Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Alan M Leff MD PC

Organization Pain Medicine (Anesthesiology) Physician · NPI 1477500643

Alan M Leff MD PC is a Pain Medicine (Anesthesiology) Physician in New York, New York. Licensed in New York. Registered with an NPI since 2006.

Licensed in
NY
In the registry since
2006
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

338 E 49th St
New York, NY 10017-1607
Phone: (646) 521-0404
Fax: (646) 521-0409
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pain Medicine (Anesthesiology) Physician (primary) Taxonomy 207LP2900X · Licence 096783 (NY)

Record details

NPI number1477500643
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Alan Leff — Office Manager · (646) 521-0404
Other names Pain Management And Rehabilitation Medical Services
NPI enumeratedMay 31, 2006
Last updated in NPPESMay 1, 2013
Mailing address338 E 49th St, New York, NY 10017-1607

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