Doctor profile · Federal record

Dr. Melanie Summerhayes, PSY.D

Clinical Psychologist · Clinical Neuropsychologist · Huntington Beach, CA

  • NPI 1851621650
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
18811 Huntington St Ste 200
Huntington Beach, CA 926486003
(510) 838-2242
fax (628) 243-5703
Mailing address
501 Main St Ste F-217
Huntington Beach, CA 926488106

Credentials & registration

NPPES · NUCC
NPI registered
December 2009 — 17 yrs on file
Profile last updated
May 16, 2025
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
California #32252

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851621650. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
320
Distinct HCPCS
2
Medicare allowed
$51,615
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 298 22 $159
90791 Psychiatric diagnostic evaluation 22 22 $190

In context: peer comparison

Among 3 peers in Huntington Beach Clinical Psychologist, average services per provider: 443. This provider delivers 0.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Melanie Summerhayes's medical specialty?
Dr. Melanie Summerhayes practices Clinical Psychologist in Huntington Beach, CA.
Where does Dr. Melanie Summerhayes practice?
Dr. Melanie Summerhayes practices at 18811 Huntington St Ste 200, Huntington Beach, CA 926486003. Office phone: 5108382242.
What is Dr. Melanie Summerhayes's NPI?
Dr. Melanie Summerhayes's National Provider Identifier (NPI) is 1851621650, issued by NPPES.
Does Dr. Melanie Summerhayes accept Medicare assignment?
Yes. Dr. Melanie Summerhayes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Melanie Summerhayes commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.