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

Nicholas John Whalen, DO

Individual provider Family Medicine Physician · NPI 1174144489

Nicholas John Whalen, DO is a Family Medicine Physician in Fort Sill, Oklahoma. Practices as a sole proprietor. Licensed in Nebraska.

Licensed in
NE
In the registry since
2020
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

4301 Wilson St
Fort Sill, OK 73503-4472
Phone: (833) 286-3732
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 2469 (NE)

Record details

NPI number1174144489
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedApril 28, 2020
Last updated in NPPESAugust 7, 2023
Certification dateAugust 7, 2023
Mailing address4301 Wilson St, Fort Sill, OK 73503-4472

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