Doctor profile · Federal record

Dr. William Penny, M.D.

Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Fort Smith, AR

  • NPI 1689069478
  • Accepts Medicare
  • MIPS 95.0 / 100 · 2023
  • 11 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
7301 Rogers Ave
Fort Smith, AR 729034100
(479) 452-9416
fax (479) 242-1990
Additional location
411 E Matthews Ave
Jonesboro, AR 72401
(870) 930-3518
Additional location
4301 W Markham St # 517
Little Rock, AR 722057101
(501) 686-5356
Mailing address
Po Box 1426
Fort Smith, AR 729021426

Credentials & registration

NPPES · NUCC
NPI registered
March 2015 — 11 yrs on file
Profile last updated
February 18, 2020
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State license (1)
Arkansas #E-11963

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689069478. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,487
Distinct HCPCS
10
Medicare allowed
$117,994
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 1,741 1,060 $34
88342 Special stained specimen slides to examine tissue, initial procedure 481 423 $32
88341 Special stained specimen slides to examine tissue, each additional procedure 386 130 $26
88307 Pathology examination of tissue using a microscope, moderately high complexity 191 150 $75
88304 Pathology examination of tissue using a microscope, moderately low complexity 150 138 $10
88311 Preparation of tissue for examination by removing any calcium present 102 60 $11
88112 Cell examination of specimen, selective cellular enhancement technique 100 79 $25
88360 Microscopic genetic analysis of tumor, manual 76 38 $38
88313 Special stained specimen slides to examine tissue including interpretation and report 57 34 $11
88312 Special stained specimen slides to identify organisms including interpretation and report 49 38 $24

In context: peer comparison

Among 3 peers in Fort Smith Anatomic Pathology & Clinical Pathology Physician, average services per provider: 210. This provider delivers 17× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Penny's medical specialty?
Dr. William Penny practices Anatomic Pathology & Clinical Pathology Physician in Fort Smith, AR.
Where does Dr. William Penny practice?
Dr. William Penny practices at 7301 Rogers Ave, Fort Smith, AR 729034100. Office phone: 4794529416.
What is Dr. William Penny's NPI?
Dr. William Penny's National Provider Identifier (NPI) is 1689069478, issued by NPPES.
Does Dr. William Penny accept Medicare assignment?
Yes. Dr. William Penny accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Penny commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, initial procedure (HCPCS 88342); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341). Source: CMS Medicare Physician & Other Practitioners file.