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MISS TWIILA L COX NP
NPI 1710990163
Nurse Practitioner - Pediatrics in Houston, TX

Active since August 15, 2006PECOS Enrolled
6411 FANNIN ST, HOUSTON, TX 77030(713) 500-7350(713) 383-1475 Get Directions Write a Review

NPPES record last updated: April 21, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Miss Twiila L Cox Np NPPES

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

MISS TWIILA L COX NP (NPI 1710990163) is an individual pediatrics provider in Houston, Texas, licensed in Texas (AP112370) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1710990163
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameMISS TWIILA L COXCredential: NP
Location Address6411 FANNIN STHouston, TX 77030-1501
Mailing Address6411 Fannin StHouston, TX 77030-1501 · (713) 500-7350 · Fax (713) 383-1475
Phone(713) 500-7350
Fax(713) 383-1475
Sole ProprietorNo
Enumeration DateAugust 15, 2006
Last NPPES UpdateApril 21, 2023
NPPES CertifiedApril 21, 2023
✔ NPI 1710990163 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0200X
License✔ Licensed in TX · AP112370
Also ListedNurse PractitionerTaxonomy 363L00000X · License 641206 (TX)
6411 FANNIN ST, Houston, TX 77030
Open in Google Maps ↗

Other Identifiers 1

Medicaid182153001TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections 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)

Miss Twiila L Cox Np 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

2

Medicare enrollment records show Twiila Cox reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Ut Physicians
0.1 mi
Anesthesiology
6410 FANNIN ST, 1500
Houston, TX 77030
  • Reassigned Medicare billing, Texas enrollment
  • 3,111 clinicians in this Medicare group
NPI 1033157821 (832) 325-7325
Utmb Faculty Group Practice
46 mi
General Practice
301 UNIVERSITY BLVD
Galveston, TX 77555
  • Reassigned Medicare billing, Texas enrollment
  • 2,222 clinicians in this Medicare group
NPI 1942241146 (409) 772-2222

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 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
$90.40 typical visit price
range $58.24 – $176.98
Typical copayment $22.60 (range $14.56 – $44.24)
Most-billed visit code 99203
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
Most-billed visit code 99214
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.

HASHIM ZAIDI M.D.
Emergency Medicine
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-7878
DAVID BALTRUSAITIS MD
Radiology (Diagnostic Radiology)
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 797-5929
CYNTHIA MARSHA DANIS RN
Registered Nurse (Critical Care Medicine)
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 704-4000
MR. MICHAEL KENNETH HOWZE JR.
Anesthesiologist Assistant
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-7160
STEPHEN M LARSON D.M.D.
Dentist (General Practice)
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-6200
STEPHEN G HECHT M.D.
Emergency Medicine
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 704-4060
VLADIMIR MELNIKOV M.D.
Anesthesiology
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 500-6200
MRS. CAROL JEAN UNDERWOOD BSN RN CCRC
Registered Nurse (Critical Care Medicine)
6411 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 704-4230

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 Twiila Cox's NPI number?

The NPI number for Twiila Cox is 1710990163. It was assigned to this individual provider in the NPPES registry on August 15, 2006.

Where is Twiila Cox located?

Twiila Cox practices at 6411 Fannin St, Houston, TX 77030. The listed phone number is (713) 500-7350.

What is Twiila Cox's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Is Twiila Cox enrolled in Medicare?

Yes. Twiila Cox is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Twiila Cox's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Twiila Cox reassigns Medicare benefits to 2 organizations: Ut Physicians (Houston, TX) and Utmb Faculty Group Practice (Galveston, TX). 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 Twiila Cox's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Twiila Cox accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 2 other insurers list Twiila Cox 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 Twiila Cox was last updated on April 21, 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.