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

William I Frumkin MD PLLC

Organization Clinical Cardiac Electrophysiology Physician · NPI 1215134804

William I Frumkin MD PLLC provides Clinical Cardiac Electrophysiology Physician services in New York, New York. Registered with an NPI since 2007.

In the registry since
2007
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

184 E 70th St Ste B2
New York, NY 10021-5154 Not confirmed with CMS for 19 years — call before visiting
Phone: (212) 535-1550
Fax: (212) 535-5012
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Cardiac Electrophysiology Physician (primary) Taxonomy 207RC0001X

Record details

NPI number1215134804
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official William Frumkin — Owner · (212) 535-1550
NPI enumeratedJune 28, 2007
Last updated in NPPESSeptember 28, 2007
Mailing address184 E 70th St, Suite B2, New York, NY 10021-5154

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