Doctor profile · Federal record
Dr. Mark Grbic, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · Brooklyn, NY
- NPI 1962853309
- Accepts Medicare
- MIPS 93.4 / 100 · 2023
- 10 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
506 6Th St
Brooklyn, NY 112153609
(516) 448-4473
Credentials & registration
- NPI registered
- June 2016 — 10 yrs on file
- Profile last updated
- January 8, 2021
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- New York #297764
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1962853309. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
206
Distinct HCPCS
4
Medicare allowed
$35,301
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 84 | 82 | $139 | |
99285 |
Emergency department visit with high level of medical decision making | 77 | 75 | $202 | |
99291 |
Critical care, first 30-74 minutes | 27 | 27 | $244 | |
99283 |
Emergency department visit with low level of medical decision making | 18 | 18 | $83 |
In context: peer comparison
Among 223 peers in this city , average services per provider: 74. This provider delivers 2.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
32
Patients
31
Total drug cost
$787
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ibuprofen | Generic | 19 | 18 | $47 |
| Cefpodoxime Proxetil | Generic | 13 | 13 | $739 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Grbic's medical specialty?
Dr. Mark Grbic practices Emergency Medicine Physician in Brooklyn, NY.
Where does Dr. Mark Grbic practice?
Dr. Mark Grbic practices at 506 6Th St, Brooklyn, NY 112153609. Office phone: 5164484473.
What is Dr. Mark Grbic's NPI?
Dr. Mark Grbic's National Provider Identifier (NPI) is 1962853309, issued by NPPES.
Does Dr. Mark Grbic accept Medicare assignment?
Yes. Dr. Mark Grbic accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Grbic commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.