Warren Hayashi, MD
Emergency Medical Services (Emergency Medicine) Physician · Albany, NY
Warren Hayashi, MD is an emergency medical services (emergency medicine) physician with a practice address in Albany, New York, and NPI 1346709177, issued on Mar 19, 2019. Check the license (New York 310617, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Warren Hayashi
- Credential
- MD
- Primary taxonomy
- Emergency Medical Services (Emergency Medicine) Physician 207PE0004X
- License number
- 310617 NY
Self-reported in NPPES; status is on the state search - Practice location
- 47 New Scotland Avenue, Albany, NY 12208
- Phone
- (518) 262-3131
- Enumerated
- Mar 19, 2019
- Record last updated
- Oct 1, 2023
- Medicare enrollment
- Enrolled (PECOS I20220811000112); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medical services (emergency medicine) physician records → All 169 in New York → Look up another NPI →
Also registered at 47 New Scotland Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- David Bittner, MDEmergency Medicine Physician1003493289
- Lukasz Bogdan, MDStudent in an Organized Health Care Education/Training Program1760069082
Verify Warren Hayashi 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 310617Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average emergency medical services (emergency medicine) physician in 2024
90 Medicare Part D claims for 68 beneficiaries, against an average of 292 among the 1,653 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 76.7 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Albany Medical CollegeAlbany, NY
- Healthcare Partners OF Saratoga LtdMalta, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Warren Hayashi among 169 emergency medical services (emergency medicine) physician records in New York
Warren Hayashi, MD is one of 169 emergency medical services (emergency medicine) physician records with a practice address in New York. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 89% of them.
- NPI issued2019 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 64% of these records are
- In the CMS Doctors and Clinicians fileYes · 38% of these records are
- Graduated2019 · median 1999 among the 64 with a school on file
- Record last updated2023 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207PE0004X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medical Services (Emergency Medicine) Physician providers in New York
There are 169 emergency medical services (emergency medicine) physician records in New York.
All 169 in New York → Every provider in Albany → Emergency Medical Services (Emergency Medicine) Physician nationwide →
The 8 emergency medical services (emergency medicine) physician records with the nearest ZIP codes
- Stephen VerdiniAlbany, NY 122081538588090
- Frederick Myers, NONENorthville, NY 121341922757129
- Peter Kelly, MDLatham, NY 121101205080850
- Amy Morelli, PALatham, NY 121101427001817
- Ferdinand Anderson, M.D.Kingston, NY 124011265505846
- Desiree Stemberga, MDGreenport, NY 119441326083106
- Colby Kusinitz, EMTPlainview, NY 118031407668239
- Samuel HoffmanWest Islip, NY 117951700406980
Common questions
What is Warren Hayashi, MD's NPI number?
Warren Hayashi, MD's National Provider Identifier (NPI) is 1346709177, issued on Mar 19, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Warren Hayashi, MD located?
The NPPES record lists a practice address at 47 New Scotland Avenue, Albany, NY, 12208. Phone: (518) 262-3131. Providers update this record themselves, so call before visiting.
How can I verify Warren Hayashi, MD's license?
NPPES lists New York license number 310617, 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 Warren Hayashi, MD prescribe under Medicare Part D?
In 2024, Warren Hayashi, MD had 90 Medicare Part D claims for 68 beneficiaries; the average among emergency medical services (emergency medicine) physician prescribers was 292. Part D covers Medicare prescriptions only.
What is Warren Hayashi, MD's MIPS final score?
The 2023 MIPS final score is 76.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.