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AMBER LEIGH ALVARENGA
NPI 1710655238
Marriage & Family Therapist in Los Angeles, CA

Active since August 31, 2021PECOS Enrolled
2116 ARLINGTON AVE STE 100, LOS ANGELES, CA 90018(323) 334-9000(323) 334-4437 Get Directions Write a Review

NPPES record last updated: September 26, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 2, 2024, Apr 5, 2024, Feb 13, 2023 (3 updates tracked since 2023).

About Amber Leigh Alvarenga NPPES

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

AMBER LEIGH ALVARENGA (NPI 1710655238) is an individual marriage & family therapist in Los Angeles, California, licensed in California (145683) and active in the NPI registry since August 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1710655238
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameAMBER LEIGH ALVARENGA
Location Address2116 ARLINGTON AVE STE 100Los Angeles, CA 90018-1300
Mailing Address2116 Arlington Ave Ste 100Los Angeles, CA 90018-1300 · (323) 334-9000 · Fax (323) 334-4437
Phone(323) 334-9000
Fax(323) 334-4437
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateAugust 31, 2021
Last NPPES UpdateSeptember 26, 20253 updates tracked since enumeration
NPPES CertifiedSeptember 26, 2025
✔ NPI 1710655238 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
Licenses✔ Licensed in CA · 145683✔ Licensed in CA · 128381
Definition
A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.
2116 ARLINGTON AVE STE 100, Los Angeles, CA 90018
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Other Names 1

Former Name (1)Amber Leigh Korras

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Amber Leigh Alvarenga is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7416443809
PECOS Enrollment IDI20260106002702
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 Amber Alvarenga reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The People Concern
4.3 mi
Community/Behavioral Health
345 S SAN PEDRO ST
Los Angeles, CA 90013
  • Reassigned Medicare billing, California enrollment
  • 34 clinicians in this Medicare group
NPI 1790144319 (213) 537-0822

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 20

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

ANGELINE NICOLE LOCH LCSW
Social Worker (Clinical)
2116 ARLINGTON AVE STE 100
LOS ANGELES, CA 90018
Los Angeles County (323) 334-9000
IRINA KIRAKOSIAN MA
Rehabilitation Practitioner
2116 ARLINGTON AVE STE 100
LOS ANGELES, CA 90018
Los Angeles County (323) 334-9000
KERI STRATMAN
Rehabilitation Practitioner
2116 ARLINGTON AVE STE 100
LOS ANGELES, CA 90018
Los Angeles County (323) 334-9000
EMILIO NUNEZ JR. RADT #R1514390723
Social Worker (Clinical)
2116 ARLINGTON AVE STE 100
LOS ANGELES, CA 90018
Los Angeles County (323) 294-4932
LEONELA MENDOZA A.S.
Case Manager/Care Coordinator
2116 ARLINGTON AVE STE 100
LOS ANGELES, CA 90018
Los Angeles County (323) 334-9000
KIANA JANEL MATTHEWS ASW 93673
Social Worker (Clinical)
2116 ARLINGTON AVE STE 100
LOS ANGELES, CA 90018
Los Angeles County (323) 334-9000
BAHAR NAWABI
Student in an Organized Health Care Education/Training Program
2116 ARLINGTON AVE STE 100
LOS ANGELES, CA 90018
Los Angeles County (323) 334-9000
AMANDA MARY CHAPMAN
Marriage & Family Therapist
2116 ARLINGTON AVE STE 100
LOS ANGELES, CA 90018
Los Angeles County (323) 334-9000

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 Amber Alvarenga's NPI number?

The NPI number for Amber Alvarenga is 1710655238. It was assigned to this individual provider in the NPPES registry on August 31, 2021. The provider is also known as Amber Leigh Korras.

Where is Amber Alvarenga located?

Amber Alvarenga practices at 2116 Arlington Ave Ste 100, Los Angeles, CA 90018. The listed phone number is (323) 334-9000.

What is Amber Alvarenga's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

Is Amber Alvarenga enrolled in Medicare?

Yes. Amber Alvarenga is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Amber Alvarenga's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Amber Alvarenga reassigns Medicare benefits to The People Concern (Los Angeles, CA). 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 Amber Alvarenga'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 Amber Alvarenga was last updated on September 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.