Rachael Winchester Hayes, M.D.
Internal Medicine Physician · New York, NY
Rachael Winchester Hayes, M.D. is an internal medicine physician with a practice address in New York, New York, and NPI 1801207154, issued on May 8, 2014. Check the license (New York 284678, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Rachael Winchester Hayes
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 284678 NY
Self-reported in NPPES; status is on the state search - Practice location
- 550 First Avenue, New York, NY 10016
- Phone
- (212) 263-5506
- Enumerated
- May 8, 2014
- Record last updated
- Aug 13, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20180612001483); accepts Medicare assignment
- Medical or professional school
- University Of Kentucky College Of Medicine, 2014
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
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Verify Rachael Winchester Hayes 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 284678Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,529 Medicare Part D claims for 101 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Atorvastatin Calcium197 claims
- Levothyroxine Sodium98 claims
- Amlodipine Besylate80 claims
- Gabapentin56 claims
- Losartan-Hydrochlorothiazide56 claims
- Diclofenac Sodium51 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.
One hospital affiliation
- Nyu Langone HospitalsNew York, NY · Acute Care Hospitals5 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Rachael Winchester Hayes among 12,067 internal medicine physician records in New York
Rachael Winchester Hayes, M.D. is one of 12,067 internal medicine physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 73% of them.
- NPI issued2014 · 73% of these records are older, 25% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2014 · median 2002 among the 7,221 with a school on file
- Record last updated2021 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2,434 internal medicine physician records list a practice address in New York
They are 2,434 of the 98,468 NPPES records with a practice address in New York, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in New York → Internal Medicine Physician nationwide →
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Common questions
What is Rachael Winchester Hayes, M.D.'s NPI number?
Rachael Winchester Hayes, M.D.'s National Provider Identifier (NPI) is 1801207154, issued on May 8, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Rachael Winchester Hayes, M.D. located?
The NPPES record lists a practice address at 550 First Avenue, New York, NY, 10016. Phone: (212) 263-5506. Providers update this record themselves, so call before visiting.
How can I verify Rachael Winchester Hayes, M.D.'s license?
NPPES lists New York license number 284678, 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 Rachael Winchester Hayes, M.D. prescribe under Medicare Part D?
In 2024, Rachael Winchester Hayes, M.D. had 1,529 Medicare Part D claims for 101 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.