JOHN J HAGAN MD
NPI 1598819856
Internal Medicine in Bismarck, ND

Q: What is John Hagan's NPI number?

The NPI number for John Hagan is 1598819856. It was assigned to this individual provider in the NPPES registry on January 23, 2007.

Q: What is John Hagan's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for John Hagan was last updated on January 28, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.

Active since January 23, 2007

900 E BROADWAY AVENUE, BISMARCK, ND 58501(701) 530-7000(701) 530-8842 Get Directions Write a Review

NPPES record last updated: January 28, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About John J Hagan Md NPPES

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

JOHN J HAGAN MD (NPI 1598819856) is an individual internal medicine provider in Bismarck, North Dakota, licensed in North Dakota (8370) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1598819856

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameJOHN J HAGANCredential: MD

Location Address900 E BROADWAY AVENUEBismarck, ND 58501

Mailing Address900 E Broadway Avenue, P.o. Box 997Bismarck, ND 58502-0997 · (701) 530-7000 · Fax (701) 530-8842

Phone(701) 530-7000

Fax(701) 530-8842

Sole ProprietorNo

Enumeration DateJanuary 23, 2007

Last NPPES UpdateJanuary 28, 2008

✔ NPI 1598819856 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in ND · 8370

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

900 E BROADWAY AVENUE, Bismarck, ND 58501

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Other Identifiers 4

OtherP00137588ND · Rr Medicare

Medicaid11248ND

Medicare UPING29594ND

Medicare ID-Type UnspecifiedN24644ND

Other Providers at the Same Location NPPES 12

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

RENEE CHRIST CRNA

Nurse Anesthetist, Certified Registered