PETRA MARIA SIERRA PMHNP-BC
NPI 1922970888
Nurse Practitioner - Psychiatric/Mental Health in Long Beach, CA

Q: What is Petra Sierra's NPI number?

The NPI number for Petra Sierra is 1922970888. It was assigned to this individual provider in the NPPES registry on September 20, 2025.

Q: What is Petra Sierra's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Petra Sierra was last updated on September 20, 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.

Active since September 20, 2025

3620 LONG BEACH BLVD STE C7, LONG BEACH, CA 90807(213) 290-4585 Get Directions Write a Review

NPPES record last updated: September 20, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Petra Maria Sierra Pmhnp-bc NPPES

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

PETRA MARIA SIERRA PMHNP-BC (NPI 1922970888) is an individual psychiatric/mental health provider in Long Beach, California, licensed in California (95034998) and active in the NPI registry since September 2025.

NPPES Registry Identity

NPI1922970888

Entity TypeIndividualFemale

Primary Taxonomy363LP0808X

Provider Legal NamePETRA MARIA SIERRACredential: PMHNP-BC

Location Address3620 LONG BEACH BLVD STE C7Long Beach, CA 90807-6013

Mailing Address21413 Dartmoor AveLakewood, CA 90715-2337 · (562) 708-2012

Phone(213) 290-4585

Sole ProprietorYes

Enumeration DateSeptember 20, 2025

NPPES CertifiedSeptember 20, 2025

✔ NPI 1922970888 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0808X

License✔ Licensed in CA · 95034998

3620 LONG BEACH BLVD STE C7, Long Beach, CA 90807

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 4

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

DR. SHELLY M. CROSBY PSY.D.

Psychologist (Clinical)

3620 LONG BEACH BLVD STE C7
LONG BEACH, CA 90807

Los Angeles County (562) 246-6650

ZENA RACHELLE CAPUTO LMFT

Marriage & Family Therapist

3620 LONG BEACH BLVD STE C7
LONG BEACH, CA 90807

Los Angeles County (415) 562-8641

ELIZABETH VALENTI M.A, LPCC 8355

Counselor (Professional)

3620 LONG BEACH BLVD STE C7
LONG BEACH, CA 90807

Los Angeles County (562) 726-4210

HARMONY MENTAL HEALTH ADVANCE NURSING PC

Nurse Practitioner (Psychiatric/Mental Health)

3620 LONG BEACH BLVD STE C7
LONG BEACH, CA 90807

Los Angeles County (213) 290-4585

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 Petra Sierra's NPI number?

The NPI number for Petra Sierra is 1922970888. It was assigned to this individual provider in the NPPES registry on September 20, 2025.

Where is Petra Sierra located?

Petra Sierra practices at 3620 Long Beach Blvd Ste C7, Long Beach, CA 90807. The listed phone number is (213) 290-4585.

What is Petra Sierra's specialty?

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

When was this NPI record last updated?

The NPPES record for Petra Sierra was last updated on September 20, 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.