Shelby Farmer
NPI 1346823291 · Physician Assistant · Astoria, OR
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shelby Farmer is a Physician Assistant provider in Astoria, OR (NPI 1346823291).
Provider details
- NPI number
- 1346823291
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- PA213734 (OR)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
14 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Hemoglobin A1c Level83036 | 14 | $9 |
Typical Medicare-allowed amounts for these services range $9–$9 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 161 | 43 |
| Omeprazole | 90 | 26 |
| Levothyroxine Sodium | 86 | 26 |
| Lisinopril | 83 | 26 |
| Tamsulosin Hcl | 74 | 13 |
| Metformin Hcl | 69 | 16 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-04-29
- Last updated
- 2026-03-10
- Certified
- 2026-03-10
Frequently asked questions
- What is Shelby Farmer's NPI number?
- Shelby Farmer's National Provider Identifier (NPI) is 1346823291, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shelby Farmer's specialty?
- Shelby Farmer is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Shelby Farmer located?
- Shelby Farmer's practice location on file with NPPES is 2275 Commercial St, Astoria, OR 97103-3327.
- What is Shelby Farmer's phone number?
- The practice phone number listed in the NPPES registry for Shelby Farmer is (503) 325-8315.
- Does Shelby Farmer accept Medicare?
- Shelby Farmer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shelby Farmer's NPI active?
- Yes — Shelby Farmer's NPI (1346823291) is active in the NPPES registry as of the last update on 2026-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.