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TESS ALESSANDRA LEATHERS LCSW
NPI 1073401253
Social Worker - Clinical in Spring Valley, CA

Active since June 25, 2025PECOS EnrolledAccepts Medicare Assignment
3845 SPRING DR, SPRING VALLEY, CA 91977(619) 515-2380 Get Directions Write a Review

NPPES record last updated: July 9, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 9, 2025, Jun 25, 2025 (2 updates tracked since 2025).

About Tess Alessandra Leathers Lcsw NPPES

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

TESS ALESSANDRA LEATHERS LCSW (NPI 1073401253) is an individual clinical provider in Spring Valley, California, licensed in California (124278) and active in the NPI registry since June 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1073401253
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameTESS ALESSANDRA LEATHERSCredential: LCSW
Location Address3845 SPRING DRSpring Valley, CA 91977-1030
Mailing Address823 Gateway Center WaySan Diego, CA 92102-4541 · (619) 515-2300
Phone(619) 515-2380
Sole ProprietorYes
Medical School CMSOtherGraduated 2021
Enumeration DateJune 25, 2025
Last NPPES UpdateJuly 9, 20252 updates tracked since enumeration
NPPES CertifiedJuly 9, 2025
✔ NPI 1073401253 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 · 124278
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.
3845 SPRING DR, Spring Valley, CA 91977
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Tess Alessandra Leathers Lcsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3072020189
PECOS Enrollment IDI20250724001911
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 Tess Leathers reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Family Health Centers Of San Diego, Inc
1.9 mi
Federally Qualified Health Center (FQHC)
7592 BROADWAY
Lemon Grove, CA 91945
  • Reassigned Medicare billing, California enrollment
  • 1,100 clinicians in this Medicare group
NPI 1427282466 (619) 515-2300

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 91977 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 20

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

VIRGINIA ZARINEBAF
Counselor (Mental Health)
3845 SPRING DR
SPRING VALLEY, CA 91977
San Diego County (510) 694-0092
DIANA RABBAN
Social Worker (Clinical)
3845 SPRING DR
SPRING VALLEY, CA 91977
San Diego County (619) 515-2380
MELISSA RAMIREZ
Marriage & Family Therapist
3845 SPRING DR
SPRING VALLEY, CA 91977
San Diego County (619) 255-7520
FRED FINCH YOUTH CENTER
Social Worker (Clinical)
3845 SPRING DR
SPRING VALLEY, CA 91977
San Diego County (619) 797-1090
FAMILY HEALTH CENTERS OF SD
Community/Behavioral Health
3845 SPRING DR
SPRING VALLEY, CA 91977
San Diego County (619) 515-2380
LORAINE ORTEGA
Case Manager/Care Coordinator
3845 SPRING DR
SPRING VALLEY, CA 91977
San Diego County (619) 515-2380
MS. JAMELENE MARIE DEVERA
Rehabilitation Practitioner
3845 SPRING DR
SPRING VALLEY, CA 91977
San Diego County (619) 972-3687
MRS. DANIELLE MARIE STOREVIK
Marriage & Family Therapist
3845 SPRING DR, 18
SPRING VALLEY, CA 91977
San Diego County (619) 281-3706

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 Tess Leathers's NPI number?

The NPI number for Tess Leathers is 1073401253. It was assigned to this individual provider in the NPPES registry on June 25, 2025.

Where is Tess Leathers located?

Tess Leathers practices at 3845 Spring Dr, Spring Valley, CA 91977. The listed phone number is (619) 515-2380.

What is Tess Leathers's specialty?

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

Is Tess Leathers enrolled in Medicare?

Yes. Tess Leathers is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Tess Leathers's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tess Leathers reassigns Medicare benefits to Family Health Centers Of San Diego, Inc (Lemon Grove, 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 Tess Leathers'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 Tess Leathers was last updated on July 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.