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MARTHA JOY KLEIN LCSW
NPI 1598036949
Social Worker - Clinical in Manteca, CA

Active since January 17, 2012PECOS Enrolled
1760 COFFEEBERRY WAY, MANTECA, CA 95337(209) 275-7355 Get Directions Write a Review

NPPES record last updated: January 2, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jan 2, 2025, Jan 21, 2022 (2 updates tracked since 2022).

About Martha Joy Klein Lcsw NPPES

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

MARTHA JOY KLEIN LCSW (NPI 1598036949) is an individual clinical provider in Manteca, California, licensed in California (69260) and active in the NPI registry since January 2012. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1598036949
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMARTHA JOY KLEINCredential: LCSW
Location Address1760 COFFEEBERRY WAYManteca, CA 95337-8623
Mailing Address1760 Coffeeberry WayManteca, CA 95337-8623 · (209) 275-7355
Phone(209) 275-7355
Sole ProprietorYes
Enumeration DateJanuary 17, 2012
Last NPPES UpdateJanuary 2, 20252 updates tracked since enumeration
NPPES CertifiedJanuary 2, 2025
✔ NPI 1598036949 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CA · 69260
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.
Also ListedCounselor · ProfessionalTaxonomy 101YP2500X · License 30897 (CA)
1760 COFFEEBERRY WAY, Manteca, CA 95337
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Other Names 1

Former Name (1)Martha Joy Klein

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Martha Joy Klein Lcsw 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 Martha Klein reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc
17 mi
Internal Medicine
7373 WEST LANE
Stockton, CA 95210
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1548343510 (209) 476-2000

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 95337 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 $58.87 – $176.60
Typical copayment $0.00 (range $14.71 – $44.15)
Most-billed visit code NA
Established Patient
$73.16 typical visit price
range $19.28 – $144.60
Typical copayment $18.29 (range $4.82 – $36.15)
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.

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 Martha Klein's NPI number?

The NPI number for Martha Klein is 1598036949. It was assigned to this individual provider in the NPPES registry on January 17, 2012. The provider is also known as Martha Joy Klein.

Where is Martha Klein located?

Martha Klein practices at 1760 Coffeeberry Way, Manteca, CA 95337. The listed phone number is (209) 275-7355.

What is Martha Klein's specialty?

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

Is Martha Klein enrolled in Medicare?

Yes. Martha Klein is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Martha Klein's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Martha Klein reassigns Medicare benefits to Permanente Medical Group Inc (Stockton, 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 Martha Klein'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 Martha Klein was last updated on January 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.