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MRS. MARKI LARUE MCMILLAN LCSW
NPI 1689736027
Social Worker - Clinical in Houston, TX

Active since December 14, 2006Opted out of Medicare · through Jul 1, 2027
6655 TRAVIS ST, SUITE 700, HOUSTON, TX 77030(713) 798-5696(713) 798-1144 Get Directions Write a Review

NPPES record last updated: January 2, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mrs. Marki Larue Mcmillan Lcsw NPPES

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

MRS. MARKI LARUE MCMILLAN LCSW (NPI 1689736027) is an individual clinical provider in Houston, Texas, licensed in Texas (39905) and active in the NPI registry since December 2006. She has opted out of Medicare through July 1, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1689736027
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMRS. MARKI LARUE MCMILLANCredential: LCSW
Location Address6655 TRAVIS ST, SUITE 700Houston, TX 77030-1312
Mailing AddressPo Box 4762Houston, TX 77210-4762 · (713) 798-6850 · Fax (713) 798-2740
Phone(713) 798-5696
Fax(713) 798-1144
Sole ProprietorNo
Enumeration DateDecember 14, 2006
Last NPPES UpdateJanuary 2, 2008
✔ NPI 1689736027 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in TX · 39905
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.
6655 TRAVIS ST, Houston, TX 77030
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Other Identifiers 1

Medicare PIN8J3899TX

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Mrs. Marki Larue Mcmillan Lcsw has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 1, 2015 through July 1, 2027.

Opt-Out Effective DateJuly 1, 2015
Opt-Out In Effect ThroughJuly 1, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77030 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 $58.24 – $176.98
Typical copayment $0.00 (range $14.56 – $44.24)
Most-billed visit code NA
Established Patient
$72.62 typical visit price
range $18.60 – $143.93
Typical copayment $18.15 (range $4.65 – $35.98)
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.

Other Providers at the Same Location NPPES 20

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

MADELEINE DUVIC M.D.
Dermatology
6655 TRAVIS ST, 600
HOUSTON, TX 77030
Harris County (713) 500-8260
DR. JOSEPH S SPINDLER M.D.
Internal Medicine (Rheumatology)
6655 TRAVIS ST, SUITE 960
HOUSTON, TX 77030
Harris County (713) 524-4494
SCOTT A. COHEN M D P A
Otolaryngology (Otolaryngology/Facial Plastic Surgery)
6655 TRAVIS ST, SUITE 840
HOUSTON, TX 77030
Harris County (281) 362-0001
DR. CALEB HIXSON D.O.
Pathology (Anatomic Pathology & Clinical Pathology)
6655 TRAVIS ST, SUITE 700
HOUSTON, TX 77030
Harris County (713) 500-8260
DR. DI WU DDS
Dentist (Pediatric Dentistry)
6655 TRAVIS ST, #460, PEDIATRIC DENTISTRY
HOUSTON, TX 77030
Harris County (734) 945-0451
HOUSTON SURGERY CENTER
Clinic/Center (Ambulatory Surgical)
6655 TRAVIS ST
HOUSTON, TX 77030
Harris County (713) 335-1700
WILLIAM DANIEL WILLIAMSON M.D.
Pediatrics (Developmental - Behavioral Pediatrics)
6655 TRAVIS ST, SUITE 880
HOUSTON, TX 77030
Harris County (713) 500-8300
DR. VERENA HUG M.D.
Specialist
6655 TRAVIS ST, #960
HOUSTON, TX 77030
Harris County (713) 523-0414

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 Marki Mcmillan's NPI number?

The NPI number for Marki Mcmillan is 1689736027. It was assigned to this individual provider in the NPPES registry on December 14, 2006.

Where is Marki Mcmillan located?

Marki Mcmillan practices at 6655 Travis St Suite 700, Houston, TX 77030. The listed phone number is (713) 798-5696.

What is Marki Mcmillan's specialty?

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

Is Marki Mcmillan enrolled in Medicare?

No. Marki Mcmillan has opted out of Medicare through July 1, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Marki Mcmillan was last updated on January 2, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.