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

Howard C Marks, MD

Individual provider Gastroenterology Physician · NPI 1962479352

Howard C Marks, MD is a Gastroenterology Physician in Manteca, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1234 E North St Ste 201
Manteca, CA 95336-4960
Phone: (209) 239-0515
Fax: (209) 239-0504
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence G49155 (CA)

Record details

NPI number1962479352
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 3, 2006
Last updated in NPPESJuly 13, 2026
Mailing address1234 E North St, Suite 201, Manteca, CA 95336-4960

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