1. Home
  2. Directory
  3. Texas
  4. Keller
  5. Nurse Practitioner
  6. NPI Profile

CASSANDRA MUFF F. N. P.
NPI 1063517688
Nurse Practitioner in Keller, TX

Active since September 14, 2006PECOS Enrolled
601 S MAIN ST, SUITE 200, KELLER, TX 76248(817) 753-6888(817) 753-6885 Get Directions Write a Review

NPPES record last updated: September 8, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Cassandra Muff F. N. P. NPPES

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

CASSANDRA MUFF F. N. P. (NPI 1063517688) is an individual nurse practitioner in Keller, Texas, licensed in Texas (775004) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS and maintains 6 additional practice locations.

NPPES Registry Identity

NPI1063517688
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameCASSANDRA MUFFCredential: F. N. P.
Location Address601 S MAIN ST, SUITE 200Keller, TX 76248-7029
Mailing Address601 S Main St, Suite 200Keller, TX 76248-7029 · (817) 753-6888 · Fax (817) 753-6885
Phone(817) 753-6888
Fax(817) 753-6885
Sole ProprietorNo
Enumeration DateSeptember 14, 2006
Last NPPES UpdateSeptember 8, 2023
NPPES CertifiedSeptember 8, 2023
✔ NPI 1063517688 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
Licenses✔ Licensed in TX · 775004✔ Licensed in TX · AP118253✔ Licensed in KS · 45221
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
601 S MAIN ST, Keller, TX 76248
Open in Google Maps ↗

Secondary Practice Locations 6

Location 14046 Dowlen Rd Ste ABeaumont, TX 77706-6849 · Phone (409) 225-5924
Location 211823 Culebra Rd Ste 105San Antonio, TX 78253-4563 · Phone (210) 598-1517
Location 35638 Saratoga Blvd Ste 114Corpus Christi, TX 78414-4134 · Phone (361) 444-5280
Location 41339 S Broadway StSulphur Springs, TX 75482-4895 · Phone (903) 951-1000
Location 5919 Hidden Rdg Ste 1008Irving, TX 75038-3813 · Phone (469) 282-2701
Location 61320 Wonder World Dr Ste 101San Marcos, TX 78666-7558 · Phone (512) 396-3911

Other Identifiers 1

Medicaid100403070BKS

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan, Community First.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Cassandra Muff F. N. P. 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 Cassandra Muff reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Healthtexas Provider Network
6.5 mi
Family Medicine
5232 COLLEYVILLE BLVD, SUITE 100
Colleyville, TX 76034
  • Reassigned Medicare billing, Texas enrollment
  • 3,167 clinicians in this Medicare group
NPI 1235135906 (817) 498-9920
Christus Trinity Clinic Texas
121 mi
Family Medicine
520 DOUGLAS BLVD
Tyler, TX 75702
  • Reassigned Medicare billing, Texas enrollment
  • 2,745 clinicians in this Medicare group
NPI 1285684225 (903) 315-4119

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 76248 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
$87.20 typical visit price
range $56.47 – $171.07
Typical copayment $21.80 (range $14.11 – $42.76)
Most-billed visit code 99203
Established Patient
$99.68 typical visit price
range $18.18 – $139.68
Typical copayment $24.92 (range $4.54 – $34.92)
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 14

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

LUSTIG AND YOUNG ORTHODONTICS
Dentist (Orthodontics and Dentofacial Orthopedics)
601 S MAIN ST
KELLER, TX 76248
Tarrant County (817) 514-1717
SONYA CONNER R.D.H.
Dental Hygienist
601 S MAIN ST, SUITE 220
KELLER, TX 76248
Tarrant County (817) 741-8390
DR. KEVIN LIU M.D.
Family Medicine
601 S MAIN ST, SUITE 200
KELLER, TX 76248
Tarrant County (817) 753-6888
DR. GRADY LEE CARTER III D.O.
Physical Medicine & Rehabilitation
601 S MAIN ST, SUITE 260
KELLER, TX 76248
Tarrant County (972) 393-8067
BAYLOR REGIONAL MEDICAL CENTER AT GRAPEVINE
Clinic/Center (Radiology)
601 S MAIN ST, SUITE 100
KELLER, TX 76248
Tarrant County (817) 482-2000
THOMAS EYECARE PA
Optometrist
601 S MAIN ST, SUITE 250
KELLER, TX 76248
Tarrant County (817) 379-6200
DR. LARRY P TADLOCK D.D.S.
Dentist (Orthodontics and Dentofacial Orthopedics)
601 S MAIN ST, SUITE 240
KELLER, TX 76248
Tarrant County (817) 485-4996
JEANNE BASS R.D.H.
Dental Hygienist
601 S MAIN ST, SUITE 220
KELLER, TX 76248
Tarrant County (817) 741-8390

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 Cassandra Muff's NPI number?

The NPI number for Cassandra Muff is 1063517688. It was assigned to this individual provider in the NPPES registry on September 14, 2006.

Where is Cassandra Muff located?

Cassandra Muff practices at 601 S Main St Suite 200, Keller, TX 76248. The listed phone number is (817) 753-6888.

What is Cassandra Muff's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Cassandra Muff enrolled in Medicare?

Yes. Cassandra Muff is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Cassandra Muff's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Cassandra Muff reassigns Medicare benefits to 2 organizations: Healthtexas Provider Network (Colleyville, TX) and Christus Trinity Clinic Texas (Tyler, 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 Cassandra Muff's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Cassandra Muff accept?

Health plans from Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan and Community First list Cassandra Muff 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 Cassandra Muff was last updated on September 8, 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.