Doctor profile · Federal record

Dr. Jon Winjum, MD

Family Medicine Physician (CMS: Family Practice) · Oregon City, OR

  • NPI 1730156639
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1420 John Adams St
Oregon City, OR 970451609
(503) 656-1484
fax (503) 650-1976

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
October 1, 2007
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Oregon #MD20031
Medicaid
OR #082987

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1730156639. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
546
Distinct HCPCS
6
Medicare allowed
$58,125
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 270 149 $92
99214 Established patient office or other outpatient visit, 30-39 minutes 172 127 $130
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 53 53 $132
G0008 Administration of influenza virus vaccine 22 22 $31
90662 Influenza vaccine split virus, preservative free 16 16 $71
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 13 13 $168

In context: peer comparison

Among 7 peers in this city , average services per provider: 51. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
6,269
Patients
1,775
Total drug cost
$315,107
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 956 279 $13,275
Levothyroxine Sodium Generic 663 187 $12,118
Lisinopril Generic 582 177 $5,102
Amlodipine Besylate Generic 541 159 $3,976
Losartan Potassium Generic 504 154 $8,405
Hydrochlorothiazide Generic 353 120 $2,146
Trazodone Hcl Generic 326 82 $4,427
Metformin Hcl Generic 319 95 $3,215
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 317 69 $6,177
Metoprolol Succinate Generic 298 96 $6,734

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jon Winjum's medical specialty?
Dr. Jon Winjum practices Family Medicine Physician in Oregon City, OR.
Where does Dr. Jon Winjum practice?
Dr. Jon Winjum practices at 1420 John Adams St, Oregon City, OR 970451609. Office phone: 5036561484.
What is Dr. Jon Winjum's NPI?
Dr. Jon Winjum's National Provider Identifier (NPI) is 1730156639, issued by NPPES.
Does Dr. Jon Winjum accept Medicare assignment?
Yes. Dr. Jon Winjum accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jon Winjum commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.