Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Mark Vonnegut, MD, PC

Organization Pediatric Adolescent Medicine Physician · NPI 1285769844

Mark Vonnegut, MD, PC provides Pediatric Adolescent Medicine Physician services in Quincy, Massachusetts. Registered with an NPI since 2007.

In the registry since
2007
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

21 Totman St Ste 2
Quincy, MA 02169-7564 Not confirmed with CMS for 18 years — call before visiting
Phone: (617) 745-0050
Fax: (617) 745-0052
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Adolescent Medicine Physician (primary) Taxonomy 2080A0000X

Record details

NPI number1285769844
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Kate Hall — Office Manager · (617) 745-0050
NPI enumeratedFebruary 23, 2007
Last updated in NPPESJanuary 7, 2008
Mailing address21 Totman St, Ste 2, Quincy, MA 02169-7564

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