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Edit this profileBased in Milwaukee, WI, Ling Mei is listed in the NPI registry under gastroenterology. According to Medicare claims data, Ling cared for 202 Medicare patients across 203 services. The services billed most often include biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, biopsy of large bowel using a flexible endoscope, and removal of polyps or growths of large bowel using an endoscope with mechanical snare. NPI 1285902684 identifies this record in the national registry.
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.
9200 W WISCONSIN AVE DIVISION OF GASTROENTEROLOGY
Milwaukee, WI 53226
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.
Chronic conditions
Liver health
Specialized and cancer
Wound care
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
Advanced endoscopy
Biliary and pancreatic endoscopy
Capsule and physiology testing
Chronic illness
Clinical Nutrition
Diagnostic Testing
Digestive
General surgery
Infection & Microbiology Tests
Liver procedures
Lower endoscopy
Nursing care
Nutrition & Digestion
Upper endoscopy
Most searched procedures
Treatments
203 services · 202 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
47 | As often as other peers in Gastroenterology |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
29 | Less often than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
28 | Less often than most peers in Gastroenterology |
| Study of rectum sensitivity and function | Treatment | 91122 |
20 | As often as other peers in Gastroenterology |
| Test for tone and sensation of rectum and anus | Treatment | 91120 |
20 | As often as other peers in Gastroenterology |
| Monitoring and recording of esophageal function through nasal tube with electrode | Treatment | 91037 |
17 | As often as other peers in Gastroenterology |
| Study of esophagus to assess movement | Treatment | 91010 |
17 | As often as other peers in Gastroenterology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
14 | Less often than most peers in Gastroenterology |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
11 | 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.
Ling Mei is a gastroenterologist in Milwaukee, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Ling Mei is listed at 9200 W Wisconsin Ave Division of Gastroenterology, Milwaukee, WI 53226. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (414) 955-6830. Contact the office directly to confirm availability and scheduling.
NPI registry
Ling Mei's National Provider Identifier is 1285902684. 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
Ling Mei attended Other, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
Ling Mei has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Ling Mei performs procedures including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, biopsy of large bowel using a flexible endoscope and removal of polyps or growths of large bowel using an endoscope with mechanical snare; provides treatments such as study of rectum sensitivity and function and test for tone and sensation of rectum and anus, 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 Ling Mei. If this is you, claiming it is free.
Guide.md
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