Doctor profile · Federal record
Dr. Gregory Nevsky, M.D.
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Brewster, NY
- NPI 1891993325
- Accepts Medicare
- 20 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
3839 Danbury RD
Brewster, NY 105095412
(845) 278-6200
fax (845) 278-1613 - Additional location
-
114 Woodland St
Hartford, CT 061051208
(203) 426-3002
Credentials & registration
- NPI registered
- July 2007 — 19 yrs on file
- Profile last updated
- June 13, 2025
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State licenses (2)
- New York #253980 · Connecticut #52115
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891993325. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
7,112
Distinct HCPCS
10
Medicare allowed
$328,236
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
Q9967 |
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 3,922 | 44 | $0 | |
A9579 |
Injection, gadolinium-based magnetic resonance contrast agent, not otherwise specified (nos), per ml | 767 | 43 | $2 | |
77067 |
Screening mammography | 601 | 601 | $141 | |
77063 |
Screening 3d breast mammography | 597 | 597 | $57 | |
76641 |
Complete ultrasound scan of 1 breast | 228 | 228 | $170 | |
73721 |
Mri scan of leg joint without contrast | 148 | 142 | $205 | |
72148 |
Mri scan of lower spinal canal without contrast | 132 | 131 | $195 | |
73221 |
Mri scan of arm joint without contrast | 97 | 94 | $197 | |
71250 |
Ct scan of chest without contrast | 76 | 74 | $145 | |
73700 |
Ct scan of leg without contrast | 53 | 52 | $145 |
In context: peer comparison
Among 3 peers in Brewster Diagnostic Radiology Physician, average services per provider: 374. This provider delivers 19× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Gregory Nevsky's medical specialty?
Dr. Gregory Nevsky practices Diagnostic Radiology Physician in Brewster, NY.
Where does Dr. Gregory Nevsky practice?
Dr. Gregory Nevsky practices at 3839 Danbury RD, Brewster, NY 105095412. Office phone: 8452786200.
What is Dr. Gregory Nevsky's NPI?
Dr. Gregory Nevsky's National Provider Identifier (NPI) is 1891993325, issued by NPPES.
Does Dr. Gregory Nevsky accept Medicare assignment?
Yes. Dr. Gregory Nevsky accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Nevsky commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Injection, gadolinium-based magnetic resonance contrast agent, not otherwise specified (nos), per ml (HCPCS A9579); Screening mammography (HCPCS 77067). Source: CMS Medicare Physician & Other Practitioners file.