Doctor profile · Federal record
Dr. Yunseok Namn, M.D
Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Student in an Organized Health Care Education/Training Program · West Orange, NJ
- NPI 1881005395
- Accepts Medicare
- 12 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
101 Old Short Hills RD Ste 217
West Orange, NJ 070521023
(973) 731-4600
fax (973) 731-1477
Credentials & registration
- NPI registered
- May 2014 — 12 yrs on file
- Profile last updated
- June 27, 2023
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- New Jersey #25MA11585200 · New York #290592
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1881005395. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
487
Distinct HCPCS
8
Medicare allowed
$64,026
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 257 | 109 | $86 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 102 | 88 | $130 | |
43237 |
Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope through mouth | 33 | 31 | $170 | |
43238 |
Ultrasound guided needle aspiration or biopsy of esophagus using a flexible endoscope | 27 | 27 | $224 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 23 | 23 | $142 | |
43274 |
Insertion of stent into pancreatic or bile duct using a flexible endoscope | 17 | 14 | $480 | |
43264 |
Removal of stone or debris from bile or pancreatic duct using a flexible endoscope | 15 | 14 | $278 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 13 | 12 | $100 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 90. This provider delivers 5.4× the peer median.Open Payments
Industry payments received
All-time total
$907
Transactions
26
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 8 | $358.13 | |
| Boston Scientific Corporation | 9 | $267.09 | |
| Olympus America Inc. | 1 | $86.40 | |
| 3-D Matrix, Inc. | 1 | $66.23 | |
| Janssen Biotech, Inc. | 2 | $33.56 | |
| Tempus AI, Inc | 1 | $29.94 | |
| Medtronic, Inc. | 1 | $20.92 | |
| Fresenius Kabi USA, LLC | 1 | $16.31 | |
| Ferring Pharmaceuticals Inc. | 1 | $14.41 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 1 | $13.73 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Yunseok Namn's medical specialty?
Dr. Yunseok Namn practices Gastroenterology Physician in West Orange, NJ.
Where does Dr. Yunseok Namn practice?
Dr. Yunseok Namn practices at 101 Old Short Hills RD Ste 217, West Orange, NJ 070521023. Office phone: 9737314600.
What is Dr. Yunseok Namn's NPI?
Dr. Yunseok Namn's National Provider Identifier (NPI) is 1881005395, issued by NPPES.
Does Dr. Yunseok Namn accept Medicare assignment?
Yes. Dr. Yunseok Namn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Yunseok Namn commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope through mouth (HCPCS 43237). Source: CMS Medicare Physician & Other Practitioners file.