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Leah Marie Johnson, M.D.

Family Medicine Physician in Sioux Falls, SD · enumerated 2005.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1588649636

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Registry record

Entity type Individual (Type 1)
Name Leah Marie Johnson
Credential M.D.
Sex Female
Practice address 1200 S 7th Ave, Sioux Falls, SD, 57105
Phone (605) 336-2140
Fax (605) 336-1677
Enumeration date Dec 13, 2005
Last updated in NPPES Apr 18, 2022

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 33644 (IA) Secondary
207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 12677 (SD) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
1231654 Medicaid IA -
1336127828 Other IA GROUP NPI

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Leah Johnson?
The National Provider Identifier (NPI) for Leah Johnson is 1588649636, a Type 1 (individual) record in the CMS NPPES registry.
Where does Leah Johnson practice?
The practice location on file with NPPES is in Sioux Falls, SD. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-04-18.