Erin Williams, C-FNP
NPI 1700202603 · Family Nurse Practitioner · Fresno, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erin Williams, C-FNP is a Family Nurse Practitioner provider in Fresno, CA (NPI 1700202603).
Provider details
- NPI number
- 1700202603
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- C-FNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95000427 (CA)
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
12 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 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 392 | 57 |
| Gabapentin | 162 | 33 |
| Omeprazole | 160 | 38 |
| Tramadol Hcl | 136 | 29 |
| Ibuprofen | 125 | 35 |
| Naproxen | 120 | 21 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$32 across 2 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
- 2014-03-15
- Last updated
- 2014-03-15
Frequently asked questions
- What is Erin Williams's NPI number?
- Erin Williams's National Provider Identifier (NPI) is 1700202603, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Williams's specialty?
- Erin Williams is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Erin Williams located?
- Erin Williams's practice location on file with NPPES is 7422 N Flora Ave, Fresno, CA 93720-2531.
- What is Erin Williams's phone number?
- The practice phone number listed in the NPPES registry for Erin Williams is (559) 696-7161.
- Does Erin Williams accept Medicare?
- Erin Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erin Williams's NPI active?
- Yes — Erin Williams's NPI (1700202603) is active in the NPPES registry as of the last update on 2014-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.