Allison Williams, PA-C
NPI 1821055799 · Medical Physician Assistant · Blairsville, PA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allison Williams, PA-C is a Medical Physician Assistant provider in Blairsville, PA (NPI 1821055799).
Provider details
- NPI number
- 1821055799
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- MA051052 (PA)
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 tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 152 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 357 | 82 |
| Pantoprazole Sodium | 347 | 91 |
| Lisinopril | 257 | 70 |
| Levocetirizine Dihydrochloride | 229 | 53 |
| Atorvastatin Calcium | 224 | 62 |
| Famotidine | 197 | 47 |
| Hydrochlorothiazide | 164 | 38 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$793 across 44 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
- 2006-04-26
- Last updated
- 2010-02-12
Frequently asked questions
- What is Allison Williams's NPI number?
- Allison Williams's National Provider Identifier (NPI) is 1821055799, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Williams's specialty?
- Allison Williams is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Allison Williams located?
- Allison Williams's practice location on file with NPPES is 25 Colony Boulevard, Blairsville, PA 15717-7971.
- What is Allison Williams's phone number?
- The practice phone number listed in the NPPES registry for Allison Williams is (724) 459-9111.
- Does Allison Williams accept Medicare?
- Allison Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allison Williams's NPI active?
- Yes — Allison Williams's NPI (1821055799) is active in the NPPES registry as of the last update on 2010-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.