Doctor profile · Federal record

Dr. Michael Walker, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Carmel, IN

  • NPI 1982866232
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
11900 N Pennsylvania Street, Suite 100
Carmel, IN 560324694
(317) 846-0717
fax (317) 846-0557
Mailing address
Po Box 2303 Dept 163
Indianapolis, IN 462062303

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
August 15, 2012
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
Indiana #01069551A · Indiana #11014028A
Medicaid
IN #201027220

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982866232. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
13,123
Distinct HCPCS
10
Medicare allowed
$129,930
HCPCS Description Services Patients Avg allowed
A9575 Injection, gadoterate meglumine, 0.1 ml 6,160 39 $0
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 4,984 47 $0
Q9966 Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml 684 47 $0
J2795 Injection, ropivacaine hydrochloride, 1 mg 315 12 $0
73721 Mri scan of leg joint without contrast 225 210 $188
73221 Mri scan of arm joint without contrast 159 157 $194
73700 Ct scan of leg without contrast 68 64 $123
73200 Ct scan of arm without contrast 51 50 $138
J1030 Injection, methylprednisolone acetate, 40 mg 51 25 $7
73030 X-ray of shoulder, minimum of 2 views 50 46 $32

In context: peer comparison

Among 6 peers in this city , average services per provider: 667. This provider delivers 20× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Walker's medical specialty?
Dr. Michael Walker practices Diagnostic Radiology Physician in Carmel, IN.
Where does Dr. Michael Walker practice?
Dr. Michael Walker practices at 11900 N Pennsylvania Street, Carmel, IN 560324694. Office phone: 3178460717.
What is Dr. Michael Walker's NPI?
Dr. Michael Walker's National Provider Identifier (NPI) is 1982866232, issued by NPPES.
Does Dr. Michael Walker accept Medicare assignment?
Yes. Dr. Michael Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Walker commonly perform?
Top Medicare-reported procedures in 2023: Injection, gadoterate meglumine, 0.1 ml (HCPCS A9575); Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml (HCPCS Q9966). Source: CMS Medicare Physician & Other Practitioners file.