Doctor profile · Federal record

Dr. Spencer Wilson, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Indianapolis, IN

  • NPI 1679731046
  • Accepts Medicare
  • MIPS 69.2 / 100 · 2023
  • 24 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8424 Naab RD, Suite 3J
Indianapolis, IN 462605918
(317) 872-7396

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
October 3, 2012
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Indiana #01060883A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679731046. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
619
Distinct HCPCS
9
Medicare allowed
$96,180
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 267 264 $232
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 104 101 $112
99213 Established patient office or other outpatient visit, 20-29 minutes 82 71 $83
43450 Dilation of esophagus 44 40 $37
45380 Biopsy of large bowel using a flexible endoscope 42 42 $67
99204 New patient office or other outpatient visit, 45-59 minutes 25 25 $155
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 25 25 $168
99203 New patient office or other outpatient visit, 30-44 minutes 15 15 $104
99214 Established patient office or other outpatient visit, 30-39 minutes 15 12 $119

In context: peer comparison

Among 41 peers in this city , average services per provider: 73. This provider delivers 8.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,881
Transactions
93
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 30 $730.07
Takeda Pharmaceuticals U.S.A., Inc. 13 $206.18
Salix Pharmaceuticals, a division of Bausch Health US, LLC 9 $159.24
Regeneron Healthcare Solutions, Inc. 6 $104.04
PFIZER INC. 6 $93.35
Phathom Pharmaceuticals, Inc. 5 $90.34
AIMMUNE THERAPEUTICS, INC. 4 $87.72
Janssen Biotech, Inc. 5 $83.55
Celltrion USA Inc. 4 $70.88
Ipsen Biopharmaceuticals, Inc 2 $46.54
IRONWOOD PHARMACEUTICALS, INC 3 $45.22
Sandoz Inc. 2 $37.13
Ardelyx, Inc. 2 $35.15
Madrigal Pharmaceuticals 1 $22.28
Lilly USA, LLC 1 $20.76

By nature of payment

Food and Beverage
$1,810
Education
$71

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
770
Patients
254
Total drug cost
$136,692
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 245 65 $3,502
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 149 147 $25,336
Omeprazole Generic 104 29 $1,338
Dicyclomine Hcl Generic 36 13 $749
Colestipol Hcl Generic 29 0 $3,387
Mesalamine Generic 27 0 $10,744
Xifaxan (Rifaximin) Brand 24 0 $80,984
Azathioprine Generic 22 0 $1,085
Ondansetron Odt (Ondansetron) Brand 21 0 $563
Ursodiol Generic 21 0 $5,808

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Spencer Wilson's medical specialty?
Dr. Spencer Wilson practices Gastroenterology Physician in Indianapolis, IN.
Where does Dr. Spencer Wilson practice?
Dr. Spencer Wilson practices at 8424 Naab RD, Indianapolis, IN 462605918. Office phone: 3178727396.
What is Dr. Spencer Wilson's NPI?
Dr. Spencer Wilson's National Provider Identifier (NPI) is 1679731046, issued by NPPES.
Does Dr. Spencer Wilson accept Medicare assignment?
Yes. Dr. Spencer Wilson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Spencer Wilson 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.