William Stuart Rosenfeld, M.D.
Psychiatry Physician · Katonah, NY
William Stuart Rosenfeld, M.D. is a psychiatry physician with a practice address in Katonah, New York, and NPI 1285847442, issued on May 7, 2007. Check the license (New York 140122, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- William Stuart Rosenfeld
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 140122 NY
Self-reported in NPPES; status is on the state search - Practice location
- 223 Katonah Ave, Katonah, NY 10536
- Phone
- (914) 232-1440
- Enumerated
- May 7, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (914) 238-5826
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 6,589 in New York → Look up another NPI →
Also registered at 223 Katonah Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Courtney Ciccone, PSYDClinical Child & Adolescent Psychologist1083255673
- Carol Cunn, PTPhysical Therapist1700829082
- Anne Donnelly, PSY.D.School Psychologist1356570121
- Zachary GaborPhysical Therapist1417325861
- Anne LloydClinical Child & Adolescent Psychologist1477937084
- Daniel Lobel, PH.D.Clinical Psychologist1720293731
Verify William Stuart Rosenfeld 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 140122Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average psychiatry physician in 2024
293 Medicare Part D claims for 18 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Clonazepam44 claims
- Clozapine27 claims
- Zolpidem Tartrate27 claims
- Trazodone Hcl17 claims
- Aripiprazole16 claims
- Bupropion Xl14 claims
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 Stuart Rosenfeld among 6,589 psychiatry physician records in New York
William Stuart Rosenfeld, M.D. is one of 6,589 psychiatry physician records with a practice address in New York. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 35% of them.
- NPI issued2007 · 35% of these records are older, 44% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 39% of these records are
- Record last updated2007 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 psychiatry physician records list a practice address in Katonah
They are 4 of the 274 NPPES records with a practice address in Katonah, and 6,589 psychiatry physician records in New York.
All 6,589 in New York → Every provider in Katonah → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Clare Jibb, PMHNP-BCKatonah, NY 105361629815345
- Aqsa Nadeem, DOKatonah, NY 105361811639305
- George Uy, M.D.Katonah, NY 105361518098375
- Myrna Hernandez, M.D.Jefferson Valley, NY 105351831318179
- Helen Abramowicz, MDLarchmont, NY 105381205045523
- Dora Attermann, M.D.Larchmont, NY 105381043371396
- Martin Korn, MDLarchmont, NY 105381104891498
- Salvatore Lomonaco, MDLarchmont, NY 105381811066467
Common questions
What is William Stuart Rosenfeld, M.D.'s NPI number?
William Stuart Rosenfeld, M.D.'s National Provider Identifier (NPI) is 1285847442, issued on May 7, 2007. An NPI identifies a provider in billing; it is not a license.
Where is William Stuart Rosenfeld, M.D. located?
The NPPES record lists a practice address at 223 Katonah Ave, Katonah, NY, 10536. Phone: (914) 232-1440. Providers update this record themselves, so call before visiting.
How can I verify William Stuart Rosenfeld, M.D.'s license?
NPPES lists New York license number 140122, 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 Stuart Rosenfeld, M.D. prescribe under Medicare Part D?
In 2024, William Stuart Rosenfeld, M.D. had 293 Medicare Part D claims for 18 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.