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

Matthew T Johnson, MD

Individual provider Internal Medicine Physician · NPI 1659487395

Matthew T Johnson, MD is an Internal Medicine Physician in Fairfield, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1261 Travis Blvd Ste 320
Fairfield, CA 94533-4897
Phone: (707) 423-2506
Fax: (707) 425-4236
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G38149 (CA)
Infectious Disease Physician Taxonomy 207RI0200X · Licence G38149 (CA)

Record details

NPI number1659487395
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 23, 2006
Last updated in NPPESMarch 7, 2023

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