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MARK CHANEY-GAY
NPI 1629448048
Social Worker - Clinical in West Hollywood, CA

Active since September 28, 2015PECOS Enrolled
837 N WEST KNOLL DR APT 118, WEST HOLLYWOOD, CA 90069(740) 586-3157 Get Directions Write a Review

NPPES record last updated: March 23, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 23, 2023, Sep 28, 2015 (2 updates tracked since 2015).

About Mark Chaney-gay NPPES

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

MARK CHANEY-GAY (NPI 1629448048) is an individual clinical provider in West Hollywood, California, licensed in California (103799) and active in the NPI registry since September 2015. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1629448048
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMARK CHANEY-GAY
Location Address837 N WEST KNOLL DR APT 118West Hollywood, CA 90069-4723
Mailing Address837 N West Knoll Dr Apt 118West Hollywood, CA 90069-4723 · (740) 586-3157
Phone(740) 586-3157
Sole ProprietorYes
Enumeration DateSeptember 28, 2015
Last NPPES UpdateMarch 23, 20232 updates tracked since enumeration
NPPES CertifiedMarch 23, 2023
✔ NPI 1629448048 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 · 103799
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 ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
837 N WEST KNOLL DR APT 118, West Hollywood, CA 90069
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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 (PECOS)

Mark Chaney-gay 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 Reassignments

3

Medicare enrollment records show Mark Chaney-gay reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Los Angeles Lgbt Center
2.8 mi
Federally Qualified Health Center (FQHC)
1625 SCHRADER BLVD
Los Angeles, CA 90028
  • Reassigned Medicare billing, California enrollment
  • 110 clinicians in this Medicare group
NPI 1548298532 (323) 993-7500
Grow Healthcare Group PC
299 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
Sud Specialty Group - Ca
305 mi
Addiction Medicine
4633 OLD IRONSIDES DR STE 304
Santa Clara, CA 95054
  • Reassigned Medicare billing, California enrollment
  • 1,607 clinicians in this Medicare group
NPI 1972138238 (323) 205-7088

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 90069 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 $62.96 – $187.60
Typical copayment $0.00 (range $15.74 – $46.90)
Most-billed visit code NA
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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 Mark Chaney-gay's NPI number?

The NPI number for Mark Chaney-gay is 1629448048. It was assigned to this individual provider in the NPPES registry on September 28, 2015.

Where is Mark Chaney-gay located?

Mark Chaney-gay practices at 837 N West Knoll Dr Apt 118, West Hollywood, CA 90069. The listed phone number is (740) 586-3157.

What is Mark Chaney-gay's specialty?

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

Is Mark Chaney-gay enrolled in Medicare?

Yes. Mark Chaney-gay is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Mark Chaney-gay's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Chaney-gay reassigns Medicare benefits to 3 organizations: Los Angeles Lgbt Center (Los Angeles, CA), Grow Healthcare Group PC (San Jose, CA) and Sud Specialty Group - Ca (Santa Clara, CA). Each 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 Mark Chaney-gay'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 Mark Chaney-gay was last updated on March 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.