Stephan Yost, PA-C
NPI 1063497931 · Medical Physician Assistant · Tahlequah, OK
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephan Yost, PA-C is a Medical Physician Assistant provider in Tahlequah, OK (NPI 1063497931).
Provider details
- NPI number
- 1063497931
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 2004003095 (MO)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 76 | 67 |
| Doxycycline Hyclate | 47 | 43 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 35 | 34 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 29 | 28 |
| Ciprofloxacin Hcl | 27 | 22 |
| Levofloxacin | 26 | 25 |
| Amoxicillin | 20 | 19 |
Practice location
Mailing address
Additional practice locations (1)
- 1011 Honor Heights DrJack C. Montgomery Va Medical CenterMuskogee, OK 74401-1318Phone: (918) 577-4001Fax: (918) 577-4019
Registry dates
- Enumerated
- 2005-12-13
- Last updated
- 2018-03-17
Frequently asked questions
- What is Stephan Yost's NPI number?
- Stephan Yost's National Provider Identifier (NPI) is 1063497931, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephan Yost's specialty?
- Stephan Yost is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Stephan Yost located?
- Stephan Yost's practice location on file with NPPES is 1400 E Downing St, Tahlequah, OK 74464-3324.
- What is Stephan Yost's phone number?
- The practice phone number listed in the NPPES registry for Stephan Yost is (918) 456-0641.
- Does Stephan Yost accept Medicare?
- Stephan Yost is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephan Yost's NPI active?
- Yes — Stephan Yost's NPI (1063497931) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.