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MEGAN ASHLEY MAGUIRE PSY.D., M.S.
NPI 1477223618
Clinical Neuropsychologist in Huntington Beach, CA

Active since September 19, 2021PECOS Enrolled
20422 BEACH BLVD STE 230, HUNTINGTON BEACH, CA 92648(949) 385-0348 Get Directions Write a Review

NPPES record last updated: April 18, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 18, 2026, Jul 9, 2025, Sep 19, 2021 (3 updates tracked since 2021).

About Megan Ashley Maguire Psy.d., M.s. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MEGAN ASHLEY MAGUIRE PSY.D., M.S. (NPI 1477223618) is an individual clinical neuropsychologist in Huntington Beach, California, licensed in California (94027426) and active in the NPI registry since September 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1477223618
Entity TypeIndividualFemale
Primary Taxonomy103G00000X
Provider Legal NameMEGAN ASHLEY MAGUIRECredential: PSY.D., M.S.
Location Address20422 BEACH BLVD STE 230Huntington Beach, CA 92648-4398
Mailing Address20422 Beach Blvd Ste 230Huntington Beach, CA 92648-4398 · (949) 385-0348
Phone(949) 385-0348
Sole ProprietorYes
Medical School CMSOtherGraduated 2023
Enumeration DateSeptember 19, 2021
Last NPPES UpdateApril 18, 20263 updates tracked since enumeration
NPPES CertifiedApril 18, 2026
✔ NPI 1477223618 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical NeuropsychologistBehavioral Health & Social Service Providers
Taxonomy Code103G00000X
License✔ Licensed in CA · 94027426
Definition
A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.
20422 BEACH BLVD STE 230, Huntington Beach, CA 92648
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Megan Ashley Maguire Psy.d., M.s. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1951887157
PECOS Enrollment IDI20260107003510
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Megan Maguire reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mm Neuropsych A Professional Psychology Corporation
Same address
Group Psychotherapy
20422 BEACH BLVD STE 230
Huntington Beach, CA 92648
  • Reassigned Medicare billing, California enrollment
NPI 1386588226 (949) 385-0348
Vivek A Mehta MD Inc
12 mi
Neurological Surgery
16300 SAND CANYON AVE STE 614
Irvine, CA 92618
  • Reassigned Medicare billing, California enrollment
  • 10 clinicians in this Medicare group
NPI 1770112039 (949) 344-3468

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MM NEUROPSYCH A PROFESSIONAL PSYCHOLOGY CORPORATION
Psychologist (Group Psychotherapy)
20422 BEACH BLVD STE 230
HUNTINGTON BEACH, CA 92648
Orange County (949) 385-0348
JACQUELYN SCHIRMACHER
Student in an Organized Health Care Education/Training Program
20422 BEACH BLVD STE 230
HUNTINGTON BEACH, CA 92648
Orange County (708) 420-7866

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Megan Maguire's NPI number?

The NPI number for Megan Maguire is 1477223618. It was assigned to this individual provider in the NPPES registry on September 19, 2021.

Where is Megan Maguire located?

Megan Maguire practices at 20422 Beach Blvd Ste 230, Huntington Beach, CA 92648. The listed phone number is (949) 385-0348.

What is Megan Maguire's specialty?

The primary specialty registered for this NPI is Clinical Neuropsychologist with taxonomy code 103G00000X.

Is Megan Maguire enrolled in Medicare?

Yes. Megan Maguire is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Megan Maguire's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Megan Maguire reassigns Medicare benefits to 2 organizations: Mm Neuropsych A Professional Psychology Corporation (Huntington Beach, CA) and Vivek A Mehta MD Inc (Irvine, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Megan Maguire's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Megan Maguire was last updated on April 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.