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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. RONALD LYNN JOHNSON M.D.
NPI 1619928132
Internal Medicine in Fargo, ND

Active since May 12, 2006
2101 N. ELM STREET, FARGO, ND 58102(701) 232-3241(701) 239-3729 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Ronald Lynn Johnson M.d. NPPES

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

DR. RONALD LYNN JOHNSON M.D. (NPI 1619928132) is an individual internal medicine provider in Fargo, North Dakota, licensed in North Dakota (4457) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1619928132
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. RONALD LYNN JOHNSONCredential: M.D.
Location Address2101 N. ELM STREETFargo, ND 58102
Mailing Address22769 100th Ave NHawley, MN 56549-9629 · (218) 962-3241
Phone(701) 232-3241
Fax(701) 239-3729
Sole ProprietorNo
Enumeration DateMay 12, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1619928132 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 · 4457
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.
2101 N. ELM STREET, Fargo, ND 58102
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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 Ronald Johnson's NPI number?

The NPI number for Ronald Johnson is 1619928132. It was assigned to this individual provider in the NPPES registry on May 12, 2006.

Where is Ronald Johnson located?

Ronald Johnson practices at 2101 N. Elm Street, Fargo, ND 58102. The listed phone number is (701) 232-3241.

What is Ronald Johnson's specialty?

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

When was this NPI record last updated?

The NPPES record for Ronald Johnson was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.