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

Dr. Mary C Underhill, PSYD

Individual provider Psychologist · NPI 1487900858

Dr. Mary C Underhill, PSYD is a Clinical Psychologist in Norman, Oklahoma. Qualified in 2011, 15 years ago. Practices with Norman Behavioral Health Group, LLC, a 10-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Oklahoma.

Years since qualifying
15
Licensed in
OK
In the registry since
2012
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

712 Wall St
Norman, OK 73069-6360
Phone: (405) 579-7560
Fax: (405) 579-7563
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 1159 (OK)

Record details

NPI number1487900858
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorNo
NPI enumeratedAugust 3, 2012
Last updated in NPPESJuly 8, 2026
Certification dateJuly 8, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Norman Behavioral Health Group, Llc — 10 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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