Doctor profile · Federal record

Dr. Charles Cheng, MD

Surgery Physician (CMS: General Surgery) · Surgical Oncology Physician · Appleton, WI

  • NPI 1285626465
  • Accepts Medicare
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2000 E Milestone Dr
Appleton, WI 549136701
(920) 731-8289
fax (920) 832-0444

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
July 22, 2025
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Wisconsin #43500 020
Medicaid
WI #34128600

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285626465. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
91
Distinct HCPCS
5
Medicare allowed
$13,933
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 33 32 $232
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 16 16 $74
99204 New patient office or other outpatient visit, 45-59 minutes 15 15 $156
99213 Established patient office or other outpatient visit, 20-29 minutes 14 14 $85
99214 Established patient office or other outpatient visit, 30-39 minutes 13 13 $120

In context: peer comparison

Among 7 peers in this city , average services per provider: 21. This provider delivers 4.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$962
Transactions
11
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Olympus Corporation of the Americas 10 $834.92
Ethicon Inc. 1 $126.66

By nature of payment

Travel and Lodging
$776
Food and Beverage
$185

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
97
Patients
60
Total drug cost
$655
Drug Type Claims Patients Total cost
Omeprazole Generic 49 15 $582
Oxycodone Hcl Generic 48 45 $74

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Cheng's medical specialty?
Dr. Charles Cheng practices Surgery Physician in Appleton, WI.
Where does Dr. Charles Cheng practice?
Dr. Charles Cheng practices at 2000 E Milestone Dr, Appleton, WI 549136701. Office phone: 9207318289.
What is Dr. Charles Cheng's NPI?
Dr. Charles Cheng's National Provider Identifier (NPI) is 1285626465, issued by NPPES.
Does Dr. Charles Cheng accept Medicare assignment?
Yes. Dr. Charles Cheng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Cheng commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.