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MS. TAMMIS A CHADWELL M.ED., M.S. CCC-SLP
NPI 1346591781
Speech-Language Pathologist in Round Rock, TX

Active since September 25, 2012Accepts Medicare Assignment
941 HESTERS CROSSING RD APT 3011, ROUND ROCK, TX 78681(512) 694-4247 Get Directions Write a Review

NPPES record last updated: September 25, 2012. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Ms. Tammis A Chadwell M.ed., M.s. Ccc-slp NPPES

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

MS. TAMMIS A CHADWELL M.ED., M.S. CCC-SLP (NPI 1346591781) is an individual speech-language pathologist provider in Round Rock, Texas, licensed in Texas (104562) and active in the NPI registry since September 2012. She is a graduate of Other (2008).

NPPES Registry Identity

NPI1346591781
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameMS. TAMMIS A CHADWELLCredential: M.ED., M.S. CCC-SLP
Location Address941 HESTERS CROSSING RD APT 3011Round Rock, TX 78681-7810
Mailing Address941 Hesters Crossing Rd Apt 3011Round Rock, TX 78681-7810 · (512) 694-4247
Phone(512) 694-4247
Sole ProprietorYes
Medical School CMSOtherGraduated 2008
Enumeration DateSeptember 25, 2012
✔ NPI 1346591781 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
License✔ Licensed in TX · 104562
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
941 HESTERS CROSSING RD APT 3011, Round Rock, TX 78681
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ms. Tammis A Chadwell M.ed., M.s. Ccc-slp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3870031537
PECOS Enrollment IDI20240813004098

Medicare Billing Reassignments

3

Medicare enrollment records show Tammis Chadwell reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Legacy Healthcare Services Inc.
8.3 mi
Physical Therapist
3405 EL SALIDO PKWY
Cedar Park, TX 78613
  • Reassigned Medicare billing, Texas enrollment
  • 192 clinicians in this Medicare group
NPI 1871132357 (855) 239-3467
Jumpstart Services Inc
13 mi
Specialist
4818 BERKMAN DR
Austin, TX 78723
  • Reassigned Medicare billing, Texas enrollment
  • 8 clinicians in this Medicare group
NPI 1740711191 (917) 838-2098
Fox Rehabilitation Services Tx LLC
190 mi
Physical Therapist
650 S GREENVILLE AVE
Allen, TX 75002
  • Reassigned Medicare billing, Texas enrollment
  • 179 clinicians in this Medicare group
NPI 1710582580 (877) 407-3422

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 Tammis Chadwell's NPI number?

The NPI number for Tammis Chadwell is 1346591781. It was assigned to this individual provider in the NPPES registry on September 25, 2012.

Where is Tammis Chadwell located?

Tammis Chadwell practices at 941 Hesters Crossing Rd Apt 3011, Round Rock, TX 78681. The listed phone number is (512) 694-4247.

What is Tammis Chadwell's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

Is Tammis Chadwell enrolled in Medicare?

Yes. Tammis Chadwell is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Tammis Chadwell's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tammis Chadwell reassigns Medicare benefits to 3 organizations: Legacy Healthcare Services Inc. (Cedar Park, TX), Jumpstart Services Inc (Austin, TX) and Fox Rehabilitation Services Tx LLC (Allen, 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 Tammis Chadwell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Tammis Chadwell accept?

Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas and UnitedHealthcare list Tammis Chadwell 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 Tammis Chadwell was last updated on September 25, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.