Doctor profile · Federal record

Dr. Chukwunonso Chime, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Baldwin, WI

  • NPI 1619318771
  • Accepts Medicare
  • 19 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1100 Bergslien St
Baldwin, WI 540022600
(715) 684-1111
fax (715) 684-1119
Additional location
1285 Nininger RD
Hastings, MN 550331086
(651) 480-4200

Credentials & registration

NPPES · NUCC
NPI registered
July 2013 — 13 yrs on file
Profile last updated
December 30, 2021
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Wisconsin #72898 · Minnesota #69902

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619318771. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
90
Distinct HCPCS
4
Medicare allowed
$15,523
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 42 42 $223
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 18 17 $79
99213 Established patient office or other outpatient visit, 20-29 minutes 16 13 $86
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 14 14 $240

In context: peer comparison

Among 1 peers in Baldwin Gastroenterology Physician, average services per provider: 22. This provider delivers 4.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
354
Patients
117
Total drug cost
$419,976
Drug Type Claims Patients Total cost
Omeprazole Generic 162 64 $2,705
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 41 39 $612
Creon (Lipase/Protease/Amylase) Brand 35 0 $99,043
Cholestyramine (Cholestyramine (With Sugar)) Brand 28 14 $2,571
Famotidine Generic 21 0 $314
Pantoprazole Sodium Generic 20 0 $235
Dicyclomine Hcl Generic 14 0 $233
Budesonide Dr (Budesonide) Brand 11 0 $644
Linzess (Linaclotide) Brand 11 0 $7,183
Stelara (Ustekinumab) Brand 11 0 $306,436

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chukwunonso Chime's medical specialty?
Dr. Chukwunonso Chime practices Gastroenterology Physician in Baldwin, WI.
Where does Dr. Chukwunonso Chime practice?
Dr. Chukwunonso Chime practices at 1100 Bergslien St, Baldwin, WI 540022600. Office phone: 7156841111.
What is Dr. Chukwunonso Chime's NPI?
Dr. Chukwunonso Chime's National Provider Identifier (NPI) is 1619318771, issued by NPPES.
Does Dr. Chukwunonso Chime accept Medicare assignment?
Yes. Dr. Chukwunonso Chime accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chukwunonso Chime 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); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.