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

Dr. Gregory John Martin, MD

Individual provider Infectious Disease Physician · NPI 1720055924

Dr. Gregory John Martin, MD is an Infectious Disease Physician in APO, Armed Forces Americas. 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 may be wrong

The ZIP code does not match the city and state on this record. Call before visiting.

US Nmrcd - Peru; American Embassy Unit 3800
APO, AA 34031-3800
Phone: 0115115623848
Fax: 0115115623848

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence G64883 (CA)

Record details

NPI number1720055924
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 7, 2006
Last updated in NPPESJuly 13, 2026

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