Doctor profile · Federal record

Dr. Jim Buck, M.D.

Family Medicine Physician (CMS: Family Practice) · Fairfield, IA

  • NPI 1841308533
  • Accepts Medicare
  • MIPS 64.1 / 100 · 2023
  • 47 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2000 South Main Street, Ste C
Fairfield, IA 525563739
(641) 472-4141

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 22, 2009
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Iowa #23255
Medicaid
IA #198564

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841308533. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
50
Distinct HCPCS
1
Medicare allowed
$386
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 50 32 $8

In context: peer comparison

Among 2 peers in this city , average services per provider: 28. This provider delivers 1.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$17
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Ferring Pharmaceuticals Inc. 1 $17.13

By nature of payment

Food and Beverage
$17

Frequently asked questions

Auto-generated from federal data
What is Dr. Jim Buck's medical specialty?
Dr. Jim Buck practices Family Medicine Physician in Fairfield, IA.
Where does Dr. Jim Buck practice?
Dr. Jim Buck practices at 2000 South Main Street, Fairfield, IA 525563739. Office phone: 6414724141.
What is Dr. Jim Buck's NPI?
Dr. Jim Buck's National Provider Identifier (NPI) is 1841308533, issued by NPPES.
Does Dr. Jim Buck accept Medicare assignment?
Yes. Dr. Jim Buck accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jim Buck commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.