Doctor profile · Federal record

Dr. John Walker, M.D.

Family Medicine Physician (CMS: Family Practice) · Franklin, IN

  • NPI 1720021769
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
990 E State Road 44
Franklin, IN 461319199
(317) 736-8474
fax (317) 736-6040
Mailing address
106 S State Road 135 Ste C
Trafalgar, IN 461818702

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 22, 2025
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Indiana #01040526
Medicaid
IN #100333850B

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720021769. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
755
Distinct HCPCS
8
Medicare allowed
$72,852
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 477 199 $119
36415 Insertion of needle into vein for collection of blood sample 139 83 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 35 33 $82
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 23 22 $224
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 23 23 $76
G0008 Administration of influenza virus vaccine 23 23 $29
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 23 23 $120
99204 New patient office or other outpatient visit, 45-59 minutes 12 12 $155

In context: peer comparison

Among 4 peers in this city , average services per provider: 97. This provider delivers 7.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$31
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 2 $30.86

By nature of payment

Food and Beverage
$31

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,051
Patients
817
Total drug cost
$53,062
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 458 129 $6,136
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 345 59 $12,982
Levothyroxine Sodium Generic 254 65 $4,469
Amlodipine Besylate Generic 228 61 $1,448
Irbesartan Generic 205 54 $6,936
Metformin Hcl Er (Metformin Hcl) Brand 191 60 $3,124
Alprazolam Generic 180 34 $1,158
Lisinopril Generic 164 54 $1,534
Metoprolol Succinate Generic 162 47 $2,733
Omeprazole Generic 161 51 $2,253

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Walker's medical specialty?
Dr. John Walker practices Family Medicine Physician in Franklin, IN.
Where does Dr. John Walker practice?
Dr. John Walker practices at 990 E State Road 44, Franklin, IN 461319199. Office phone: 3177368474.
What is Dr. John Walker's NPI?
Dr. John Walker's National Provider Identifier (NPI) is 1720021769, issued by NPPES.
Does Dr. John Walker accept Medicare assignment?
Yes. Dr. John Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Walker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.