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

John Hewitt, MD

Individual provider Emergency Medicine Physician · NPI 1902840176

John Hewitt, MD is an Emergency Medicine Physician in Clearlake, 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

15630 18th Ave
Clearlake, CA 95422-9336
Phone: (707) 995-5890
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A31314 (CA)

Record details

NPI number1902840176
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 16, 2006
Last updated in NPPESJuly 14, 2009
Mailing address3916 State St, 300, Santa Barbara, CA 93105-5602

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