Doctor profile · Federal record

Dr. Seda Gragossian, PHD

Addiction (Substance Use Disorder) Psychologist (CMS: Clinical Psychologist) · San Diego, CA

  • NPI 1548460835
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5935 Cornerstone CT W, Suite 125
San Diego, CA 921213737
(858) 205-2490

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
October 14, 2016
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
103TA0400X — NUCC code
State license (1)
California #24901

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548460835. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
759
Distinct HCPCS
2
Medicare allowed
$116,246
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 748 37 $153
90791 Psychiatric diagnostic evaluation 11 11 $181

In context: peer comparison

Among 1 peers in San Diego Addiction (Substance Use Disorder) Psychologist, average services per provider: 379. This provider delivers 2.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Seda Gragossian's medical specialty?
Dr. Seda Gragossian practices Addiction (Substance Use Disorder) Psychologist in San Diego, CA.
Where does Dr. Seda Gragossian practice?
Dr. Seda Gragossian practices at 5935 Cornerstone CT W, San Diego, CA 921213737. Office phone: 8582052490.
What is Dr. Seda Gragossian's NPI?
Dr. Seda Gragossian's National Provider Identifier (NPI) is 1548460835, issued by NPPES.
Does Dr. Seda Gragossian accept Medicare assignment?
Yes. Dr. Seda Gragossian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Seda Gragossian commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.