DR. JOHN MICHAEL TINJUM (M.D.) – Internal Medicine Physician, NPI 1093953366

DR. JOHN MICHAEL TINJUM (M.D.) is a healthcare provider. based in Moorhead, Minnesota. specializing in INTERNAL MEDICINE. They hold the professional credentials M.D.. They hold a License No. 59995 (MN). The NPI Number for DR. JOHN MICHAEL TINJUM (M.D.) is 1093953366

Main info

Male
19 Years Of Experience
Accepts Medicare Assignment
Name
DR. JOHN MICHAEL TINJUM (M.D.)
NPI
1093953366
Phone
(701) 234-3261
Address
4000 28TH AVE S
Enumeration Date
26 January 2009
Last Update Date
16 March 2016

Doctor Profile

Medical School Name
CREIGHTON UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
7014172575
Graduation Year
2007 (19 years ago)
PAC ID
3173846086
Group Practice PAC ID
8426967803
Professional Enrollment ID
I20141230000908
Address ID
ND581047927FA5225XSXXX400
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience57
Completeness75
Years active:17State licenses:2Digital endpointsOther names

3,638 INTERNAL MEDICINE in MN

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Provider Addresses for DR. JOHN MICHAEL TINJUM (M.D.)

  • 28th Avenue South, Moorhead, Clay County, Minnesota, 56560, United States

    MOORHEAD, MN 565607926

    Phone: (701) 234-3261

    Mailing address matches the actual address.

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: 2015-08-25

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

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
I20141230000908IInternal MedicineNDTBD
I20150825004985IInternal MedicineMNTBD

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
99214Established patient office or other outpatient visit, 30-39 minutes635444$0
99213Established patient office or other outpatient visit, 20-29 minutes128108$0
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes9695$0
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes7839$0
99215Established patient office or other outpatient visit, 40-54 minutes6154$0
View full utilization report →

Insurance plans in this area (ZIP 56560)

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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: 8426967803View full group profile

Reviews

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Frequently asked questions

What NPI should I save for DR. JOHN MICHAEL TINJUM (M.D.)?
Save NPI 1093953366 if you need a stable reference for DR. JOHN MICHAEL TINJUM (M.D.).
Is DR. JOHN MICHAEL TINJUM (M.D.)'s NPI currently valid?
The extract we use shows DR. JOHN MICHAEL TINJUM (M.D.) as active.
What kind of provider is DR. JOHN MICHAEL TINJUM (M.D.)?
The page reflects Internal Medicine Physician for DR. JOHN MICHAEL TINJUM (M.D.). Clinical services aligned with this taxonomy classification.
What location shows for DR. JOHN MICHAEL TINJUM (M.D.)?
We surface Moorhead, Minnesota for DR. JOHN MICHAEL TINJUM (M.D.) based on available NPPES addresses.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.