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HARLYN V. CHACON
NPI 1235793118
Social Worker in Phoenix, AZ

Active since April 26, 2019PECOS Enrolled
7808 W THOMAS RD, PHOENIX, AZ 85033(480) 978-2701 Get Directions Write a Review

NPPES record last updated: December 18, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Dec 18, 2025, Apr 26, 2019 (2 updates tracked since 2019).

About Harlyn V. Chacon NPPES

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

HARLYN V. CHACON (NPI 1235793118) is an individual social worker in Phoenix, Arizona, licensed in Arizona (LCSW-23493) and active in the NPI registry since April 2019. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1235793118
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameHARLYN V. CHACON
Location Address7808 W THOMAS RDPhoenix, AZ 85033-5481
Mailing Address7808 W Thomas RdPhoenix, AZ 85033-5481 · (480) 978-2701
Phone(480) 978-2701
Sole ProprietorNo
Enumeration DateApril 26, 2019
Last NPPES UpdateDecember 18, 20252 updates tracked since enumeration
NPPES CertifiedDecember 18, 2025
✔ NPI 1235793118 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in AZ · LCSW-23493
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
7808 W THOMAS RD, Phoenix, AZ 85033
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona, Cigna HealthCare of Arizona, Inc.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Harlyn V. Chacon 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 Harlyn Chacon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Maricopa County Special Health Care District
6.8 mi
Adult Mental Health
950 E VAN BUREN ST
Avondale, AZ 85323
  • Reassigned Medicare billing, Arizona enrollment
  • 285 clinicians in this Medicare group
NPI 1043679327 (602) 344-2520

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 6

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

TASIA ISBELL MD, MPH
Pediatrics
7808 W THOMAS RD
PHOENIX, AZ 85033
Maricopa County (602) 655-6900
JOSE LUIS BIKOWSKI-MADERA LPC
Counselor (Mental Health)
7808 W THOMAS RD
PHOENIX, AZ 85033
Maricopa County (833) 855-9873
MARICOPA COUNTY SPECIAL HEALTH CARE DISTRICT
Clinic/Center (Federally Qualified Health Center (FQHC))
7808 W THOMAS RD
PHOENIX, AZ 85033
Maricopa County (602) 655-6900
DR. MACKENZIE MARIE INTLEKOFER DNP
Nurse Practitioner
7808 W THOMAS RD
PHOENIX, AZ 85033
Maricopa County (602) 655-6900
MIRIAM SEGURA LCSW
Social Worker (Clinical)
7808 W THOMAS RD
PHOENIX, AZ 85033
Maricopa County (833) 855-9973
OMOTOLA GEORGE NP
Nurse Practitioner (Family)
7808 W THOMAS RD
PHOENIX, AZ 85033
Maricopa County (602) 655-6900

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 Harlyn Chacon's NPI number?

The NPI number for Harlyn Chacon is 1235793118. It was assigned to this individual provider in the NPPES registry on April 26, 2019.

Where is Harlyn Chacon located?

Harlyn Chacon practices at 7808 W Thomas Rd, Phoenix, AZ 85033. The listed phone number is (480) 978-2701.

What is Harlyn Chacon's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is Harlyn Chacon enrolled in Medicare?

Yes. Harlyn Chacon is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Harlyn Chacon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Harlyn Chacon reassigns Medicare benefits to Maricopa County Special Health Care District (Avondale, AZ). 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 Harlyn Chacon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Harlyn Chacon accept?

Health plans from Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona and Cigna HealthCare of Arizona, Inc list Harlyn Chacon as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Harlyn Chacon was last updated on December 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.