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

Tara A. Grieshaber, PA

Individual provider Physician Assistant · NPI 1881337798

Tara A. Grieshaber, PA is a Physician Assistant in Golden, Colorado. Qualified in 2021, 5 years ago. Practices with Optumcare Colorado Medical Group LLC, a 190-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Colorado.

Years since qualifying
5
Licensed in
CO
In the registry since
2022
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

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Practice location Address checks out

1030 Johnson Rd Ste 200
Golden, CO 80401-6007
Phone: (303) 278-4600
Fax: (303) 278-7263
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 32135 Castle Ct Ste 101, Evergreen, CO 80439-8006 — (303) 679-8500

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence PA.0007300 (CO)

Record details

NPI number1881337798
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA
Sole proprietorNo
NPI enumeratedApril 18, 2022
Last updated in NPPESApril 21, 2026
Certification dateApril 21, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Optumcare Colorado Medical Group Llc — 190 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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