Doctor profile · Federal record

Dr. Barbara Zebb, PH.D.

Psychologist (CMS: Clinical Psychologist) · Mission Viejo, CA

  • NPI 1831268234
  • Accepts Medicare
  • 29 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
27401 Los Altos, Suite 275
Mission Viejo, CA 926916316
(877) 230-5429
Mailing address
22431 Antonio Pkwy, B-160, 194
Rancho Santa Margarita, CA 926882804

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
103T00000X — NUCC code
State license (1)
California #PSY 20274

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831268234. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
517
Distinct HCPCS
1
Medicare allowed
$50,340
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 517 21 $97

In context: peer comparison

Among 2 peers in Mission Viejo Psychologist, average services per provider: 382. This provider delivers 1.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Barbara Zebb's medical specialty?
Dr. Barbara Zebb practices Psychologist in Mission Viejo, CA.
Where does Dr. Barbara Zebb practice?
Dr. Barbara Zebb practices at 27401 Los Altos, Mission Viejo, CA 926916316. Office phone: 8772305429.
What is Dr. Barbara Zebb's NPI?
Dr. Barbara Zebb's National Provider Identifier (NPI) is 1831268234, issued by NPPES.
Does Dr. Barbara Zebb accept Medicare assignment?
Yes. Dr. Barbara Zebb accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Barbara Zebb commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.