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EARL R HARRISON JR. MD
NPI 1790778942
Specialist in Havre, MT

Active since August 23, 2005PECOS EnrolledAccepts Medicare Assignment
30 13TH ST, HAVRE, MT 59501(406) 265-5827(406) 265-5949 Get Directions Write a Review

NPPES record last updated: April 20, 2023. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Oct 9, 2025, Aug 13, 2025, Nov 5, 2024 and 1 more (4 updates tracked since 2024).

About Earl R Harrison Jr. Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

EARL R HARRISON JR. MD (NPI 1790778942) is an individual specialist in Havre, Montana, licensed in Montana (4750) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with Northern Montana Hospital, and is a graduate of University Of Kentucky College Of Medicine (1979).

NPPES Registry Identity

NPI1790778942
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameEARL R HARRISON JR.Credential: MD
Location Address30 13TH STHavre, MT 59501-5222
Mailing AddressPo Box 1540Havre, MT 59501-1540 · (406) 265-5827 · Fax (406) 265-5949
Phone(406) 265-5827
Fax(406) 265-5949
Sole ProprietorNo
Medical School CMSUniversity Of Kentucky College Of MedicineGraduated 1979
Enumeration DateAugust 23, 2005
Last NPPES UpdateApril 20, 20234 updates tracked since enumeration
NPPES CertifiedApril 20, 2023
✔ NPI 1790778942 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in MT · 4750
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
30 13TH ST, Havre, MT 59501
Open in Google Maps ↗

Other Identifiers 3

Other1778-0MT · Bc
Other300018917MO · Rr Medicare
Medicaid0071591MT

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Earl R Harrison Jr. Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID840287405
PECOS Enrollment IDI20110208000859
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Northern Montana Hospital

Critical Access Hospitals · Havre, MT
OwnershipVoluntary non-profit - Private
CMS Certification Number271348
Location30 13th StHavre, MT 59501 · Hill County
Emergency services

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

HILLARY RIGGIN CRNA
Nurse Anesthetist, Certified Registered
30 13TH ST
HAVRE, MT 59501
Hill County (406) 265-2211
NORTHERN MONTANA HEALTH CARE INC.
General Practice
30 13TH ST
HAVRE, MT 59501
Hill County (406) 265-2211
MRS. KATHERINE GERTRUDE CHRISTECK RD
Dietitian, Registered
30 13TH ST
HAVRE, MT 59501
Hill County (406) 265-2211
DR. WALTER SMITH DO
Radiology (Body Imaging)
30 13TH ST
HAVRE, MT 59501
Hill County (406) 265-2211
KIMBERLY ROWLAND CRNA
Nurse Anesthetist, Certified Registered
30 13TH ST
HAVRE, MT 59501
Hill County (406) 265-2211
SABRINA L HAMILTON PA-C
Physician Assistant (Medical)
30 13TH ST
HAVRE, MT 59501
Hill County (406) 265-2211
DR. DONALD SAWDEY DO
Family Medicine
30 13TH ST
HAVRE, MT 59501
Hill County (406) 265-2211
DR. STEPHEN L. BECHDOLT M.D.
Specialist
30 13TH ST
HAVRE, MT 59501
Hill County (406) 262-1305

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Earl Harrison's NPI number?

The NPI number for Earl Harrison is 1790778942. It was assigned to this individual provider in the NPPES registry on August 23, 2005.

Where is Earl Harrison located?

Earl Harrison practices at 30 13th St, Havre, MT 59501. The listed phone number is (406) 265-5827.

What is Earl Harrison's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Earl Harrison enrolled in Medicare?

Yes. Earl Harrison is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Earl Harrison affiliated with any hospitals?

According to CMS data, Earl Harrison is affiliated with Northern Montana Hospital.

When was this NPI record last updated?

The NPPES record for Earl Harrison was last updated on April 20, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.