DR. JAMES MELVIN MARTINSON (M.D.) – Internal Medicine Physician, NPI 1144232554

DR. JAMES MELVIN MARTINSON (M.D.) is a healthcare provider. based in Portland, Oregon. specializing in INTERNAL MEDICINE. They hold the professional credentials M.D.. They hold a License No. 57536 (MT). The NPI Number for DR. JAMES MELVIN MARTINSON (M.D.) is 1144232554

Main info

Male
21 Years Of Experience
Accepts Medicare Assignment
Name
DR. JAMES MELVIN MARTINSON (M.D.)
NPI
1144232554
Phone
Not provided
Address
PO BOX 3158
Enumeration Date
13 August 2006
Last Update Date
22 July 2021

Doctor Profile

Medical School Name
MEDICAL COLLEGE OF WISCONSIN
Secondary Phone
5032156480
Graduation Year
2005 (21 years ago)
PAC ID
5294859740
Group Practice PAC ID
0648183608
Professional Enrollment ID
I20100903000959
Address ID
OR972132981PO5050XSTXX402
Telehealth
Yes
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience81
Completeness75
Years active:19State licenses:2Digital endpointsOther names

2,474 INTERNAL MEDICINE in OR

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Provider Addresses for DR. JAMES MELVIN MARTINSON (M.D.)

  • 3158, Southwest 87th Avenue, Portland, Metro, Washington County, Oregon, 97225, United States

    PORTLAND, OR 972083158

    Phone:

    Type: Mailing

  • Southwest Barnes Road, Sylvan-Highlands, Portland, Metro, Multnomah County, Oregon, 97210, United States

    PORTLAND, OR 972256603

    Phone: (503) 216-2906

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2010-09-03

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20100903000959IInternal MedicineORTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes5252$0
View full utilization report →

Insurance plans in this area (ZIP 97208)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 0648183608View full group profile
NameSpecialtyState
Internal MedicineOR
Physician AssistantOR
-OR
N E U R O L O G YOR
Nurse PractitionerOR
Infectious Disease, Internal MedicineOR
Thoracic SurgeryOR
Nurse PractitionerOR
Physician AssistantWA
Clinical PsychologistOR

Reviews

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Frequently asked questions

How do I look up DR. JAMES MELVIN MARTINSON (M.D.) by NPI?
Use NPI 1144232554 when you need to reference DR. JAMES MELVIN MARTINSON (M.D.) in forms, claims, or directories.
Is DR. JAMES MELVIN MARTINSON (M.D.) active in the national directory?
DR. JAMES MELVIN MARTINSON (M.D.)'s public NPI profile is in an active state.
What field does DR. JAMES MELVIN MARTINSON (M.D.) work in?
You can think of DR. JAMES MELVIN MARTINSON (M.D.) as practicing within Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
Does DR. JAMES MELVIN MARTINSON (M.D.) practice in Oregon?
You will see Portland, Oregon on file for DR. JAMES MELVIN MARTINSON (M.D.) alongside any extra practice locations.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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