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DR. DAVID MARK OLSON M.D.
NPI 1831285451
Psychiatry & Neurology - Psychiatry in Sheridan, WY

Active since October 04, 2006
1898 FORT ROAD, SHERIDAN VAMC, SHERIDAN, WY 82801(307) 672-3473(307) 672-1911 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. David Mark Olson M.d. NPPES

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

DR. DAVID MARK OLSON M.D. (NPI 1831285451) is an individual psychiatry provider in Sheridan, Wyoming, licensed in Colorado (34559) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1831285451
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. DAVID MARK OLSONCredential: M.D.
Location Address1898 FORT ROAD, SHERIDAN VAMCSheridan, WY 82801
Mailing Address1898 Fort Road, Sheridan VamcSheridan, WY 82801 · (307) 672-3473 · Fax (307) 672-1911
Phone(307) 672-3473
Fax(307) 672-1911
Sole ProprietorNo
Enumeration DateOctober 4, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1831285451 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in CO · 34559✔ Licensed in TX · H7333
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JANET NOWAK R.D.
Dietitian, Registered
1898 FORT ROAD
SHERIDAN, WY 82801
Sheridan County (307) 672-3473
MR. SHAWN MICHAEL JOHNSON M.S.W, C.S.W.
Social Worker
1898 FORT ROAD
SHERIDAN, WY 82801
Sheridan County (307) 672-3473
MR. JOHN WAYNE SHEW LPN
Licensed Practical Nurse
1898 FORT ROAD
SHERIDAN, WY 82801
Sheridan County (307) 672-1661
MS. CONNIE ALLMARAS OTR
Occupational Therapist
1898 FORT ROAD, VAMC
SHERIDAN, WY 82801
Sheridan County (307) 672-3473
MAY LINN NARA
Nurse Practitioner
1898 FORT ROAD
SHERIDAN, WY 82801
Sheridan County (018) 675-3903
DEBORAH ELIZABETH MCALPINE RN, NP
Nurse Practitioner (Adult Health)
1898 FORT ROAD
SHERIDAN, WY 82801
Sheridan County (866) 822-6714

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 David Olson's NPI number?

The NPI number for David Olson is 1831285451. It was assigned to this individual provider in the NPPES registry on October 4, 2006.

Where is David Olson located?

David Olson practices at 1898 Fort Road Sheridan Vamc, Sheridan, WY 82801. The listed phone number is (307) 672-3473.

What is David Olson's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for David Olson was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.