Sandra Williams, PA
NPI 1558397372 · Medical Physician Assistant · Rochester, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sandra Williams, PA is a Medical Physician Assistant provider in Rochester, NY (NPI 1558397372).
Provider details
- NPI number
- 1558397372
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 007711 (NY)
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
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- 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 · 94 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 443 | 129 |
| Lisinopril | 193 | 53 |
| Levothyroxine Sodium | 177 | 45 |
| Rosuvastatin Calcium | 173 | 49 |
| Omeprazole | 160 | 47 |
| Gabapentin | 159 | 41 |
| Amlodipine Besylate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,206 across 68 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
Additional practice locations (1)
- 89 Genesee St3rd Fl. Bk Bldg.Rochester, NY 14611-3201Phone: (585) 368-3031Fax: (585) 368-3037
Registry dates
- Enumerated
- 2006-06-23
- Last updated
- 2020-05-04
- Certified
- 2020-05-04
Frequently asked questions
- What is Sandra Williams's NPI number?
- Sandra Williams's National Provider Identifier (NPI) is 1558397372, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Williams's specialty?
- Sandra Williams is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sandra Williams located?
- Sandra Williams's practice location on file with NPPES is 1561 Long Pond Rd Ste 303, Rochester, NY 14626-4135.
- What is Sandra Williams's phone number?
- The practice phone number listed in the NPPES registry for Sandra Williams is (585) 368-6500.
- Does Sandra Williams accept Medicare?
- Sandra Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sandra Williams's NPI active?
- Yes — Sandra Williams's NPI (1558397372) is active in the NPPES registry as of the last update on 2020-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.