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

Sisselman Medical Group, PC

Organization Family Medicine Physician · NPI 1851572358

Sisselman Medical Group, PC provides Family Medicine Physician services in Massapequa, New York. Licensed in New York. Registered with an NPI since 2007.

Licensed in
NY
In the registry since
2007
Specialties on file
2
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

627 Broadway Ste 1
Massapequa, NY 11758-5031
Phone: (516) 308-4040
Fax: (516) 804-6386
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 216161 (NY)
Family Medicine Physician Taxonomy 207Q00000X · Licence 216154 (NY)

Record details

NPI number1851572358
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Stephen Sisselman — President · (516) 308-4040
NPI enumeratedNovember 26, 2007
Last updated in NPPESOctober 12, 2022
Certification dateOctober 12, 2022
Mailing address627 Broadway, Suite 1, Massapequa, NY 11758-5031

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