Mcmahon is very attentive listen to your questions and concerns gives his feedback.

07/02/2025

Always compassionate and encouraging.

06/19/2025

I am always very comfortable with Dr. McMahon and his staff.

06/06/2025

All is well

06/04/2025

I am very fortunate to have this physician.

05/29/2025

Dr McMahon and his staff especially Tamara who set us up on My Chart's just very patient and caring! Thank you!

05/29/2025

Tha best.

05/23/2025

Dr. McMahon always listens to my concerns and explains thoroughly to me what he recommends for treatment. I never feel rushed or that my visit is ona time clock. He has picked up on thngs that I didn't even realize were going on and recommends the appropriate treatment. He is very thorough and extremely caring.

05/19/2025

Committed time to my visit adequate to my diagnoses and complex therapies .

05/05/2025

KEEP UP THE GOOD WORK.

05/02/2025

Always good for many years

05/01/2025

He is the best example of what a doctor should be caring and concerned about the health of his patients.

04/30/2025

I have been with Dr. McMahon for over 10 yrs. He has treated me with the utmost respect . I would reccommend him to anybody looking for a new provider.

04/28/2025

Dr. McMahon is a good listener

04/25/2025

Great experience

04/24/2025

Good listener, always offers new info, responds to medical issues immediately.

04/23/2025

I am so grateful that Dr McMahon accepted me as a patient!

04/07/2025

Thank you always!

04/01/2025

Always a relaxing visit.

03/14/2025

Always very nice and friendly and listen to my concerns

03/13/2025

People are fortunate to have him as "their" doctor.

03/07/2025

Dr McMahon is an excellent doctor. Very concerned about my well being

03/03/2025

Very Good service and respect for patient, Well Pleased with my care.

02/27/2025

Dr McMahon is the best.

02/27/2025

He is very professional and friendly.

02/27/2025

We are looking forward to our next visit in August

02/06/2025

We are soon moving South and shall miss the staff and hospital.

02/05/2025

He has had my back for over 20 years.

02/04/2025

I was very pleased with my whole experience.

01/31/2025

Dr McMahon is very through- does a good physical!

01/31/2025

Great!

01/30/2025

They are the best

01/27/2025

Very professional and attentive

01/17/2025

My daughter attended with me which can be uncomfortable sometimes but Dr listened to both of us was very supportive and helpful with both of our concerns.

01/16/2025

Caring provider and staff

01/09/2025

Was very attentive and had knowledge about my recent Medical History.

01/07/2025

2 thumbs up!!

01/03/2025

Everything went very well

12/20/2024

I was VERY surpriised to get my lab tests results so quickly (hours). Dr. McMahon is very accommodating, and kind.

12/13/2024

Dr McMahon is a very good doctor and would still recommend him as my concerns for this visit were with the staff, not the doctor.

11/22/2024

Very good visit
Show more