Doctor profile · Federal record
Dr. Nan Sandar, M.D.
Specialist (CMS: Gastroenterology) · Brooklyn, NY
- NPI 1376785634
- Accepts Medicare
- 26 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
129 Saint Nicholas Ave
Brooklyn, NY 112374039
(718) 821-0643
fax (718) 628-4123
Credentials & registration
- NPI registered
- April 2009 — 17 yrs on file
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
- State license (1)
- New York #252447-1
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1376785634. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
183
Distinct HCPCS
3
Medicare allowed
$25,655
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 125 | 96 | $105 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 41 | 41 | $132 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 17 | 17 | $421 |
In context: peer comparison
Among 50 peers in Brooklyn Specialist, average services per provider: 234. This provider delivers 0.8× the peer median.Open Payments
Industry payments received
All-time total
$566
Transactions
29
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Gilead Sciences, INC. | 12 | $248.78 | |
| Phathom Pharmaceuticals, INC. | 5 | $99.50 | |
| Intercept Pharmaceuticals, INC. | 3 | $50.76 | |
| Celgene Corporation | 2 | $49.54 | |
| Abbvie INC. | 3 | $46.19 | |
| Intra-Sana Laboratories | 1 | $22.77 | |
| Vivus LLC | 1 | $16.30 | |
| Takeda Pharmaceuticals U.S.A., INC. | 1 | $16.00 | |
| Aimmune Therapeutics, INC. | 1 | $15.89 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
286
Patients
169
Total drug cost
$13,299
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 134 | 85 | $1,444 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 54 | 54 | $908 |
| Famotidine | Generic | 19 | 13 | $185 |
| Sucralfate | Generic | 18 | 0 | $652 |
| Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 17 | 17 | $306 |
| Proctozone-Hc (Hydrocortisone) | Brand | 16 | 0 | $415 |
| Ursodiol | Generic | 15 | 0 | $2,122 |
| Linzess (Linaclotide) | Brand | 13 | 0 | $7,267 |
Frequently asked questions
What is Dr. Nan Sandar's medical specialty?
Dr. Nan Sandar practices Specialist in Brooklyn, NY.
Where does Dr. Nan Sandar practice?
Dr. Nan Sandar practices at 129 Saint Nicholas Ave, Brooklyn, NY 112374039. Office phone: 7188210643.
What is Dr. Nan Sandar's NPI?
Dr. Nan Sandar's National Provider Identifier (NPI) is 1376785634, issued by NPPES.
Does Dr. Nan Sandar accept Medicare assignment?
Yes. Dr. Nan Sandar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nan Sandar commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.