Doctor profile · Federal record

Dr. Walker Wynkoop, M.D.

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Los Banos, CA

  • NPI 1760580427
  • Accepts Medicare
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
807 Illinois Ave
Los Banos, CA 936353512
(209) 710-8695

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
February 19, 2021
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
California #87898

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1760580427. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
479
Distinct HCPCS
9
Medicare allowed
$24,930
HCPCS Description Services Patients Avg allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 219 26 $1
99213 Established patient office or other outpatient visit, 20-29 minutes 65 44 $92
99212 Established patient office or other outpatient visit, 10-19 minutes 63 46 $58
20610 Aspiration and/or injection of fluid from large joint 37 20 $76
99203 New patient office or other outpatient visit, 30-44 minutes 26 26 $110
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 26 25 $130
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $169
99284 Emergency department visit with moderate level of medical decision making 15 15 $119
99214 Established patient office or other outpatient visit, 30-39 minutes 11 11 $120

In context: peer comparison

Among 1 peers in Los Banos Orthopaedic Surgery Physician, average services per provider: 53. This provider delivers 9.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
53
Patients
47
Total drug cost
$517
Drug Type Claims Patients Total cost
Ibuprofen Generic 38 33 $386
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 15 14 $131

Frequently asked questions

Auto-generated from federal data
What is Dr. Walker Wynkoop's medical specialty?
Dr. Walker Wynkoop practices Orthopaedic Surgery Physician in Los Banos, CA.
Where does Dr. Walker Wynkoop practice?
Dr. Walker Wynkoop practices at 807 Illinois Ave, Los Banos, CA 936353512. Office phone: 2097108695.
What is Dr. Walker Wynkoop's NPI?
Dr. Walker Wynkoop's National Provider Identifier (NPI) is 1760580427, issued by NPPES.
Does Dr. Walker Wynkoop accept Medicare assignment?
Yes. Dr. Walker Wynkoop accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Walker Wynkoop commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.