Doctor profile · Federal record
Dr. Nancy Chung, MD
Gastroenterology Physician (CMS: Gastroenterology) · New York, NY
- NPI 1598923542
- 20 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
233 Broadway Suite 2750
New York, NY 102791027
(212) 889-5544
fax (212) 481-1089 - Additional location
-
36 East 31 Street Suite 701
New York, NY 100161001
Credentials & registration
- NPI registered
- May 2008 — 18 yrs on file
- Profile last updated
- November 29, 2021
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- New York #249519
- Medicaid
- NY #03138598
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1598923542. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
11
Distinct HCPCS
1
Medicare allowed
$2,084
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99204 |
New patient office or other outpatient visit, 45-59 minutes | 11 | 11 | $189 |
In context: peer comparison
Among 165 peers in New York Gastroenterology Physician, average services per provider: 69. This provider delivers 0.2× the peer median.Open Payments
Industry payments received
All-time total
$2,304
Transactions
119
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 31 | $516.60 | |
| Abbvie INC. | 26 | $398.20 | |
| Takeda Pharmaceuticals U.S.A., INC. | 18 | $222.04 | |
| Celgene Corporation | 10 | $190.63 | |
| Qol Medical, LLC | 5 | $176.32 | |
| Phathom Pharmaceuticals, INC. | 9 | $146.19 | |
| Janssen Biotech, INC. | 1 | $117.39 | |
| Ironwood Pharmaceuticals, INC | 4 | $88.00 | |
| Genzyme Corporation | 3 | $83.61 | |
| Pfizer INC. | 3 | $67.89 | |
| Regeneron Healthcare Solutions, INC. | 2 | $58.99 | |
| Intercept Pharmaceuticals, INC. | 2 | $46.37 | |
| Lilly USA, LLC | 2 | $44.11 | |
| Vivus LLC | 2 | $34.92 | |
| Merck Sharp & Dohme LLC | 1 | $29.52 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
14
Patients
0
Total drug cost
$286
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 14 | 0 | $286 |
Hospital affiliations
Frequently asked questions
What is Dr. Nancy Chung's medical specialty?
Dr. Nancy Chung practices Gastroenterology Physician in New York, NY.
Where does Dr. Nancy Chung practice?
Dr. Nancy Chung practices at 233 Broadway Suite 2750, New York, NY 102791027. Office phone: 2128895544.
What is Dr. Nancy Chung's NPI?
Dr. Nancy Chung's National Provider Identifier (NPI) is 1598923542, issued by NPPES.
Does Dr. Nancy Chung accept Medicare assignment?
Dr. Nancy Chung does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Nancy Chung commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.