NPPES file of Aug 9, 2026

Mitchell Oldshein, M.D.

Anesthesiology Physician · Bay Shore, NY

Mitchell Oldshein, M.D. is an anesthesiology physician with a practice address in Bay Shore, New York, and NPI 1124063888, issued on Jun 18, 2006. Check the license (New York 161643, as entered in NPPES) on the NYS Education Department, Office of the Professions; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1124063888
Name
Mitchell Oldshein
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
161643 NY
Self-reported in NPPES; status is on the state search
Practice location
301 E Main St, Bay Shore, NY 11706
Phone
(631) 968-3163
Enumerated
Jun 18, 2006
Record last updated
Apr 26, 2010 (not updated in 16 years: call before relying on the address or phone)
Medicaid ID
01139624 NY
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest anesthesiology physician records → All 5,062 in New York → Look up another NPI →

Also registered at 301 E Main St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. John Abbate, PT,DPTPhysical Therapist1588201701
  2. Samer Abu DayehEmergency Medicine Physician1730882697
  3. Tracie Ackerman, ANP-C, AGACNPAdult Health Nurse Practitioner1154417848
  4. Tyler Acton, PACPhysician Assistant1528898707
  5. James Adams, RPA-CPhysician Assistant1811070105
  6. Abimbola AdebajoPrimary Care Nurse Practitioner1942684667

Verify Mitchell Oldshein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 161643    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Mitchell Oldshein among 5,062 anesthesiology physician records in New York

Mitchell Oldshein, M.D. is one of 5,062 anesthesiology physician records with a practice address in New York. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 16% of them.

  • NPI issued2006 · 16% of these records are older, 52% newer
  • In a Medicare fileNo · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 71% of these records are
  • Record last updated2010 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

31 anesthesiology physician records list a practice address in Bay Shore

They are 31 of the 1,931 NPPES records with a practice address in Bay Shore, and 5,062 anesthesiology physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 5,062 in New York → Every provider in Bay Shore → Anesthesiology Physician nationwide →

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Dennis Caruana, M.D.Bay Shore, NY 117061992735203
  2. Steven Chisolm, M.D.Bay Shore, NY 117061578599817
  3. Alfonso D'Acunto, M.D.Bay Shore, NY 117061922034263
  4. Roseline Jerome, M.D.Bay Shore, NY 117061609802115
  5. Josette Legaspi-Tamayo, M.D.Bay Shore, NY 117061053347690
  6. Douglas Merrihew, M.D.Bay Shore, NY 117061700816014
  7. Assem Mohamed, M.D.Bay Shore, NY 117061871538538
  8. Dipak Patel, M.D.Bay Shore, NY 117061619907920

Common questions

What is Mitchell Oldshein, M.D.'s NPI number?

Mitchell Oldshein, M.D.'s National Provider Identifier (NPI) is 1124063888, issued on Jun 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mitchell Oldshein, M.D. located?

The NPPES record lists a practice address at 301 E Main St, Bay Shore, NY, 11706. Phone: (631) 968-3163. Providers update this record themselves, so call before visiting.

How can I verify Mitchell Oldshein, M.D.'s license?

NPPES lists New York license number 161643, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.