Laurence Williams, MD
NPI 1548237555 · Pediatrics Physician · New York, NY
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Laurence Williams, MD is a Pediatrics Physician provider in New York, NY (NPI 1548237555).
Provider details
- NPI number
- 1548237555
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 156344 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-08
- Last updated
- 2012-08-14
Frequently asked questions
- What is Laurence Williams's NPI number?
- Laurence Williams's National Provider Identifier (NPI) is 1548237555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Laurence Williams's specialty?
- Laurence Williams is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Laurence Williams located?
- Laurence Williams's practice location on file with NPPES is Columbia Unversity Department Pediatrics, New York, NY 10032.
- What is Laurence Williams's phone number?
- The practice phone number listed in the NPPES registry for Laurence Williams is (221) 304-7250.
- Does Laurence Williams accept Medicare?
- Laurence Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Laurence Williams's NPI active?
- Yes — Laurence Williams's NPI (1548237555) is active in the NPPES registry as of the last update on 2012-08-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.