Physician Profile
Unclaimed ProfileAbout GROSNER
Gary Grosner, M.D. is a healthcare provider in Buffalo, NY specializing in thoracic surgery. Gary trained at University of Connecticut School of Medicine, graduating in 1982. Gary is also listed as specializing in specialist. Medicare claims data shows Gary provided 117 services to 117 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (716) 859-2243
- Email not available
Practice Locations
100 HIGH ST C3
Buffalo, NY 14203
Procedures Most Often Billed to Medicare
117 services · 117 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Coronary artery bypass using artery graft, 1 graft | Procedure | 33533 |
30 |
| Coronary artery bypass using vein or artery graft, 2 grafts | Procedure | 33518 |
17 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
30 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
29 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
11 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other thoracic surgeons in Buffalo 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Connecticut School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1982 at University of Connecticut School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Coronary artery bypass using artery graft, 1 graft 8
Providers in NY who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Grosner?
Dr. Grosner is a thoracic surgeon in Buffalo, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “THORACIC SURGERY”.
NPI registry
What is Dr. Grosner's address?
Dr. Grosner is listed at 100 HIGH ST C3, Buffalo, NY 14203. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Grosner?
The number on file is (716) 859-2243. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Grosner?
Dr. Grosner's National Provider Identifier is 1699768283. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Grosner train?
Dr. Grosner attended University of Connecticut School of Medicine, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Grosner have?
Dr. Grosner has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Grosner perform?
According to Medicare billing data, Dr. Grosner performs procedures including coronary artery bypass using artery graft, 1 graft and coronary artery bypass using vein or artery graft, 2 grafts, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Grosner's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Grosner. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.