Sophia Williams, MD
NPI 1851616908 · Pediatric Pulmonology Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sophia Williams, MD is a Pediatric Pulmonology Physician provider in Phoenix, AZ (NPI 1851616908).
Provider details
- NPI number
- 1851616908
- Entity type
- Individual
- Primary specialty
- Pediatric Pulmonology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 252515 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
16 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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$48 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
- 2010-04-01
- Last updated
- 2018-04-05
Frequently asked questions
- What is Sophia Williams's NPI number?
- Sophia Williams's National Provider Identifier (NPI) is 1851616908, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sophia Williams's specialty?
- Sophia Williams is listed in the NPPES registry with a primary specialty of Pediatric Pulmonology Physician (Allopathic & Osteopathic Physicians).
- Where is Sophia Williams located?
- Sophia Williams's practice location on file with NPPES is 1919 E Thomas Rd, Phoenix, AZ 85016-7710.
- What is Sophia Williams's phone number?
- The practice phone number listed in the NPPES registry for Sophia Williams is (602) 933-0985.
- Does Sophia Williams accept Medicare?
- Sophia Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sophia Williams's NPI active?
- Yes — Sophia Williams's NPI (1851616908) is active in the NPPES registry as of the last update on 2018-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.