David Nagel Hammack, PA-C

Physician Assistant

Primary Contact

315-637-7878

Services & Specialties

Areas of Specialization

  • Physician Assistant

Locations & Contact

Primary Location

St Joseph's Physicians Primary Care - Fayetteville

4000 Medical Center Dr
Ste 101
Fayetteville, NY 13066

Education & Certifications

Board Certifications

Physician Assistants, National Commission on Certification of

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 >

4.9 out of 5

(407 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.

166 Reviews

02/04/2026

He was s the ideal provider: professional, thorough, approachable and knowledgeable and uses language I can understand. Straightforward, friendly but emphatic advice. I would not trust my primary care to anyone else. Thank you A Hall

01/30/2026

Took the time to actually listen

01/28/2026

I can trust Dave to speak the truth and guide my medical care in a positive direction. I am appreciative for his honesty and straightforward approach to my healthcare

01/23/2026

He’s a good doctor, and he was fast and efficient is listening to issues I told him about

01/22/2026

Wether it's a medical concern or a simple question seeking advice moving forward, Dr. Hammack has always been available to help... he's very approachable and puts you at ease...he listens to you.

01/19/2026

Dr. Hammack took the time to talk to me straight, he listened to my questions and responded with clear guidance regarding my health. Much of my well being is my hands and a higher level of wellness is my journey and responsibility. I appreciate the knowledge share and direction.

01/19/2026

Always listens to me and taking care of my health and how I want to approach it. He has been a great support to my health care

01/16/2026

Great down to earth commincater

01/13/2026

Keep up the wonderful job!!!

01/13/2026

There’s not another DR I WOULD TRUST. Makes me extremely comfortable. I trust everything he tells me. You have one of the best

01/12/2026

I am happy to have him as my primary care physician.

01/12/2026

He listens very well, very personable.

01/12/2026

David is great and I have always appreciated his advice and education on different shots and results

01/09/2026

Outstanding!!!!

01/09/2026

Simply the BEST

01/08/2026

Thanks Dave. I am lucky to have you and Dr Dibble take care of my health

01/06/2026

he is pleasant and caring

01/06/2026

He demonstrates great respect for, and acceptance of my questions and views regarding my health management.

01/06/2026

I left with my concerns addressed and a resolve to my cold.

01/05/2026

I have recommended Dr Hammack to many people!

12/19/2025

David was very much on top of my medical situation and explained everything clearly.

12/19/2025

De. Hammack has been my doctor for many years and I am very happy with him

12/18/2025

He was very helpful

12/16/2025

I am satisfied with my medical care and advice.

12/12/2025

Always a pleasure to meet with David.

12/08/2025

No problem

12/03/2025

Very attentive and thorough

12/03/2025

David was compassionate, professional, and attentive, he explains everything clearly and listen my concerns. Thank you!

12/02/2025

The best. So lucky to have him

12/02/2025

I appreciate him.

12/02/2025

I always feel like he has time for me to explain and talk about any issues. Great doctor.

12/02/2025

Keep up the great work .

11/24/2025

He is awesome

11/24/2025

Rate David a 10 in all regards.

11/19/2025

Every time i see him he is awesome. Always helpful. Definite asset to business

11/17/2025

David is the best!!!

11/17/2025

Over the many years that David was my provider, not only has an interest in my health but has shown an interest in my family and personal life.

11/17/2025

Can not ask for better

11/13/2025

Fantastic bedside manner

11/07/2025

He is very knowledgeable and caring. He does take the time with you and doesn’t make you feel like he’s rushing through to get to the bext patient.

11/06/2025

I liked him

11/03/2025

His support team is also nice people and good at their work.

11/03/2025

Dr. Hammack, very personable in sharing health care opportunities and solutions

10/31/2025

he is wonderfull.

10/30/2025

David takes time to listen to concerns and provide solutions

10/28/2025

David is thorough, communicates clearly, answers questions, responds to requests, and does it all quickly, intelligently and with kindness.

10/27/2025

Dr. Hamock is always ready to listen to our concerns and never hurries us. He greets us by name and shakes our hands. You can tell he has reviewed our records and is up to date with our blookwork.

10/24/2025

Thanks for all you do!

10/21/2025

Dave definitely takes his time lessons and gives great suggestions for Recovery

10/20/2025

Great doctor he lets you know how it is

10/20/2025

He spent time with me although some times he seems rushed

10/16/2025

Excellent doctor

10/14/2025

Truthful and direct communication about health issues

10/14/2025

Great Guy - Always attentive and answers any questions I have .

10/14/2025

He is a nice guy (PA)knows his job please keep him on and Dr.Dibble thanks God Bless

10/13/2025

Dr. Hammock is great

10/09/2025

Best provider I've ever had

10/03/2025

All I can say is he was Absolutely Awesome

10/02/2025

Makes information understanding

10/02/2025

Always listens and solves any problems. Shows compassion and really cares.

10/01/2025

Very concerned

10/01/2025

This was a preop visit, so it went well.

09/29/2025

Always provides the highest level care.

09/29/2025

He has been trying to figure out what is wrong. Thank you!

09/26/2025

Quality provider. Very professional. Excellent patient care.

09/26/2025

I am grateful to have the team that I do. I feel seen and the quality of the care and concern is top notch.

09/25/2025

Thank you for caring

09/24/2025

He gives me confidence in how he explains issues and lets me know how to treat it but lets me analyze and makes it my informed decision..

09/23/2025

Assurance of continued meds and routine maintenance of condition!!

09/23/2025

Dr Hammack is Great person!!! I enjoy having him as my Doctor!

09/23/2025

Very positive

09/23/2025

Dave always remember me, asks about my Mom every time and once visit is thru he always asks ‘is there anything else’ he is very thorough and professional with great personality

09/22/2025

He was very kind and helpful and I would highly respond him to others.

09/19/2025

He is a straight shooter and a asset to the practice

09/19/2025

Been seeing him for years. Always nice, professional. Been trusting him

09/18/2025

Dave Hammack cares about his patients

09/16/2025

Great job!!!!!!!!!

09/16/2025

He's the best. I'm very comfortable talking to him about anything. He's got great bedside mannerism.

09/12/2025

Thank you for sending me a great physician

09/11/2025

focused on mine and my wifes issues while showing inteligence and compassion.

09/10/2025

He's the best ❤️

09/09/2025

I like Dave Hammack. I am comfortable with him.

09/09/2025

David Hammack was very polite, easy going and knowledgable about the questions I asked him. His 'bedside manner' was very professional, yet friendly and made me feel at ease. Thank you, Mr Hammack!

09/05/2025

When I can't see William Dibble, it's such a treat to have a qualified replacement to pinch hit for him. Quality care!

09/04/2025

Dave is very thorough in his exam and takes time to address any concerns or questions you might have.

09/03/2025

Dave seemed to have a little bit more compassion this time than in the past he was very attentive this time and I appreciate it

09/02/2025

Dave is a great asset to this St. Joe's practice.

09/02/2025

David is kind, knowledgeable a efficient. I never feel rushed and he appears to remember me and my family. It's very nice to feel like more than a patient.

08/29/2025

In my Lifetime I had encounters with many providers and I must admit that David Hammack is for a fact one of the Best. He understands me perfectly as a patient and provides me with the care I need.

08/29/2025

He is a nice doctor and is proactive when it comes to my health and explains my question to were I understand to be honest he is the best doctor I have ever had

08/27/2025

David shows compassion and professionalism. He shows concern and cares about any problems.

08/26/2025

Great visit with a great staff!!

08/22/2025

The best provider anyone could ask for.

08/22/2025

spoke in a way i could understand

08/22/2025

Friendly and professional

08/22/2025

Very pleased with the level of care.

08/21/2025

Listened to all of my questions AND more importantly, answered all of my questions.

08/19/2025

I never feel rushed when seeing him. He has a great bedside manner. I trust him.

08/19/2025

Conversation about health and I stay motivated as I need to be. He shows care and I leave knowing what my health status is and how to deal with health problems.

08/19/2025

David makes you feel comfortable and doesn't make you feel like he is talking down to you. He listens and makes responds based on what you feel you are capable of.

08/19/2025

He lets me talk about my concerns and explains to me about the blood work results in a way I understand

08/13/2025

He is always happy and takes his time to listen to me. He always answers my questions and explains everything to me.

08/08/2025

My visit was excellent

08/08/2025

he is very good at what he does

08/07/2025

David Hammack has been my provider since 2014. He is very patient and caring. He also takes the time to explain everything thoroughly with you.

08/07/2025

He always listens and explains everything

08/06/2025

Fun visit.

08/05/2025

Dr Hammack was very kind, great listener and very professional and knowledgeable , I was very pleased and he also put me at ease,

08/04/2025

We love Mr Hammack so much that we drive 5 hours from another state to keep him as our primary care physician

08/04/2025

He is a very good doctor she's caring he understands he listens and he cares about your health

07/31/2025

I trust him and highly recommend him. It’s rare to find a provider this good.

07/31/2025

Dave is the best!

07/22/2025

Need more providers like him. Nothing but the best.

07/22/2025

He is a great listener & always gives me the care I need

07/22/2025

Dave is always listening, and remembering what he hears. That's a great quality for anyone to have.

07/21/2025

We recommend your practice and Dave Hammack to friends and family. He's one of the best in the medical community. You are lucky to have him on your team.

07/11/2025

This office is always running on time and given that I never feel my appointment is rushed - they clearly are not double booking this professional.

07/11/2025

David is an excellent diagnistician and very knowledgeable regarding my health.

07/11/2025

Dave is great,and it's really good that l have a consistent care giver.

07/10/2025

Excellent!!!

07/10/2025

Trustworthy and open to talk to. Nurses always great

07/08/2025

excellent treatment of patients very nice Provider

07/08/2025

Dave genuinely cares for my well-being in all aspects.

07/03/2025

I would recommend him to anyone.

06/24/2025

As a healthcare professional myself I’ve been in close contact with many many providers over my 31 yr career. Hammack is simply the kindest, most down-to-earth, actually caring person among them. If you ever move him I’ll go there instead.

06/23/2025

Always a very pleasant experience with David Hammack

06/19/2025

Dave spent time explaining things to my kids and talking to them about issues and going over a treatment plan for them both and talking me thru it and then. Thank you so much.

06/19/2025

I am very pleased with Dr. Hammock. I will continue to go to him as my primary medical provider

06/17/2025

They were very patient and understanding.

06/16/2025

Excellent

06/12/2025

Dave H & Dr. Dibble have cared for me close to 20 years now we’ve build a trust patient & Doctor

06/12/2025

He is a awesome doctor

06/09/2025

Always attentive and explains everything

06/05/2025

All good.

06/05/2025

Dr Hammock has been my doctor for a long while now. He is a great doctor and listens to his patients. He has always given me excellent care and cares for his patients. He is never makes me feel like a number or in a rush

05/30/2025

Excellent, I left feeling good.

05/29/2025

Overall very happy.

05/27/2025

Friendly, asked questions that referred to prior visits.

05/23/2025

David was caring and explained what the procedure would be which l grealy appreciated.

05/23/2025

Regular annual checkup. Hammack was very informative

05/22/2025

He always took very care of my necessities

05/19/2025

I didnt get to explain some of my health concerns.

05/14/2025

Appreciate how he’s willing to listen when I explain what my issues are

05/09/2025

Very thorough and patient

05/08/2025

Dr Hammack is a very caring GP

05/01/2025

Perfect, and smooth.

04/29/2025

Dave is a good listener, and kindly gives good and honest information.

04/28/2025

Very caring

04/28/2025

Great experience.

04/25/2025

Would like longer tkme of vidit with providor

04/24/2025

I needed to hear his advice made me feel better

04/23/2025

He's very upbeat and positive.

04/22/2025

Can Not Ask For Better

04/08/2025

Very happy

04/07/2025

I just love my doctor !!

04/07/2025

Pleasant, positive and professional

04/04/2025

Like Dave.

03/24/2025

Dave is THE best ever a fine man and outstanding provider

03/24/2025

David Hammack is very comforting.

03/19/2025

he is easyto understand

03/19/2025

dr hammack is the best

03/18/2025

All excellent

03/17/2025

First visit with David Hammond. He seemed a perfect fit with this practice!

03/14/2025

David is a wonderful PA. He is very patient, kind and informative!

03/13/2025

I think everyone works well together and communicate well with each other, in turn it's a well organized operation.

03/10/2025

David Hammock is very personable, caring and listens to me
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