IAC ASSOCIATES PLLC
NPI 1487126272
Counselor - Mental Health in Memphis, TN

Q: What is Iac Associates PLLC's NPI number?

The NPI number for Iac Associates PLLC is 1487126272. It was assigned to this organization in the NPPES registry on December 18, 2018. The provider is doing business as Vertava Health Outpatient - Green Hills Nashville, Vertava Health Outpatient - Midtown Nashville, Vertava Health Outpatient - Murfreesboro and Vertava Health Outpatient - Oak Court Memphis. Additional names are listed in the Other Names section above.

Q: What is Iac Associates PLLC's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Active since December 18, 2018

6401 POPLAR AVE STE 500, MEMPHIS, TN 38119(901) 746-9438(941) 746-9331 Get Directions Write a Review

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

Record update history: Apr 9, 2025, Jun 10, 2024, Sep 6, 2023 and 16 more (19 updates tracked since 2018).

On this page

About Iac Associates Pllc NPPES

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

IAC ASSOCIATES PLLC (NPI 1487126272) is a healthcare organization registered as a mental health in Memphis, Tennessee and active in the NPI registry since December 2018. The organization maintains 9 additional practice locations and lists Melissa A. Bailey, Vp, Rcm And Payor Relations, as its authorized official.

NPPES Registry Identity

NPI1487126272

Entity TypeOrganization

Primary Taxonomy101YM0800X

Legal Business NameIAC ASSOCIATES PLLC

Location Address6401 POPLAR AVE STE 500Memphis, TN 38119-4808

Mailing Address6101 W Plano Pkwy Ste 230Plano, TX 75093-8373 · (940) 360-4245

Phone(901) 746-9438

Fax(941) 746-9331

Organization SubpartNo

Authorized OfficialMelissa A. BaileyVp, Rcm And Payor Relations · (972) 935-1409

Enumeration DateDecember 18, 2018

Last NPPES UpdateApril 9, 202519 updates tracked since enumeration

NPPES CertifiedApril 9, 2025

✔ NPI 1487126272 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 10

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers

Taxonomy Code101YM0800X

Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X

Also ListedFamily Medicine · Addiction MedicineTaxonomy 207QA0401X

Also ListedPsychiatry & Neurology · Child & Adolescent PsychiatryTaxonomy 2084P0804X

Also ListedCommunity/Behavioral HealthTaxonomy 251S00000X

Also ListedClinic/Center · Mental Health (Including Community Mental Health Center)Taxonomy 261QM0801X

Also ListedClinic/Center · Adult Mental HealthTaxonomy 261QM0850X

Also ListedClinic/Center · Adolescent and Children Mental HealthTaxonomy 261QM0855X

Also ListedClinic/Center · Rehabilitation, Substance Use DisorderTaxonomy 261QR0405X

Also ListedNurse Practitioner · Psychiatric/Mental HealthTaxonomy 363LP0808X

6401 POPLAR AVE STE 500, Memphis, TN 38119

Open in Google Maps ↗

Other Names 6

Doing Business AsIac Associates Pllc

Doing Business AsVertava Health Outpatient - Green Hills Nashville

Doing Business AsVertava Health Outpatient - Midtown Nashville

Doing Business AsVertava Health Outpatient - Murfreesboro

Doing Business AsVertava Health Outpatient - Oak Court Memphis

Former Legal Business NameHamm & Blackstock Pllc

Secondary Practice Locations 9

Location 1700 W Forest Ave Fl 4Jackson, TN 38301-3937 · Phone (731) 234-8736

Location 2530 Oak Court Dr Ste 255Memphis, TN 38117-3724 · Phone (901) 472-4293 · Fax (901) 472-9536

Location 32201 Murphy Ave Ste 302Nashville, TN 37203-1957 · Phone (629) 206-9551 · Fax (629) 206-9551

Location 41370 Gateway Blvd Ste 210Murfreesboro, TN 37129-2591 · Phone (615) 656-8719 · Fax (629) 899-6541

Location 5530 Oak Court Dr Ste 270Memphis, TN 38117-3724 · Phone (901) 472-4293

Location 6530 Oak Court Dr Ste 145Memphis, TN 38117-3731 · Phone (901) 472-4293 · Fax (901) 472-9536

Location 76630 Summer Knoll Cir Ste 101Bartlett, TN 38134-2875 · Phone (901) 746-9438 · Fax (901) 746-9331

Location 82000 Richard Jones Rd Ste 100Nashville, TN 37215-2885 · Phone (615) 716-1265 · Fax (615) 257-0699

Location 96060 Primacy Pkwy Ste 400Memphis, TN 38119-5704 · Phone (901) 472-4293 · Fax (901) 472-9536

Other Identifiers 2

Medicaid03401509MS

MedicaidQ048108TN

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Iac Associates Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 8 clinicians reassign Medicare billing to Iac Associates PLLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 4 within 10 miles. They are listed nearest first.

Clinicians, nearest first (8)

Allison Stock, FNP

Nurse Practitioner

NPI 1619314564

6401 POPLAR AVE STE 500
Memphis, TN 38119

(901) 227-2360

✔ PECOSSame address

Lauren Mcclairen, M.D.

Psychiatry

NPI 1457886129

6060 PRIMACY PKWY STE 400
Memphis, TN 38119

(901) 472-4293

✔ PECOS✔ Accepts Medicare0.8 mi

Adam Nanaa, PMHNP-BC

Nurse Practitioner

NPI 1225767130

8295 TOURNAMENT DR STE 201
Memphis, TN 38125

(901) 560-9624

✔ PECOS✔ Accepts Medicare4.6 mi

Shawn Hamm, MD

Addiction Medicine

NPI 1821330895

6630 SUMMER KNOLL CIR
Bartlett, TN 38134

(901) 746-9438

✔ PECOS7.0 mi

Allen Gholston, LCSW

Clinical Social Worker

NPI 1548380991

9035 E SANDIDGE RD STE 201
Olive Branch, MS 38654

(662) 234-7601

✔ PECOS✔ Accepts Medicare11 mi

Sarita Subedi

Nurse Practitioner

NPI 1962271015

2000 RICHARD JONES RD STE 100
Nashville, TN 37215

(248) 856-5294

✔ PECOS✔ Accepts Medicare185 mi

Jeffrey Taylor, DO

Family Practice

NPI 1780695031

1919 S SHILOH RD STE 333
Garland, TX 75042

(972) 864-2050

✔ PECOS✔ Accepts Medicare420 mi

James Mckenzie

Psychiatry

NPI 1386952299

1439 CAMBRIDGE ST
Cambridge, MA 02139

(617) 665-1187

✔ PECOS1,127 mi

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

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 Iac Associates PLLC's NPI number?

The NPI number for Iac Associates PLLC is 1487126272. It was assigned to this organization in the NPPES registry on December 18, 2018. The provider is doing business as Vertava Health Outpatient - Green Hills Nashville, Vertava Health Outpatient - Midtown Nashville, Vertava Health Outpatient - Murfreesboro and Vertava Health Outpatient - Oak Court Memphis. Additional names are listed in the Other Names section above.

Where is Iac Associates PLLC located?

Iac Associates PLLC is located at 6401 Poplar Ave Ste 500, Memphis, TN 38119. The listed phone number is (901) 746-9438.

What is Iac Associates PLLC's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Iac Associates PLLC enrolled in Medicare?

Yes. Iac Associates PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Iac Associates PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 8 clinicians in 5 Medicare specialties reassign their Medicare billing to Iac Associates PLLC. A 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 the clinician's services. The largest specialties are Nurse Practitioner (3), Psychiatry (2) and Addiction Medicine (1). Of these, 1 practice at this address and 4 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Iac Associates PLLC accept?

Health plans from BlueCross BlueShield of Tennessee and Cigna Healthcare list Iac Associates PLLC 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 Iac Associates PLLC was last updated on April 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.