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

Dr. Gary Martin Martz, DO

Individual provider Internal Medicine Physician · NPI 1952408205

Dr. Gary Martin Martz, DO is an Internal Medicine Physician in Seattle, Washington. Licensed in Mississippi, Pennsylvania, Virginia and Washington. Registered with an NPI since 2006.

Licensed in
MS, PA, VA, WA
In the registry since
2006
Specialties on file
5
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

1660 S Columbian Way
Seattle, WA 98108-1597
Phone: (253) 583-1172
Fax: (206) 764-2187
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Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence OP60069825 (WA)
Internal Medicine Physician Taxonomy 207R00000X · Licence OS005995L (PA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 11139 (MS)
Internal Medicine Physician Taxonomy 207R00000X · Licence 0102050068 (VA)
Internal Medicine Physician Taxonomy 207R00000X · Licence OP60068825 (WA)

Record details

NPI number1952408205
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 20, 2006
Last updated in NPPESMarch 16, 2022
Certification dateMarch 16, 2022

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