Physician Profile
Nanlong Liu, M.D. practices gastroenterology in Louisville, KY. Nanlong is also listed as specializing in internal medicine and student in an organized health care education program. Medicare claims data shows Nanlong provided 1,233 services to 928 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes, and removal of stone or debris from bile or pancreatic duct using a flexible endoscope.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
401 E CHESTNUT ST UNIT 310
Louisville, KY 40202
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
1,233 services · 928 patients · 23 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of stone or debris from bile or pancreatic duct using a flexible endoscope | Procedure | 43264 |
83 | More than most peers in Gastroenterology |
| Insertion of stent into pancreatic or bile duct using a flexible endoscope | Procedure | 43274 |
57 | More than most peers in Gastroenterology |
| Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope through mouth | Procedure | 43237 |
54 | More than most peers in Gastroenterology |
| Removal of large bowel tissue using a flexible endoscope | Procedure | 45390 |
45 | More than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
42 | As often as other peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
41 | Less often than most peers in Gastroenterology |
| Removal of tissue lining of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43254 |
29 | More often than most peers in Gastroenterology |
| Ultrasound guided needle aspiration or biopsy of esophagus using a flexible endoscope | Procedure | 43238 |
29 | More often than most peers in Gastroenterology |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
25 | Less often than most peers in Gastroenterology |
| Removal of stent from pancreatic or bile duct using a flexible endoscope | Procedure | 43275 |
24 | More often than most peers in Gastroenterology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Nanlong Liu is a gastroenterologist in Louisville, KY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Nanlong Liu is listed at 401 E Chestnut St Unit 310, Louisville, KY 40202. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (502) 588-4600. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Nanlong Liu's National Provider Identifier is 1619395977. 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
Nanlong Liu attended Other, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
Nanlong Liu 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, Nanlong Liu performs procedures including removal of stone or debris from bile or pancreatic duct using a flexible endoscope, insertion of stent into pancreatic or bile duct using a flexible endoscope and ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope through mouth, 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 Nanlong Liu. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.