Clare Williams, APN-C
NPI 1851481543 · Family Nurse Practitioner · West Chester, PA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clare Williams, APN-C is a Family Nurse Practitioner provider in West Chester, PA (NPI 1851481543).
Provider details
- NPI number
- 1851481543
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APN-C
- Sex
- Female
- Sole proprietor
- No
- License
- NJ000947 (NJ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing 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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,177 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) |
|---|---|---|
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 532 | $132 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 224 | $133 |
| Advance Care Planning, First 30 Minutes99497 | 95 | $65 |
| Prolonged Nursing Facility Evaluation and Management Service(s) Beyond the Total Time for the Primary Service (when the Primary Service Has Been Selected Using Time on the Date of the Primary Service); Each Additional 15 Minutes By the Physician Or QualifiG0317 | 93 | $27 |
| Prolonged Nursing Facility Evaluation and Management Service(s) Beyond the Total Time for the Primary Service (when the Primary Service Has Been Selected Using Time on the Date of the Primary Service); Each Additional 15 Minutes By the Physician Or QualifiG0317 | 70 | $26 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 97 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 262 | 56 |
| Apixabanbrand: Eliquis | 232 | 33 |
| Gabapentin | 203 | 44 |
| Amlodipine Besylate | 177 | 40 |
| Furosemide | 166 | 47 |
| Trazodone Hcl | 118 | 19 |
| Levothyroxine Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$519 across 6 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)
- 1 Cooper PlzCamden, NJ 08103-1461Phone: (856) 342-2625
Registry dates
- Enumerated
- 2006-10-13
- Last updated
- 2019-06-19
Frequently asked questions
- What is Clare Williams's NPI number?
- Clare Williams's National Provider Identifier (NPI) is 1851481543, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clare Williams's specialty?
- Clare Williams is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Clare Williams located?
- Clare Williams's practice location on file with NPPES is 800 W Miner St, West Chester, PA 19382.
- What is Clare Williams's phone number?
- The practice phone number listed in the NPPES registry for Clare Williams is (610) 696-3120.
- Does Clare Williams accept Medicare?
- Clare Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clare Williams's NPI active?
- Yes — Clare Williams's NPI (1851481543) is active in the NPPES registry as of the last update on 2019-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.