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MARIANNE G GUEVARRA FNP-C, PMHNP-BC
NPI 1801338793
Nurse Practitioner - Psychiatric/Mental Health in Long Beach, CA

Active since November 09, 2016PECOS Enrolled
3125 GALE AVE, LONG BEACH, CA 90810(562) 477-2183 Get Directions Write a Review

NPPES record last updated: September 13, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 18, 2023, Feb 11, 2022, Nov 9, 2016 (3 updates tracked since 2016).

About Marianne G Guevarra Fnp-c, Pmhnp-bc NPPES

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

MARIANNE G GUEVARRA FNP-C, PMHNP-BC (NPI 1801338793) is an individual psychiatric/mental health provider in Long Beach, California, licensed in California (95005339) and active in the NPI registry since November 2016. She is enrolled in Medicare PECOS and maintains a secondary practice location in Los Angeles.

NPPES Registry Identity

NPI1801338793
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameMARIANNE G GUEVARRACredential: FNP-C, PMHNP-BC
Location Address3125 GALE AVELong Beach, CA 90810-2528
Mailing Address3125 Gale AveLong Beach, CA 90810-2528 · (562) 477-2183
Phone(562) 477-2183
Sole ProprietorNo
Enumeration DateNovember 9, 2016
Last NPPES UpdateSeptember 13, 20233 updates tracked since enumeration
NPPES CertifiedSeptember 13, 2023
✔ NPI 1801338793 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in CA · 95005339
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 95005339 (CA)
3125 GALE AVE, Long Beach, CA 90810
Open in Google Maps ↗

Secondary Practice Location 1

Location 1522 S San Pedro StLos Angeles, CA 90013-2102 · Phone (562) 867-7999

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marianne G Guevarra Fnp-c, Pmhnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

4

Medicare enrollment records show Marianne Guevarra reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

St. Johns Community Health
4.6 mi
Community Health
1111 E ARTESIA BLVD
Compton, CA 90221
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: St. John's Community Health
  • 404 clinicians in this Medicare group
NPI 1821565771 (323) 541-1600
Southern California Permanente Medical Group
5.3 mi
Health Maintenance Organization
25825 VERMONT AVE
Harbor City, CA 90710
  • Reassigned Medicare billing, California enrollment
  • 13,921 clinicians in this Medicare group
NPI 1598797011 (310) 325-5111
Ehab Yacoub MD Inc.
6.0 mi
Child & Adolescent Psychiatry
1225 W 190TH ST STE 280
Gardena, CA 90248
  • Reassigned Medicare billing, California enrollment
  • 375 clinicians in this Medicare group
NPI 1417373713 (310) 515-8113
Jwch Institute, Inc.
7.5 mi
Federally Qualified Health Center (FQHC)
14371 CLARK AVE
Bellflower, CA 90706
  • Reassigned Medicare billing, California enrollment
  • 138 clinicians in this Medicare group
NPI 1538342704 (562) 867-6006

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 90810 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.

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 Marianne Guevarra's NPI number?

The NPI number for Marianne Guevarra is 1801338793. It was assigned to this individual provider in the NPPES registry on November 9, 2016.

Where is Marianne Guevarra located?

Marianne Guevarra practices at 3125 Gale Ave, Long Beach, CA 90810. The listed phone number is (562) 477-2183.

What is Marianne Guevarra's specialty?

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

Is Marianne Guevarra enrolled in Medicare?

Yes. Marianne Guevarra is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Marianne Guevarra's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marianne Guevarra reassigns Medicare benefits to 4 organizations: St. Johns Community Health (Compton, CA), Southern California Permanente Medical Group (Harbor City, CA), Ehab Yacoub MD Inc. (Gardena, CA) and Jwch Institute, Inc. (Bellflower, 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 Marianne Guevarra'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 Marianne Guevarra was last updated on September 13, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.