Brian Slepian, MD
Anesthesiology Physician · Smithtown, NY
Brian Slepian, MD is an anesthesiology physician with a practice address in Smithtown, New York, and NPI 1649288507, issued on Aug 4, 2006. Check the license (New York 1856194, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Brian Slepian
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 1856194 NY
Self-reported in NPPES; status is on the state search - Practice location
- 989 W Jericho Tpke, Smithtown, NY 11787
- Phone
- (631) 864-7100
- Enumerated
- Aug 4, 2006
- Record last updated
- Jun 25, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (631) 864-7129
- Medicaid ID
- 01345106 NY
- Medicare enrollment
- Enrolled (PECOS I20101227000046); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 1987
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 5,062 in New York → Look up another NPI →
Also registered at 989 W Jericho Tpke
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dan Antonescu Wolf, MDAnesthesiology Physician1609884667
- Matthew Fee, CRNACertified Registered Nurse Anesthetist1235247453
- Laurence Levy, MDAnesthesiology Physician1255349213
- John Pereca, PA-COrthopaedic Surgery Physician1386312858
Verify Brian Slepian 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 1856194Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 84.1 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 one group practice
- Manhattan Medical Practice PCSmithtown, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brian Slepian among 5,062 anesthesiology physician records in New York
Brian Slepian, MD 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. Its NPI, issued in 2006, is newer than 16% of them.
- NPI issued2006 · 16% of these records are older, 52% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1987 · median 2006 among the 3,612 with a school on file
- Record last updated2008 · 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).
30 anesthesiology physician records list a practice address in Smithtown
They are 30 of the 1,907 NPPES records with a practice address in Smithtown, and 5,062 anesthesiology physician records in New York.
All 5,062 in New York → Every provider in Smithtown → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Dan Antonescu Wolf, MDSmithtown, NY 117871609884667
- Siok-Ching Chen, M.D.Smithtown, NY 117871316047665
- Jong-Jin Choi, M.D.Smithtown, NY 117871922108182
- Robert Fondacaro, M.D.Smithtown, NY 117871306946512
- Peter Kechejian, MD.Smithtown, NY 117871326047291
- Rajmani Krishnan, M.D.Smithtown, NY 117871700846185
- Adrienne Levy, MDSmithtown, NY 117871679581631
- Laurence Levy, MDSmithtown, NY 117871255349213
Common questions
What is Brian Slepian, MD's NPI number?
Brian Slepian, MD's National Provider Identifier (NPI) is 1649288507, issued on Aug 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brian Slepian, MD located?
The NPPES record lists a practice address at 989 W Jericho Tpke, Smithtown, NY, 11787. Phone: (631) 864-7100. Providers update this record themselves, so call before visiting.
How can I verify Brian Slepian, MD's license?
NPPES lists New York license number 1856194, 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.
What is Brian Slepian, MD's MIPS final score?
The 2023 MIPS final score is 84.1 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.