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

Mark J Coronel MD PC

Organization Gastroenterology Physician · NPI 1639445869

Mark J Coronel MD PC is a Gastroenterology Physician in Riverhead, New York. Registered with an NPI since 2012.

In the registry since
2012
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

34 Commerce Ave
Riverhead, NY 11901-3118
Phone: (631) 591-3000
Fax: (631) 591-1734
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X

Record details

NPI number1639445869
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark Coronel — Physician · (631) 591-3000
NPI enumeratedApril 2, 2012
Last updated in NPPESApril 2, 2012
Mailing address34 Commerce Ave, Riverhead, NY 11901-3118

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