Doctor profile · Federal record

Dr. Erin Benesch, DO

Child & Adolescent Psychiatry Physician (CMS: Psychiatry) · Garden Grove, CA

  • NPI 1144529926
  • Accepts Medicare
  • 21 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 5 locations .

NPPES Updated May 11, 2026
Primary practice
12511 Brookhurst St, 2 Fl
Garden Grove, CA 928404806
(714) 534-3681
Additional location
1 Hope Dr
Tustin, CA 927820221
(714) 247-0300
fax (714) 259-1598
Additional location
1100B N Tustin Ave # A
Santa Ana, CA 927053505
(714) 247-0300
fax (714) 259-1598
Show 2 more locations
Additional location
14642 Newport Ave Ste 200
Tustin, CA 927806058
(714) 247-0300
fax (714) 259-1598
Additional location
947 S Anaheim Blvd Ste 260
Anaheim, CA 928055591
(714) 247-0300
fax (714) 259-1598
Mailing address
1100B N Tustin Ave Ste A
Santa Ana, CA 927053505

Credentials & registration

NPPES · NUCC
NPI registered
March 2011 — 15 yrs on file
Profile last updated
November 11, 2024
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
2084P0804X — NUCC code
State license (1)
California #20A12465

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144529926. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,475
Distinct HCPCS
7
Medicare allowed
$173,115
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 833 186 $138
90833 Psychotherapy with evaluation and management visit, 30 minutes 378 116 $73
90836 Psychotherapy with evaluation and management visit, 45 minutes 107 41 $93
99215 Established patient office or other outpatient visit, 40-54 minutes 53 40 $187
99213 Established patient office or other outpatient visit, 20-29 minutes 43 29 $95
90785 Psychiatric services complicated by communication factor 36 17 $15
99205 New patient office or other outpatient visit, 60-74 minutes 25 25 $237

In context: peer comparison

Among 1 peers in this city , average services per provider: 210. This provider delivers 7.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,705
Patients
93
Total drug cost
$74,305
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 325 22 $10,543
Aripiprazole Generic 206 21 $40,474
Risperidone Generic 160 14 $3,260
Clonazepam Generic 125 11 $853
Divalproex Sodium Er (Divalproex Sodium) Brand 117 0 $7,132
Benztropine Mesylate Generic 113 14 $1,766
Trazodone Hcl Generic 99 0 $1,137
Fluoxetine Hcl Generic 96 0 $852
Sertraline Hcl Generic 90 0 $1,175
Olanzapine Generic 77 0 $2,604

Frequently asked questions

Auto-generated from federal data
What is Dr. Erin Benesch's medical specialty?
Dr. Erin Benesch practices Child & Adolescent Psychiatry Physician in Garden Grove, CA.
Where does Dr. Erin Benesch practice?
Dr. Erin Benesch practices at 12511 Brookhurst St, Garden Grove, CA 928404806. Office phone: 7145343681.
What is Dr. Erin Benesch's NPI?
Dr. Erin Benesch's National Provider Identifier (NPI) is 1144529926, issued by NPPES.
Does Dr. Erin Benesch accept Medicare assignment?
Yes. Dr. Erin Benesch accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Erin Benesch commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Psychotherapy with evaluation and management visit (HCPCS 90833); Psychotherapy with evaluation and management visit (HCPCS 90836). Source: CMS Medicare Physician & Other Practitioners file.