William Lytton, MD
NPI 1619952959 · Neurology Physician · Brooklyn, NY
Enrolled with Medicare as Order and Referring Only - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Lytton, MD is a Neurology Physician provider in Brooklyn, NY (NPI 1619952959).
Provider details
- NPI number
- 1619952959
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 158647 (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
- 2005-12-09
- Last updated
- 2015-03-30
Frequently asked questions
- What is William Lytton's NPI number?
- William Lytton's National Provider Identifier (NPI) is 1619952959, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Lytton's specialty?
- William Lytton is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is William Lytton located?
- William Lytton's practice location on file with NPPES is 450 Clarkson Ave, Brooklyn, NY 11203-2056.
- What is William Lytton's phone number?
- The practice phone number listed in the NPPES registry for William Lytton is (718) 270-6789.
- Does William Lytton accept Medicare?
- William Lytton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Lytton's NPI active?
- Yes — William Lytton's NPI (1619952959) is active in the NPPES registry as of the last update on 2015-03-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.