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

Dr. Diane D. Johnston, MD

Individual provider Family Medicine Physician · NPI 1861597197

Dr. Diane D. Johnston, MD is a Family Medicine Physician in Muskogee, Oklahoma. Practices as a sole proprietor. Licensed in Arkansas and Oklahoma.

Licensed in
AR, OK
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.

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Practice location Address checks out

2822 Irving St
Muskogee, OK 74403-3933
Phone: (918) 682-9376
Fax: (918) 781-7749
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 12816 (OK)
Family Medicine Physician Taxonomy 207Q00000X · Licence E-0674 (AR)

Record details

NPI number1861597197
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 13, 2006
Last updated in NPPESJuly 8, 2007
Mailing address2822 Irving St, Muskogee, OK 74403-3933

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