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EMILY E MASI FNP-BC; PMHNP-BC
NPI 1437881265
Nurse Practitioner - Psychiatric/Mental Health in Manhattan Beach, CA

Active since June 29, 2022PECOS EnrolledAccepts Medicare Assignment
1000 N SEPULVEDA BLVD STE 270, MANHATTAN BEACH, CA 90266(925) 282-1778 Get Directions Write a Review

NPPES record last updated: November 4, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Emily E Masi Fnp-bc; Pmhnp-bc NPPES

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

EMILY E MASI FNP-BC; PMHNP-BC (NPI 1437881265) is an individual psychiatric/mental health provider in Manhattan Beach, California, licensed in California (95021252) and active in the NPI registry since June 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1437881265
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameEMILY E MASICredential: FNP-BC; PMHNP-BC
Location Address1000 N SEPULVEDA BLVD STE 270Manhattan Beach, CA 90266-5975
Mailing Address1000 N Sepulveda Blvd Ste 270Manhattan Beach, CA 90266-5975 · (925) 282-1778
Phone(925) 282-1778
Sole ProprietorYes
Medical School CMSOtherGraduated 2022
Enumeration DateJune 29, 2022
Last NPPES UpdateNovember 4, 2025
NPPES CertifiedNovember 4, 2025
✔ NPI 1437881265 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in CA · 95021252
Also ListedRegistered NurseTaxonomy 163W00000X · License 95045821 (CA)
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 95021252 (CA)
1000 N SEPULVEDA BLVD STE 270, Manhattan Beach, CA 90266
Open in Google Maps ↗

Other Names 1

Former Name (1)Emily Van Mourick

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Emily E Masi Fnp-bc; Pmhnp-bc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4981196524
PECOS Enrollment IDI20251121002291
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 Reassignment

Medicare enrollment records show Emily Masi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Pacific Coast Psychiatric Associates Inc
373 mi
Clinical
7373 N SCOTTSDALE RD STE A199
Scottsdale, AZ 85253
  • Reassigned Medicare billing, California enrollment
  • 766 clinicians in this Medicare group
NPI 1023125465 (702) 805-5360

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90266 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

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

CHINENYE N UMUNNAKWE PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
1000 N SEPULVEDA BLVD STE 270
MANHATTAN BEACH, CA 90266
Los Angeles County (925) 282-1778
DR. PHYLLIS ELLIOTT DWORSKY PH.D.
Psychologist (Clinical)
1000 N SEPULVEDA BLVD STE 270
MANHATTAN BEACH, CA 90266
Los Angeles County (925) 282-1778
ONYEKWERE CHIBUEZE ANYANWU PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
1000 N SEPULVEDA BLVD STE 270
MANHATTAN BEACH, CA 90266
Los Angeles County (925) 282-1778
DR. GEOFFREY PATRICK OKOTH ODHIAMBO DNP, PMHNP-BC, FNP-C
Nurse Practitioner (Psychiatric/Mental Health)
1000 N SEPULVEDA BLVD STE 270
MANHATTAN BEACH, CA 90266
Los Angeles County (925) 282-1778
KIMBERLY CRYSTAL MARKLEY AMFT, CTP, LMFT
Marriage & Family Therapist
1000 N SEPULVEDA BLVD STE 270
MANHATTAN BEACH, CA 90266
Los Angeles County (925) 282-1778
CHERRELLE BRIONA BROWN LMFT
Marriage & Family Therapist
1000 N SEPULVEDA BLVD STE 270
MANHATTAN BEACH, CA 90266
Los Angeles County (925) 282-1778
MICHELLE ALISA BUCHOLTZ LCSW
Social Worker (Clinical)
1000 N SEPULVEDA BLVD STE 270
MANHATTAN BEACH, CA 90266
Los Angeles County (424) 284-2440
MS. ALANA MICAELA MEIXNER LCSW
Social Worker (Clinical)
1000 N SEPULVEDA BLVD STE 270
MANHATTAN BEACH, CA 90266
Los Angeles County (424) 284-2440

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 Emily Masi's NPI number?

The NPI number for Emily Masi is 1437881265. It was assigned to this individual provider in the NPPES registry on June 29, 2022. The provider is also known as Emily Van Mourick.

Where is Emily Masi located?

Emily Masi practices at 1000 N Sepulveda Blvd Ste 270, Manhattan Beach, CA 90266. The listed phone number is (925) 282-1778.

What is Emily Masi's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Emily Masi enrolled in Medicare?

Yes. Emily Masi is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Emily Masi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Emily Masi reassigns Medicare benefits to Pacific Coast Psychiatric Associates Inc (Scottsdale, AZ). The 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 Emily Masi'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 Emily Masi was last updated on November 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.