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

Mark D Forrestal MD SC

Organization Internal Medicine Physician · NPI 1639613920

Mark D Forrestal MD SC is an Internal Medicine Physician in Arlington Heights, Illinois. Registered with an NPI since 2016.

In the registry since
2016

Practice location Address checks out

1410 N Arlington Heights Rd Ste 300
Arlington Heights, IL 60004-4822
Phone: (847) 618-1740
Fax: (847) 618-1749
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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

Record details

NPI number1639613920
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark Forrestal — President · (847) 618-1740
NPI enumeratedDecember 6, 2016
Last updated in NPPESDecember 6, 2016
Mailing addressPo Box 1215, Bedford Park, IL 60499-1215

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