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

Diane McMillan, MS, UNDERLMFTSUPER

Individual provider Marriage & Family Therapist · NPI 1538468921

Diane McMillan, MS, UNDERLMFTSUPER is a Marriage & Family Therapist in Ada, Oklahoma. Practices as a sole proprietor. Registered with an NPI since 2011.

In the registry since
2011
What do these letters mean?
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

231 Seabrook Rd
Ada, OK 74820-1006
Phone: (580) 436-1222
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X

Record details

NPI number1538468921
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , UNDERLMFTSUPER
Sole proprietorYes
NPI enumeratedMarch 24, 2011
Last updated in NPPESMarch 24, 2011

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