ANNA-MELISSA CHAVEZ
NPI 1639596687
Social Worker - Clinical in Ontario, CA

Q: What is Anna-melissa Chavez's NPI number?

The NPI number for Anna-melissa Chavez is 1639596687. It was assigned to this individual provider in the NPPES registry on March 27, 2014.

Q: What is Anna-melissa Chavez's specialty?

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

Active since March 27, 2014PECOS Enrolled

2295 S VINEYARD AVE, MOB D, SUITE 230, ONTARIO, CA 91761(909) 427-6462 Get Directions Write a Review

NPPES record last updated: March 27, 2014. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Anna-melissa Chavez NPPES

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

ANNA-MELISSA CHAVEZ (NPI 1639596687) is an individual clinical provider in Ontario, California, licensed in California (LCS25727) and active in the NPI registry since March 2014. She is enrolled in Medicare PECOS and is a graduate of Other (2002).

NPPES Registry Identity

NPI1639596687

Entity TypeIndividualFemale

Primary Taxonomy1041C0700X

Provider Legal NameANNA-MELISSA CHAVEZ

Location Address2295 S VINEYARD AVE, MOB D, SUITE 230Ontario, CA 91761-7925

Mailing Address2295 S Vineyard Ave, Mob D, Suite 230Ontario, CA 91761-7925 · (909) 427-6462

Phone(909) 427-6462

Sole ProprietorYes

Medical School CMSOtherGraduated 2002

Enumeration DateMarch 27, 2014

✔ NPI 1639596687 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 · LCS25727

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.

2295 S VINEYARD AVE, Ontario, CA 91761

Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Anna-melissa Chavez is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5698242006

PECOS Enrollment IDI20260423000332

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 Anna-melissa Chavez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Grow Healthcare Group PC

331 mi

Mental Health

99 S ALMADEN BLVD STE 600
San Jose, CA 95113

Reassigned Medicare billing, California enrollment
3,139 clinicians in this Medicare group

NPI 1154994846 (408) 402-4385

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 91761 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 $59.60 – $179.42

Typical copayment $0.00 (range $14.90 – $44.85)

Most-billed visit code NA

Established Patient

$74.08 typical visit price

range $19.37 – $146.42

Typical copayment $18.52 (range $4.84 – $36.60)

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 20

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

DR. BENJAMIN MAURICE KERSHBERG M.D.

Pediatrics

2295 S VINEYARD AVE, MOB A
ONTARIO, CA 91761

San Bernardino County (909) 724-2554

MS. CHRISTINE RAMOS PHARM.D.

Pharmacist