Doctor profile · Federal record

Dr. Dinora Guzman, M.A.

Clinical Psychologist · Northridge, CA

  • NPI 1558523654
  • 18 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9650 Zelzah Ave.
Northridge, CA 91325
(818) 739-5599
fax (818) 993-9311
Mailing address
9650 Zelzah Ave
Northridge, CA 913252003

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
June 7, 2013
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
California #PSY 25429

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558523654. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
204
Distinct HCPCS
4
Medicare allowed
$14,690
HCPCS Description Services Patients Avg allowed
90832 Psychotherapy, 30 minutes 98 23 $77
90785 Psychiatric services complicated by communication factor 56 17 $15
90834 Psychotherapy, 45 minutes 34 13 $102
90791 Psychiatric diagnostic evaluation 16 16 $178

In context: peer comparison

Among 2 peers in Northridge Clinical Psychologist, average services per provider: 192. This provider delivers 1.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Dinora Guzman's medical specialty?
Dr. Dinora Guzman practices Clinical Psychologist in Northridge, CA.
Where does Dr. Dinora Guzman practice?
Dr. Dinora Guzman practices at 9650 Zelzah Ave., Northridge, CA 91325. Office phone: 8187395599.
What is Dr. Dinora Guzman's NPI?
Dr. Dinora Guzman's National Provider Identifier (NPI) is 1558523654, issued by NPPES.
What procedures does Dr. Dinora Guzman commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90832); Psychiatric services complicated by communication factor (HCPCS 90785); Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.