MARIA ALEJANDRA MEJIA RIVERA
NPI 1316293327
Social Worker - Clinical in Carlsbad, CA

Q: What is Maria Mejia Rivera's NPI number?

The NPI number for Maria Mejia Rivera is 1316293327. It was assigned to this individual provider in the NPPES registry on July 27, 2012.

Q: What is Maria Mejia Rivera's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Active since July 27, 2012PECOS Enrolled

2890 PIO PICO DR STE 200A, CARLSBAD, CA 92008(760) 683-9407(760) 452-4078 Get Directions Write a Review

NPPES record last updated: November 7, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 7, 2023, Mar 29, 2018 (2 updates tracked since 2018).

On this page

About Maria Alejandra Mejia Rivera NPPES

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

MARIA ALEJANDRA MEJIA RIVERA (NPI 1316293327) is an individual clinical provider in Carlsbad, California, licensed in California (79743) and active in the NPI registry since July 2012. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1316293327

Entity TypeIndividualFemale

Primary Taxonomy1041C0700X

Provider Legal NameMARIA ALEJANDRA MEJIA RIVERA

Location Address2890 PIO PICO DR STE 200ACarlsbad, CA 92008-1558

Mailing AddressPo Box 514Carlsbad, CA 92018-0514 · (760) 683-9407 · Fax (760) 452-4078

Phone(760) 683-9407

Fax(760) 452-4078

Sole ProprietorNo

Enumeration DateJuly 27, 2012

Last NPPES UpdateNovember 7, 20232 updates tracked since enumeration

NPPES CertifiedNovember 7, 2023

✔ NPI 1316293327 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code1041C0700X

License✔ Licensed in CA · 79743

Definition

A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

2890 PIO PICO DR STE 200A, Carlsbad, CA 92008

Open in Google Maps ↗

Other Identifiers 1

Medicaid3402136MI

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Maria Alejandra Mejia Rivera 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 Reassignment

Medicare enrollment records show Maria Mejia Rivera reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Encourageher Counseling Inc.

Same address

Clinical

2890 PIO PICO DR STE 200A
Carlsbad, CA 92008

Reassigned Medicare billing, California enrollment

NPI 1558866590 (760) 683-9407

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 92008 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

$0.00 typical visit price

range $62.10 – $184.71

Typical copayment $0.00 (range $15.52 – $46.17)

Most-billed visit code NA

Established Patient

$76.87 typical visit price

range $20.62 – $151.42

Typical copayment $19.21 (range $5.15 – $37.85)

Most-billed visit code 99213

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 2

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

LIZZETTE VESCERA MARRIAGE AND FAMILY THERAPY

Community/Behavioral Health

2890 PIO PICO DR STE 200A
CARLSBAD, CA 92008

San Diego County (562) 257-6528

ENCOURAGEHER COUNSELING INC.

Social Worker (Clinical)

2890 PIO PICO DR STE 200A
CARLSBAD, CA 92008

San Diego County (760) 683-9407

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 Maria Mejia Rivera's NPI number?

The NPI number for Maria Mejia Rivera is 1316293327. It was assigned to this individual provider in the NPPES registry on July 27, 2012.

Where is Maria Mejia Rivera located?

Maria Mejia Rivera practices at 2890 Pio Pico Dr Ste 200A, Carlsbad, CA 92008. The listed phone number is (760) 683-9407.

What is Maria Mejia Rivera's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Maria Mejia Rivera enrolled in Medicare?

Yes. Maria Mejia Rivera is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Maria Mejia Rivera's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Mejia Rivera reassigns Medicare benefits to Encourageher Counseling Inc. (Carlsbad, 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 Maria Mejia Rivera'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 Maria Mejia Rivera was last updated on November 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.