Doctor profile · Federal record
Dr. Gregory Zimmer, MD
Emergency Medicine Physician · General Practice Physician · Rochester, NY
- NPI 1174594329
- 20 yrs on file
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
601 Elmwood Ave
Rochester, NY 146420001
(585) 341-3015
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- April 28, 2023
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- New York #273986 · Indiana #01054421A
- Medicaid
- NY #03924018
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1174594329. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
358
Distinct HCPCS
4
Medicare allowed
$54,667
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 214 | 208 | $170 | |
99284 |
Emergency department visit with moderate level of medical decision making | 108 | 104 | $117 | |
99291 |
Critical care, first 30-74 minutes | 23 | 23 | $206 | |
99283 |
Emergency department visit with low level of medical decision making | 13 | 12 | $69 |
In context: peer comparison
Among 82 peers in this city , average services per provider: 69. This provider delivers 5.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
16
Patients
16
Total drug cost
$40
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone Hcl | Generic | 16 | 16 | $40 |
Frequently asked questions
What is Dr. Gregory Zimmer's medical specialty?
Dr. Gregory Zimmer practices Emergency Medicine Physician in Rochester, NY.
Where does Dr. Gregory Zimmer practice?
Dr. Gregory Zimmer practices at 601 Elmwood Ave, Rochester, NY 146420001. Office phone: 5853413015.
What is Dr. Gregory Zimmer's NPI?
Dr. Gregory Zimmer's National Provider Identifier (NPI) is 1174594329, issued by NPPES.
What procedures does Dr. Gregory Zimmer commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.