Physician Profile
Yunseok Namn, M.D practices gastroenterology in West Orange, NJ. Yunseok is a 2014 graduate of Rutgers New Jersey Medical School. Yunseok is also listed as specializing in student in an organized health care education program. Medicare claims data shows Yunseok provided 1,088 services to 770 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and ultrasound guided needle aspiration or biopsy of esophagus using a flexible endoscope. The provider's National Provider Identifier (NPI) is 1881005395.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
101 OLD SHORT HILLS RD STE 217
West Orange, NJ 07052
Within Gastroenterology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Most searched procedures
Lower endoscopy
Upper endoscopy
Capsule and physiology testing
Diagnostic Testing
Liver procedures
Treatments
1,088 services · 770 patients · 17 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound guided needle aspiration or biopsy of esophagus using a flexible endoscope | Procedure | 43238 |
72 | More than most peers in Gastroenterology |
| Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope through mouth | Procedure | 43237 |
57 | More than most peers in Gastroenterology |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
34 | More often than most peers in Gastroenterology |
| Removal of stone or debris from bile or pancreatic duct using a flexible endoscope | Procedure | 43264 |
23 | As often as other peers in Gastroenterology |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
21 | As often as other peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
21 | Less often than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
17 | Less often than most peers in Gastroenterology |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
16 | Less often than most peers in Gastroenterology |
| Insertion of stent into pancreatic or bile duct using a flexible endoscope | Procedure | 43274 |
16 | Less often than most peers in Gastroenterology |
| Removal of large bowel tissue using a flexible endoscope | Procedure | 45390 |
14 | Less often than most peers in Gastroenterology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Yunseok Namn is a gastroenterologist in West Orange, NJ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Yunseok Namn is listed at 101 Old Short Hills Rd Ste 217, West Orange, NJ 07052. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (973) 731-4600. Contact the office directly to confirm availability and scheduling.
NPI registry
Yunseok Namn's National Provider Identifier is 1881005395. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Yunseok Namn attended Rutgers New Jersey Medical School, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
Yunseok Namn has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Yunseok Namn performs procedures including ultrasound guided needle aspiration or biopsy of esophagus using a flexible endoscope, ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope through mouth and diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Yunseok Namn. If this is you, claiming it is free.
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