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

Greentree Psychological Services, PC

Organization Clinical Psychologist · NPI 1992901839

Greentree Psychological Services, PC is a Clinical Psychologist in Yankton, South Dakota. Licensed in South Dakota. Registered with an NPI since 2007.

Licensed in
SD
In the registry since
2007
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

121 W 3rd St Ste 203
Yankton, SD 57078-4365
Phone: (605) 668-2222
Fax: (605) 668-2222
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 260 (SD)

Record details

NPI number1992901839
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Elizabether Spivey — Clinical Psychologist · (605) 668-2222
NPI enumeratedJune 26, 2007
Last updated in NPPESAugust 22, 2020
Mailing addressPo Box 526, Yankton, SD 57078-0526

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