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

Stephen M Mulrooney MD PC

Organization Internal Medicine Physician · NPI 1003951203

Stephen M Mulrooney MD PC is an Internal Medicine Physician in New York, 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

31 Washington Sq W Ste 5F
New York, NY 10011-9126
Phone: (212) 358-9123
Fax: (212) 358-1075
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 168802 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence 168802 (NY)

Record details

NPI number1003951203
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Stephen Mulrooney — Owner · (212) 358-9123
NPI enumeratedFebruary 21, 2007
Last updated in NPPESMarch 17, 2008
Mailing address31 Washington Sq W, Suite 5f, New York, NY 10011-9126

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