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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARLENNY PHOENIX
NPI 1982136099
Social Worker in Chattanooga, TN

Active since March 29, 2017PECOS Enrolled
1635 CHESTNUT ST, CHATTANOOGA, TN 37408(423) 999-9555 Get Directions Write a Review

NPPES record last updated: September 30, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 30, 2026, May 21, 2025, Mar 29, 2017 (3 updates tracked since 2017).

About Marlenny Phoenix NPPES

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

MARLENNY PHOENIX (NPI 1982136099) is an individual social worker in Chattanooga, Tennessee, licensed in Tennessee (11167) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1982136099
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameMARLENNY PHOENIX
Location Address1635 CHESTNUT STChattanooga, TN 37408-1024
Mailing Address301 S Perimeter Park Dr Ste 210Nashville, TN 37211-4128
Phone(423) 999-9555
Sole ProprietorNo
Enumeration DateMarch 29, 2017
Last NPPES UpdateSeptember 30, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 30, 2026
✔ NPI 1982136099 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 TN · 11167
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.
1635 CHESTNUT ST, Chattanooga, TN 37408
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of Tennessee, Cigna Healthcare, Oscar Insurance Company and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marlenny Phoenix 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 Marlenny Phoenix reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Cotler Healthcare & Development Inc.
653 mi
Mental Health (Including Community Mental Health Center)
11120 S CROWN WAY STE 1
Wellington, FL 33414
  • Reassigned Medicare billing, Florida enrollment
  • 194 clinicians in this Medicare group
NPI 1225075047 (561) 790-1191

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 16

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

BRITTANY RENAY HILL
Case Manager/Care Coordinator
1635 CHESTNUT ST
CHATTANOOGA, TN 37408
Hamilton County (423) 207-4712
LAURA JENSEN BERTRAND NCC
Counselor (Mental Health)
1635 CHESTNUT ST
CHATTANOOGA, TN 37408
Hamilton County (423) 401-8214
JAIME BROWN
Case Manager/Care Coordinator
1635 CHESTNUT ST
CHATTANOOGA, TN 37408
Hamilton County (865) 525-0391
RACHEL WISE PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
1635 CHESTNUT ST
CHATTANOOGA, TN 37408
Hamilton County (423) 413-6195
KARA ASHLEY HOLDEN
Case Manager/Care Coordinator
1635 CHESTNUT ST
CHATTANOOGA, TN 37408
Hamilton County (423) 207-4712
ROYCE MCGLAUGHN
Counselor (Mental Health)
1635 CHESTNUT ST
CHATTANOOGA, TN 37408
Hamilton County (865) 525-0391
LAURA LYNN SMITH
Case Manager/Care Coordinator
1635 CHESTNUT ST
CHATTANOOGA, TN 37408
Hamilton County (423) 207-4712
OLIVIA LYNN COLE
Social Worker
1635 CHESTNUT ST
CHATTANOOGA, TN 37408
Hamilton County (865) 525-0391

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 Marlenny Phoenix's NPI number?

The NPI number for Marlenny Phoenix is 1982136099. It was assigned to this individual provider in the NPPES registry on March 29, 2017.

Where is Marlenny Phoenix located?

Marlenny Phoenix practices at 1635 Chestnut St, Chattanooga, TN 37408. The listed phone number is (423) 999-9555.

What is Marlenny Phoenix's specialty?

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

Is Marlenny Phoenix enrolled in Medicare?

Yes. Marlenny Phoenix is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Marlenny Phoenix's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marlenny Phoenix reassigns Medicare benefits to Cotler Healthcare & Development Inc. (Wellington, FL). 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 Marlenny Phoenix's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marlenny Phoenix accept?

Health plans from BlueCross BlueShield of Tennessee, Cigna Healthcare, Oscar Insurance Company and UnitedHealthcare list Marlenny Phoenix 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 Marlenny Phoenix was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 days 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.