Doctor profile · Federal record

Dr. Joseph Wang, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Internal Medicine Physician · Jefferson City, MO

  • NPI 1437118718
  • Accepts Medicare
  • 32 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
1241 W Stadium Blvd
Jefferson City, MO 651096023
(573) 635-5264
fax (573) 556-1719
Additional location
3901 S Fremont Ave Fl 4
Springfield, MO 658046538
(000) 000-0000

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
October 21, 2025
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Missouri #105279 · Hawaii #MD-26081
Medicaid
MO #208254508

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437118718. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,283
Distinct HCPCS
10
Medicare allowed
$136,503
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 241 236 $235
88305 Pathology examination of tissue using a microscope, intermediate complexity 234 113 $30
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 115 107 $54
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 100 90 $116
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 85 85 $173
36415 Insertion of needle into vein for collection of blood sample 63 41 $8
88313 Special stained specimen slides to examine tissue including interpretation and report 44 27 $59
45380 Biopsy of large bowel using a flexible endoscope 41 40 $89
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 38 32 $76
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 37 31 $48

In context: peer comparison

Among 2 peers in this city , average services per provider: 60. This provider delivers 21× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$739
Transactions
33
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Intercept Pharmaceuticals, Inc. 5 $95.49
Salix Pharmaceuticals, a division of Bausch Health US, LLC 4 $90.51
Phathom Pharmaceuticals, Inc. 2 $86.35
Ardelyx, Inc. 4 $71.95
ABBVIE INC. 4 $64.81
IRONWOOD PHARMACEUTICALS, INC 2 $49.06
AIMMUNE THERAPEUTICS, INC. 2 $46.01
Janssen Biotech, Inc. 2 $41.66
Takeda Pharmaceuticals U.S.A., Inc. 2 $41.10
Regeneron Healthcare Solutions, Inc. 1 $25.77
Medtronic, Inc. 1 $21.24
Pacira Pharmaceuticals Incorporated 1 $20.79
GENZYME CORPORATION 1 $20.35
QOL Medical, LLC 1 $17.75
Organon Llc 1 $17.35

By nature of payment

Food and Beverage
$739

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
779
Patients
178
Total drug cost
$66,312
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 397 112 $6,079
Omeprazole Generic 69 18 $1,175
Mesalamine Generic 67 13 $35,202
Mesalamine Er (Mesalamine) Brand 39 0 $14,213
Furosemide Generic 32 0 $74
Dicyclomine Hcl Generic 31 0 $933
Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 22 22 $401
Spironolactone Generic 21 0 $336
Balsalazide Disodium Generic 18 0 $3,971
Amitriptyline Hcl Generic 16 0 $151

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph Wang's medical specialty?
Dr. Joseph Wang practices Gastroenterology Physician in Jefferson City, MO.
Where does Dr. Joseph Wang practice?
Dr. Joseph Wang practices at 1241 W Stadium Blvd, Jefferson City, MO 651096023. Office phone: 5736355264.
What is Dr. Joseph Wang's NPI?
Dr. Joseph Wang's National Provider Identifier (NPI) is 1437118718, issued by NPPES.
Does Dr. Joseph Wang accept Medicare assignment?
Yes. Dr. Joseph Wang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Wang commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.