Doctor profile · Federal record

Dr. Katherine O'Connell, PH.D.

Psychologist (CMS: Clinical Psychologist) · Addiction (Substance Use Disorder) Psychologist · Cognitive & Behavioral Psychologist · Clinical Psychologist · Family Psychologist · Health Psychologist · Group Psychotherapy Psychologist · Arcata, CA

  • NPI 1336423524
  • Accepts Medicare
  • 47 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
801 Crescent Way Ste 3
Arcata, CA 955216781
(707) 709-8743
Mailing address
Po Box 6860
Eureka, CA 955026860

Credentials & registration

NPPES · NUCC
NPI registered
October 2011 — 15 yrs on file
Profile last updated
May 2, 2017
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
103T00000X — NUCC code
State license (1)
California #8300

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336423524. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
137
Distinct HCPCS
1
Medicare allowed
$17,848
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 137 18 $130

In context: peer comparison

Among 2 peers in this city , average services per provider: 120. This provider delivers 1.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine O'Connell's medical specialty?
Dr. Katherine O'Connell practices Psychologist in Arcata, CA.
Where does Dr. Katherine O'Connell practice?
Dr. Katherine O'Connell practices at 801 Crescent Way Ste 3, Arcata, CA 955216781. Office phone: 7077098743.
What is Dr. Katherine O'Connell's NPI?
Dr. Katherine O'Connell's National Provider Identifier (NPI) is 1336423524, issued by NPPES.
Does Dr. Katherine O'Connell accept Medicare assignment?
Yes. Dr. Katherine O'Connell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine O'Connell commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.