LEGACY HEART CARE OF SAN ANTONIO
NPI 1316617426
Internal Medicine - Cardiovascular Disease in Live Oak, TX

Active since September 20, 2021
12702 TOEPPERWEIN RD STE 123, LIVE OAK, TX 78233(210) 934-4100 Get Directions Write a Review

NPPES record last updated: September 29, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 2, 2022, Sep 23, 2021 (2 updates tracked since 2021).

About Legacy Heart Care Of San Antonio NPPES

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

LEGACY HEART CARE OF SAN ANTONIO (NPI 1316617426), doing business as Flow Therapy Live Oak, is a healthcare organization registered as a cardiovascular disease in Live Oak, Texas and active in the NPI registry since September 2021. The organization lists Michael Gratch, President, as its authorized official.

NPPES Registry Identity

NPI1316617426
Entity TypeOrganization
Primary Taxonomy207RC0000X
Legal Business NameLEGACY HEART CARE OF SAN ANTONIO
Location Address12702 TOEPPERWEIN RD STE 123Live Oak, TX 78233-3278
Mailing Address2500 West Fwy Ste 200Fort Worth, TX 76102-5851 · (817) 423-4400
Organization SubpartNo
Authorized OfficialMichael GratchPresident · (817) 423-4400
Enumeration DateSeptember 20, 2021
Last NPPES UpdateSeptember 29, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 29, 2025
✔ NPI 1316617426 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
12702 TOEPPERWEIN RD STE 123, Live Oak, TX 78233

Other Names 2

Doing Business AsFlow Therapy Live Oak
Doing Business AsFlow Therapy San Antonio

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

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Legacy Heart Care Of San Antonio is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by January 31, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateTexasEnrollment IDO20140818002280Non-DME Part B · Clinic/Group PracticeDue dateJanuary 31, 2027
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

66

Medicare enrollment records show 66 clinicians reassign Medicare billing to Legacy Heart Care Of San Antonio, 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 5

Nurse Practitioner33
Cardiovascular Disease (Cardiology)22
Interventional Cardiology6
Certified Clinical Nurse Specialist (CNS)4
Internal Medicine1

Nearest to this location (20)

See all 66
Nurse Practitioner
NPI 1477132645
12702 TOEPPERWEIN RD
Live Oak, TX 78233
(254) 466-1527
✔ PECOSSame address
Interventional Cardiology
NPI 1134303035
12709 TOEPPERWEIN RD STE 306
Live Oak, TX 78233
(210) 967-0096
✔ PECOS✔ Accepts Medicare0.2 mi
Interventional Cardiology
NPI 1548377088
12709 TOEPPERWEIN RD SUITE 306
Live Oak, TX 78233
(210) 967-0096
✔ PECOS✔ Accepts Medicare0.2 mi
Cardiovascular Disease (Cardiology)
NPI 1548211477
12709 TOEPPERWEIN RD STE 306
Live Oak, TX 78233
(210) 967-0096
✔ PECOS✔ Accepts Medicare0.2 mi
Cardiovascular Disease (Cardiology)
NPI 1174834170
12709 TOEPPERWEIN RD STE 308
Live Oak, TX 78233
(210) 967-0096
✔ PECOS✔ Accepts Medicare0.2 mi
Nurse Practitioner
NPI 1902252687
900 NE LOOP 410 STE D-215
San Antonio, TX 78209
(210) 239-8269
✔ PECOS7.5 mi
Cardiovascular Disease (Cardiology)
NPI 1902998347
502 MADISON OAK SUITE 310
San Antonio, TX 78258
(210) 483-8883
✔ PECOS✔ Accepts Medicare9.8 mi
Cardiovascular Disease (Cardiology)
NPI 1609810175
1100 MCCULLOUGH AVE SUITE 300
San Antonio, TX 78212
(210) 271-3204
✔ PECOS✔ Accepts Medicare12 mi
Nurse Practitioner
NPI 1578030714
520 CAMDEN ST
San Antonio, TX 78215
(210) 223-3246
✔ PECOS✔ Accepts Medicare12 mi
Cardiovascular Disease (Cardiology)
NPI 1215906979
6800 W IH 10 SUITE 350
San Antonio, TX 78201
(210) 692-1414
✔ PECOS✔ Accepts Medicare13 mi
Interventional Cardiology
NPI 1760457469
6800 W IH 10 SUITE 350
San Antonio, TX 78201
(210) 692-1414
✔ PECOS✔ Accepts Medicare13 mi
Certified Clinical Nurse Specialist (CNS)
NPI 1619930823
6800 W IH 10 SUITE 300
San Antonio, TX 78201
(210) 616-0008
✔ PECOS13 mi
Cardiovascular Disease (Cardiology)
NPI 1871600866
4306 DE ZAVALA RD BLDG 1
San Antonio, TX 78249
(210) 450-6720
✔ PECOS✔ Accepts Medicare13 mi
Nurse Practitioner
NPI 1639764624
8122 DATAPOINT DR STE 700
San Antono, TX 78229
(210) 615-0600
✔ PECOS✔ Accepts Medicare14 mi
Interventional Cardiology
NPI 1285614529
4411 MEDICAL DR STE 300
San Antonio, TX 78229
(210) 614-5400
✔ PECOS✔ Accepts Medicare14 mi
Interventional Cardiology
NPI 1396774063
4411 MEDICAL DR STE 300
San Antonio, TX 78229
(210) 614-5400
✔ PECOS✔ Accepts Medicare14 mi
Cardiovascular Disease (Cardiology)
NPI 1164558540
4411 MEDICAL DR SUITE 300
San Antonio, TX 78229
(210) 614-5400
✔ PECOS✔ Accepts Medicare14 mi
Interventional Cardiology
NPI 1861528234
4411 MEDICAL DR STE 300
San Antonio, TX 78229
(210) 614-5400
✔ PECOS✔ Accepts Medicare14 mi
Internal Medicine
NPI 1700885720
7434 LOUIS PASTEUR SUITE 209
San Antonio, TX 78229
(210) 949-0304
✔ PECOS✔ Accepts Medicare14 mi
Nurse Practitioner
NPI 1013605088
7400 MERTON MINTER ST
San Antonio, TX 78229
(210) 617-5300
✔ PECOS✔ Accepts Medicare15 mi
See all 66 clinicians

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 Legacy Heart Care Of San Antonio's NPI number?

The NPI number for Legacy Heart Care Of San Antonio is 1316617426. It was assigned to this organization in the NPPES registry on September 20, 2021. The provider is doing business as Flow Therapy Live Oak and Flow Therapy San Antonio.

Where is Legacy Heart Care Of San Antonio located?

Legacy Heart Care Of San Antonio is located at 12702 Toepperwein Rd Ste 123, Live Oak, TX 78233. The listed phone number is (210) 934-4100.

What is Legacy Heart Care Of San Antonio's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Legacy Heart Care Of San Antonio enrolled in Medicare?

Yes. Legacy Heart Care Of San Antonio is registered in the Medicare PECOS enrollment system.

When is Legacy Heart Care Of San Antonio's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Texas, Clinic/Group Practice) is due for revalidation by January 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Legacy Heart Care Of San Antonio?

According to the CMS Revalidation Reassignment List (October 2026 release), 66 clinicians in 5 Medicare specialties reassign their Medicare billing to Legacy Heart Care Of San Antonio. 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 Nurse Practitioner (33), Cardiovascular Disease (Cardiology) (22) and Interventional Cardiology (6). 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.

What insurance does Legacy Heart Care Of San Antonio accept?

Health plans from WellPoint list Legacy Heart Care Of San Antonio 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 Legacy Heart Care Of San Antonio was last updated on September 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.