Doctor profile · Federal record

Dr. Willard Carnahan, M.D.

Surgery Physician · Tucson, AZ

  • NPI 1285686311
  • MIPS 83.2 / 100 · 2023
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6320 N la Cholla Blvd, Ste 310
Tucson, AZ 85741
(520) 219-9125
fax (520) 219-9130

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
February 18, 2016
Specialty taxonomy
208600000X — NUCC code
State license (1)
Arizona #13209

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285686311. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
113
Distinct HCPCS
5
Medicare allowed
$18,572
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 42 42 $162
99213 Established patient office or other outpatient visit, 20-29 minutes 22 20 $87
99203 New patient office or other outpatient visit, 30-44 minutes 19 19 $109
99212 Established patient office or other outpatient visit, 10-19 minutes 16 14 $55
49650 Repair of groin hernia using an endoscope 14 14 $495

In context: peer comparison

Among 25 peers in Tucson Surgery Physician, average services per provider: 47. This provider delivers 2.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
61
Patients
60
Total drug cost
$244
Drug Type Claims Patients Total cost
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 42 41 $200
Oxycodone Hcl Generic 19 19 $43

Frequently asked questions

Auto-generated from federal data
What is Dr. Willard Carnahan's medical specialty?
Dr. Willard Carnahan practices Surgery Physician in Tucson, AZ.
Where does Dr. Willard Carnahan practice?
Dr. Willard Carnahan practices at 6320 N la Cholla Blvd, Tucson, AZ 85741. Office phone: 5202199125.
What is Dr. Willard Carnahan's NPI?
Dr. Willard Carnahan's National Provider Identifier (NPI) is 1285686311, issued by NPPES.
What procedures does Dr. Willard Carnahan commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.