Doctor profile · Federal record

Dr. Karen Tyndall, PH.D.

Clinical Neuropsychologist (CMS: Clinical Psychologist) · Psychologist · Oklahoma City, OK

  • NPI 1669409272
  • Accepts Medicare
  • 36 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3400 Nw Expressway, Suite 312
Oklahoma City, OK 731124493
(405) 945-4999
Mailing address
Po Box 7512
Edmond, OK 730837512

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
September 11, 2025
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
103G00000X — NUCC code
State license (1)
Oklahoma #719

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669409272. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,187
Distinct HCPCS
5
Medicare allowed
$104,754
HCPCS Description Services Patients Avg allowed
90832 Psychotherapy, 30 minutes 692 214 $64
90791 Psychiatric diagnostic evaluation 237 231 $145
96130 Evaluation of psychological test, first hour 161 158 $104
90834 Psychotherapy, 45 minutes 77 56 $85
90837 Psychotherapy, 1 hour 20 16 $125

In context: peer comparison

Among 3 peers in Oklahoma City Clinical Neuropsychologist, average services per provider: 116. This provider delivers 10× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Tyndall's medical specialty?
Dr. Karen Tyndall practices Clinical Neuropsychologist in Oklahoma City, OK.
Where does Dr. Karen Tyndall practice?
Dr. Karen Tyndall practices at 3400 Nw Expressway, Oklahoma City, OK 731124493. Office phone: 4059454999.
What is Dr. Karen Tyndall's NPI?
Dr. Karen Tyndall's National Provider Identifier (NPI) is 1669409272, issued by NPPES.
Does Dr. Karen Tyndall accept Medicare assignment?
Yes. Dr. Karen Tyndall accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Tyndall commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90832); Psychiatric diagnostic evaluation (HCPCS 90791); Evaluation of psychological test, first hour (HCPCS 96130). Source: CMS Medicare Physician & Other Practitioners file.