William W. Lytton, MD
Neurology Physician · Brooklyn, NY
William W. Lytton, MD is a neurology physician with a practice address in Brooklyn, New York, and NPI 1619952959, issued on Dec 9, 2005. Check the license (New York 158647, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- William W. Lytton
- Credential
- MD
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- 158647 NY
Self-reported in NPPES; status is on the state search - Practice location
- 450 Clarkson Ave, Brooklyn, NY 11203
- Phone
- (718) 270-6789
- Enumerated
- Dec 9, 2005
- Record last updated
- Mar 30, 2015 (not updated in 11 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 1,778 in New York → Look up another NPI →
Also registered at 450 Clarkson Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ahmed AbdelfattahStudent in an Organized Health Care Education/Training Program1508708959
- Haram AbdelmajidStudent in an Organized Health Care Education/Training Program1093348054
- Sara AbdelrahamanStudent in an Organized Health Care Education/Training Program1659143568
Verify William W. Lytton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 158647Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average neurology physician in 2024
12 Medicare Part D claims, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
William W. Lytton among 1,778 neurology physician records in New York
William W. Lytton, MD is one of 1,778 neurology physician records with a practice address in New York. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 70% of these records are
- Record last updated2015 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in New York
There are 1,778 neurology physician records in New York.
All 1,778 in New York → Every provider in Brooklyn → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Brian Anziska, M.D.Brooklyn, NY 112031043205339
- Satyakam BhagavatiBrooklyn, NY 112031467430389
- Geetha Chari, M.D.Brooklyn, NY 112031912992538
- Joan Cracco, M.D.Brooklyn, NY 112031124007562
- Howard Crystal, M.D.Brooklyn, NY 112031689660904
- Arnold Eggers, M.D.Brooklyn, NY 112031124097308
- Radha Giridharan, M.D.Brooklyn, NY 112031952396574
- Lisa Merlin, M.D.Brooklyn, NY 112031619954518
Common questions
What is William W. Lytton, MD's NPI number?
William W. Lytton, MD's National Provider Identifier (NPI) is 1619952959, issued on Dec 9, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William W. Lytton, MD located?
The NPPES record lists a practice address at 450 Clarkson Ave, Brooklyn, NY, 11203. Phone: (718) 270-6789. Providers update this record themselves, so call before visiting.
How can I verify William W. Lytton, MD's license?
NPPES lists New York license number 158647, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William W. Lytton, MD prescribe under Medicare Part D?
In 2024, William W. Lytton, MD had 12 Medicare Part D claims; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.