Individual Healthcare Provider
Darrin Lee Johnson, M.D.
Provider's NPPES record last updated: February 2, 2026
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1023091857
- Primary Specialty
- Radiology — Diagnostic Radiology
- Practice Location
- Roseville, Minnesota
- Sole Proprietor
- No
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 17, 2026, 11:24 PM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Radiology
Diagnostic Radiology
Allopathic & Osteopathic Physicians
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Taxonomy code 2085R0202X
Provider-Reported License Information
- Radiology (Alabama)
- 25691
- Radiology (North Dakota)
- 22722
- Radiology (Wisconsin)
- 13717-320
- Radiology (Minnesota)
- 80188
Practice Locations
Practice Location
2355 Hwy 36 W
Ste. 100
Roseville, Minnesota 55113
Phone: (651) 292-2000
Additional Practice Location
2006 Franklin St Se
Suite 200
Huntsville, Alabama 35801-4551
Phone: (256) 539-0457
Fax: (256) 539-5827
Record Information
- Enumeration Date
- November 25, 2005
- Provider's NPPES Record Last Updated
- February 2, 2026
- Certification Date
- February 2, 2026
- NPISignal NPPES Dataset
- August 2026
See Something Wrong?
Incorrect provider information
Everything on this page comes directly from the NPPES data CMS publishes. NPISignal cannot edit a provider's record — only the provider or organization can, directly through NPPES.
Update a record through NPPESSomething wrong with this page?
If NPISignal is displaying this data incorrectly — a formatting error, a broken link, a mismatch with the source file — let us know.
Report a display issue