Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Osama Nasim Ahsan, DO

Individual provider Hospitalist Physician · NPI 1043903891

Osama Nasim Ahsan, DO is a Hospitalist Physician in Rapid City, South Dakota. Licensed in South Dakota. Registered with an NPI since 2023.

Licensed in
SD
In the registry since
2023
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

353 Fairmont Blvd
Rapid City, SD 57701-7375
Phone: (605) 755-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 18675 (SD)

Record details

NPI number1043903891
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 30, 2023
Last updated in NPPESJuly 15, 2026
Certification dateJuly 15, 2026

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