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

Duncan Clarence Tiemeyer, LPC

Individual provider Counselor · NPI 1942097761

Duncan Clarence Tiemeyer, LPC is a Counselor in Oklahoma City, Oklahoma. Works from 2 locations. Registered with an NPI since 2025.

In the registry since
2025
Specialties on file
4
What do these letters mean?
LPC — Licensed Professional Counselor
A licensed mental health counsellor.

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Practice location Address checks out

10400 Vineyard Blvd Ste E
Oklahoma City, OK 73120-3830
Phone: (405) 848-5620
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 909 Alameda St, Norman, OK 73071-5229 — (405) 350-5100

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X
Counselor Taxonomy 101Y00000X
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X
Professional Counselor Taxonomy 101YP2500X

Record details

NPI number1942097761
Entity typeIndividual (Type 1)
GenderMale
Credentials LPC
Sole proprietorNo
NPI enumeratedApril 23, 2025
Last updated in NPPESJuly 1, 2025
Certification dateJuly 1, 2025

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