Doctor profile · Federal record

Dr. James Martinson, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Pediatrics Physician · Hospitalist Physician · Student in an Organized Health Care Education/Training Program · Portland, OR

  • NPI 1144232554
  • Accepts Medicare
  • 21 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9205 Sw Barnes RD
Portland, OR 972256603
(503) 216-2906
Mailing address
Po Box 3158
Portland, OR 972083158

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 22, 2021
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Oregon #MD151764 · Montana #57536
Medicaid
OR #500622826

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144232554. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
52
Distinct HCPCS
2
Medicare allowed
$9,030
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 30 30 $174
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 22 22 $174

In context: peer comparison

Among 209 peers in Portland Internal Medicine Physician, average services per provider: 60. This provider delivers 0.9× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Martinson's medical specialty?
Dr. James Martinson practices Internal Medicine Physician in Portland, OR.
Where does Dr. James Martinson practice?
Dr. James Martinson practices at 9205 Sw Barnes RD, Portland, OR 972256603. Office phone: 5032162906.
What is Dr. James Martinson's NPI?
Dr. James Martinson's National Provider Identifier (NPI) is 1144232554, issued by NPPES.
Does Dr. James Martinson accept Medicare assignment?
Yes. Dr. James Martinson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Martinson commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.