Doctor profile · Federal record
Dr. Mikhail Grzhibek, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · East Patchogue, NY
- NPI 1629033709
- 23 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
285 Sills RD, Building 4 Suite D
East Patchogue, NY 117724869
(631) 654-1800
fax (631) 240-9181
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- April 13, 2015
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- New York #239339
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629033709. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,633
Distinct HCPCS
10
Medicare allowed
$373,065
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,403 | 318 | $143 | |
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 323 | 35 | $118 | |
81002 |
Urinalysis, manual test | 239 | 216 | $3 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 222 | 222 | $111 | |
G0008 |
Administration of influenza virus vaccine | 147 | 144 | $25 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 141 | 138 | $76 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 140 | 132 | $17 | |
82270 |
Stool analysis for blood to screen for colon tumors | 138 | 138 | $4 | |
36415 |
Insertion of needle into vein for collection of blood sample | 118 | 78 | $8 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 116 | 23 | $72 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 125. This provider delivers 29× the peer median.Open Payments
Industry payments received
All-time total
$325
Transactions
11
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 4 | $185.28 | |
| Janssen Pharmaceuticals, Inc | 2 | $43.77 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 2 | $39.15 | |
| Novo Nordisk Inc | 2 | $37.01 | |
| Exact Sciences Corporation | 1 | $19.96 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,426
Patients
721
Total drug cost
$30,120
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 363 | 103 | $3,704 |
| Amlodipine Besylate | Generic | 286 | 71 | $2,110 |
| Levothyroxine Sodium | Generic | 248 | 66 | $6,018 |
| Metoprolol Succinate | Generic | 211 | 56 | $4,212 |
| Alprazolam | Generic | 192 | 50 | $1,681 |
| Escitalopram Oxalate | Generic | 136 | 35 | $1,889 |
| Fluticasone Propionate | Generic | 135 | 61 | $2,136 |
| Rosuvastatin Calcium | Generic | 135 | 45 | $1,885 |
| Lisinopril | Generic | 130 | 34 | $841 |
| Omeprazole | Generic | 114 | 35 | $1,590 |
Hospital affiliations
Frequently asked questions
What is Dr. Mikhail Grzhibek's medical specialty?
Dr. Mikhail Grzhibek practices Internal Medicine Physician in East Patchogue, NY.
Where does Dr. Mikhail Grzhibek practice?
Dr. Mikhail Grzhibek practices at 285 Sills RD, East Patchogue, NY 117724869. Office phone: 6316541800.
What is Dr. Mikhail Grzhibek's NPI?
Dr. Mikhail Grzhibek's National Provider Identifier (NPI) is 1629033709, issued by NPPES.
Does Dr. Mikhail Grzhibek accept Medicare assignment?
Dr. Mikhail Grzhibek does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Mikhail Grzhibek commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.