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TEXAS DIABETES AND ENDOCRINOLOGY PA
NPI 1083888523
Internal Medicine - Endocrinology, Diabetes & Metabolism in Round Rock, TX

Active since April 16, 2008CLIA Certified · 2 labs
170 DEEPWOOD DR, SUITE 104, ROUND ROCK, TX 78681(512) 458-8400(512) 458-8593 Get Directions Write a Review

NPPES record last updated: July 18, 2008. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Texas Diabetes And Endocrinology Pa NPPES

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

TEXAS DIABETES AND ENDOCRINOLOGY PA (NPI 1083888523) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Round Rock, Texas and active in the NPI registry since April 2008. The organization holds 2 active CLIA laboratory certificates and lists Thomas C Blevins, President, as its authorized official.

NPPES Registry Identity

NPI1083888523
Entity TypeOrganization
Primary Taxonomy207RE0101X
Legal Business NameTEXAS DIABETES AND ENDOCRINOLOGY PA
Location Address170 DEEPWOOD DR, SUITE 104Round Rock, TX 78681-4944
Mailing Address6500 North Mopac, Bldg. 3, Suite 200Austin, TX 78731 · (512) 458-8400 · Fax (512) 458-8593
Phone(512) 458-8400
Fax(512) 458-8593
Organization SubpartNo
Authorized OfficialThomas C BlevinsPresident · (512) 458-8400
Enumeration DateApril 16, 2008
Last NPPES UpdateJuly 18, 2008
✔ NPI 1083888523 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
Also ListedClinical Nurse SpecialistTaxonomy 364S00000X
170 DEEPWOOD DR, Round Rock, TX 78681
Open in Google Maps ↗

Other Identifiers 1

Medicare PIN00Z148TX

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Texas Diabetes And Endocrinology Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

25

Medicare enrollment records show 25 clinicians reassign Medicare billing to Texas Diabetes And Endocrinology PA, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 7 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 3

Endocrinology13
Nurse Practitioner8
Certified Clinical Nurse Specialist (CNS)4

Nearest to this location (20)

See all 25
Amanda Bonazzi
Certified Clinical Nurse Specialist (CNS)
NPI 1205009362
170 DEEPWOOD DR SUITE 104
Round Rock, TX 78681
(512) 458-8400
✔ PECOS✔ Accepts MedicareSame address
Tracy Chan, NP
Nurse Practitioner
NPI 1962989210
110 DEER RIDGE DR
Round Rock, TX 78681
(512) 458-8400
✔ PECOS✔ Accepts Medicare1.8 mi
Hien Tran, MD
Endocrinology
NPI 1821208786
110 DEER RIDGE DR
Round Rock, TX 78681
(512) 458-8400
✔ PECOS✔ Accepts Medicare1.8 mi
Mauli Shah, MD
Endocrinology
NPI 1083050058
110 DEER RIDGE DR
Round Rock, TX 78681
(512) 458-8400
✔ PECOS✔ Accepts Medicare1.8 mi
Sonie Sunny, D.O.
Endocrinology
NPI 1538540463
110 DEER RIDGE DR
Round Rock, TX 78681
(512) 458-8400
✔ PECOS✔ Accepts Medicare1.8 mi
Srujana Yada, MD
Endocrinology
NPI 1730617648
110 DEER RIDGE DR
Round Rock, TX 78681
(512) 458-8400
✔ PECOS✔ Accepts Medicare1.8 mi
Kimberly Jones, MSN, RN, FNP
Nurse Practitioner
NPI 1811483589
110 DEER RIDGE DR
Round Rock, TX 78681
(512) 458-8400
✔ PECOS✔ Accepts Medicare1.8 mi
Carmen Addington, CNS
Nurse Practitioner
NPI 1639625965
6500 N MOPAC EXPY BLDG 3, STE 200
Austin, TX 78731
(512) 458-8400
✔ PECOS✔ Accepts Medicare12 mi
Devon Fuller, APRN, FNP-C
Nurse Practitioner
NPI 1174355002
6500 N MOPAC EXPY STE 200
Austin, TX 78731
(512) 458-8400
✔ PECOS✔ Accepts Medicare12 mi
Chloe Marien-Casey, CNS
Nurse Practitioner
NPI 1891523437
6500 N MOPAC EXPY STE 200
Austin, TX 78731
(512) 458-8400
✔ PECOS✔ Accepts Medicare12 mi
Azaret Villeda
Nurse Practitioner
NPI 1538824412
6500 N MOPAC EXPY STE 2
Austin, TX 78731
(512) 963-0943
✔ PECOS✔ Accepts Medicare12 mi
Tira Chaicha-Brom, M.D.
Endocrinology
NPI 1548434756
6500 N MOPAC, BLDG 3, STE 200
Austin, TX 78731
(512) 458-8400
✔ PECOS✔ Accepts Medicare12 mi
Lindsay Harrison, MD
Endocrinology
NPI 1598964702
6500 N MOPAC, BLDG 3, STE 200
Austin, TX 78731
(512) 458-8400
✔ PECOS✔ Accepts Medicare12 mi
Rachel Kohls, CNS
Certified Clinical Nurse Specialist (CNS)
NPI 1275907024
6500 N. MOPAC BLDG 3, STE 200
Austin, TX 78731
(512) 458-8400
✔ PECOS✔ Accepts Medicare12 mi
Thomas Blevins, M.D.
Endocrinology
NPI 1114992088
6500 NORTH MO PAC EXPRESSWAY BUILDING 3, SUITE 200
Austin, TX 78731
(512) 458-8400
✔ PECOS✔ Accepts Medicare12 mi
Luis Casaubon, M.D.
Endocrinology
NPI 1447225495
6500 NORTH MO PAC EXPRESSWAY BUILDING 3, SUITE 200
Austin, TX 78731
(512) 458-8400
✔ PECOS✔ Accepts Medicare12 mi
Jean Chen, M.D.
Endocrinology
NPI 1467741132
6500 N MO PAC EXPY #200
Austin, TX 78731
(512) 458-8400
✔ PECOS✔ Accepts Medicare12 mi
Ashley Davila, C.N.S.
Certified Clinical Nurse Specialist (CNS)
NPI 1326054016
6500 NORTH MOPAC BUILDING 3, SUITE 200
Austin, TX 78731
(512) 458-8400
✔ PECOS✔ Accepts Medicare12 mi
Benjamin Pagano, CNS
Certified Clinical Nurse Specialist (CNS)
NPI 1669722732
6500 N MOPAC BLDG.3 , STE.200
Austin, TX 78731
(512) 458-8400
✔ PECOS✔ Accepts Medicare12 mi
Jessica Ribeiro
Nurse Practitioner
NPI 1447704200
5145 RANCH ROAD 620 N
Austin, TX 78732
(512) 681-5900
✔ PECOS✔ Accepts Medicare14 mi
See all 25 clinicians

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

CLIA Laboratory Certificates CMS CLIA 2

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 45D1001692

Texas Diabetes & Endocrinology · Austin, TX
Active · expires Jul 8, 2027
CLIA Number45D1001692
Laboratory TypePhysician Office
Certificate Effective DateJuly 9, 2025
Certificate Expiration DateJuly 8, 2027
Laboratory DirectorThomas Blevins
Laboratory Phone(512) 458-8400
Laboratory LocationTexas Diabetes & Endocrinology6500 N Mopac Bldg 3 Ste 200, Austin, TX 78731
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory to perform only waived tests.

Certificate of Waiver 45D1093239

Texas Diabetes And Endocrinology PA · Round Rock, TX
Active · expires Dec 11, 2026
CLIA Number45D1093239
Laboratory TypePhysician Office
Certificate Effective DateDecember 12, 2024
Certificate Expiration DateDecember 11, 2026
Laboratory DirectorThomas C. Blevins
Laboratory Phone(512) 334-3505
Laboratory LocationTexas Diabetes And Endocrinology PA110 Deer Ridge Dr, Round Rock, TX 78681
CLIA data matches this NPI record on: Name
This certificate is issued to a laboratory to perform only waived tests.

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 Texas Diabetes And Endocrinology PA's NPI number?

The NPI number for Texas Diabetes And Endocrinology PA is 1083888523. It was assigned to this organization in the NPPES registry on April 16, 2008.

Where is Texas Diabetes And Endocrinology PA located?

Texas Diabetes And Endocrinology PA is located at 170 Deepwood Dr Suite 104, Round Rock, TX 78681. The listed phone number is (512) 458-8400.

What is Texas Diabetes And Endocrinology PA's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Texas Diabetes And Endocrinology PA enrolled in Medicare?

Yes. Texas Diabetes And Endocrinology PA is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Texas Diabetes And Endocrinology PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 25 clinicians in 3 Medicare specialties reassign their Medicare billing to Texas Diabetes And Endocrinology PA. 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 Endocrinology (13), Nurse Practitioner (8) and Certified Clinical Nurse Specialist (CNS) (4). Of these, 1 practice at this address and 7 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Texas Diabetes And Endocrinology PA hold CLIA laboratory certificates?

Yes. 2 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

When was this NPI record last updated?

The NPPES record for Texas Diabetes And Endocrinology PA was last updated on July 18, 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.