Shirley Powell, PA-C
NPI 1134222169 · Medical Physician Assistant · Redding, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shirley Powell, PA-C is a Medical Physician Assistant provider in Redding, CA (NPI 1134222169).
Provider details
- NPI number
- 1134222169
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 672043
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
633 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 260 | $159 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 251 | $114 |
| Hemoglobin A1c Level83036 | 122 | $9 |
Typical Medicare-allowed amounts for these services range $9–$159 (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 · 73 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 418 | 91 |
| Levothyroxine Sodiumbrand: Synthroid | 142 | 43 |
| Atorvastatin Calcium | 142 | 48 |
| Pantoprazole Sodium | 129 | 33 |
| Insulin Degludecbrand: Tresiba Flextouch U-200 | 112 | 39 |
| Empagliflozinbrand: Jardiance | 112 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$290 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-06
- Last updated
- 2023-03-07
- Certified
- 2022-07-19
Frequently asked questions
- What is Shirley Powell's NPI number?
- Shirley Powell's National Provider Identifier (NPI) is 1134222169, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shirley Powell's specialty?
- Shirley Powell is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Shirley Powell located?
- Shirley Powell's practice location on file with NPPES is 2510 Airpark Dr Ste 104, Redding, CA 96001-2461.
- What is Shirley Powell's phone number?
- The practice phone number listed in the NPPES registry for Shirley Powell is (530) 242-3570.
- Does Shirley Powell accept Medicare?
- Shirley Powell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shirley Powell's NPI active?
- Yes — Shirley Powell's NPI (1134222169) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.