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CLOVER INTERNAL MEDICINE ASSOCIATES
NPI 1023581006
Internal Medicine in Fort Worth, TX

Active since January 02, 2019CLIA 45D2176263 · Waiver
800 8TH AVE STE 506, FORT WORTH, TX 76104(817) 386-2679(817) 386-3632 Get Directions Write a Review

NPPES record last updated: January 10, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 10, 2023, Dec 27, 2022, Jan 2, 2019 (3 updates tracked since 2019).

About Clover Internal Medicine Associates NPPES

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

CLOVER INTERNAL MEDICINE ASSOCIATES (NPI 1023581006) is a healthcare organization registered as an internal medicine in Fort Worth, Texas and active in the NPI registry since January 2019. The organization holds a CLIA Waiver certificate valid through December 10, 2027 and lists Elaine Phuah, Medical Doctor, as its authorized official.

NPPES Registry Identity

NPI1023581006
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameLEON S TIO MD PA
Location Address800 8TH AVE STE 506Fort Worth, TX 76104-2604
Mailing Address800 8th Ave Ste 506Fort Worth, TX 76104-2604 · (817) 386-3632 · Fax (866) 245-0073
Phone(817) 386-2679
Fax(817) 386-3632
Organization SubpartNo
Authorized OfficialElaine PhuahMedical Doctor · (214) 336-7643
Enumeration DateJanuary 2, 2019
Last NPPES UpdateJanuary 10, 20233 updates tracked since enumeration
NPPES CertifiedJanuary 10, 2023
✔ NPI 1023581006 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
800 8TH AVE STE 506, Fort Worth, TX 76104
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Other Names 1

Doing Business AsClover Internal Medicine Associates

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE 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)

Clover Internal Medicine Associates is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Clover Internal Medicine Associates, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Elaine Phuah, D.O.
Internal Medicine
NPI 1366719767
800 8TH AVE STE 506
Fort Worth, TX 76104
(817) 386-3632
✔ PECOSSame address
Leon Tio, D.O.
Internal Medicine
NPI 1952741795
800 8TH AVE STE 506
Fort Worth, TX 76104
(817) 386-3632
✔ PECOSSame address

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

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 45D2176263

Leon S Tio, MD, PA Dba Clover Internal Medicine Associates · Fort Worth, TX
Active · expires Dec 10, 2027
CLIA Number45D2176263
Laboratory TypePhysician Office
Certificate Effective DateDecember 11, 2025
Certificate Expiration DateDecember 10, 2027
Laboratory DirectorElaine I. Phuah
Laboratory Phone(817) 386-3632
Laboratory LocationLeon S Tio, MD, PA Dba Clover Internal Medicine Associates800 8th Ave Suite 506, Fort Worth, TX 76104
CLIA data matches this NPI record on: Address Name Phone
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 Leon S Tio MD PA's NPI number?

The NPI number for Leon S Tio MD PA is 1023581006. It was assigned to this organization in the NPPES registry on January 2, 2019. The provider is doing business as Clover Internal Medicine Associates.

Where is Leon S Tio MD PA located?

Leon S Tio MD PA is located at 800 8th Ave Ste 506, Fort Worth, TX 76104. The listed phone number is (817) 386-2679.

What is Leon S Tio MD PA's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Leon S Tio MD PA enrolled in Medicare?

Yes. Leon S Tio MD PA is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Leon S Tio MD PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Internal Medicine, reassign their Medicare billing to Leon S Tio MD 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. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Leon S Tio MD PA hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 45D2176263) is associated with this NPI, valid through December 10, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Leon S Tio MD PA was last updated on January 10, 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.