Updated October 2026

Medical groups in San Antonio, TX

Medical group directory
San Antonio, Texas

Medical groups: 612
Multi-specialty: 93
Single-specialty: 519
More than one site: 292
100+ physicians: 12

There are 612 medical groups in San Antonio with a Medicare PAC ID. UT Health Physicians is the largest, with 1,463 Texas physicians, followed by Emergency Medicine Services of TX, PLLC with 914. 74% of San Antonio groups are independent.

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UT Health Physicians is the largest medical group in San Antonio, with 1,463 physicians

Ranked by physicians with a Texas address linked to each group based in San Antonio. Emergency Medicine Services of TX, PLLC is second with 914, and University Medicine Associates third with 592. 12 San Antonio groups have 100 or more physicians.

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Medical groups in San Antonio, ranked by physicians
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
1	UT Health PhysiciansSan Antonio · 79 sites	Parent on file	1,463	2,262	Decision makers
2	Emergency Medicine Services of TX, PLLCSan Antonio · 129 sites	Parent on file	914	1,387	Decision makers
3	University Medicine AssociatesSan Antonio · 74 sites	Parent on file	592	1,056	Decision makers
4	Surgical Oncology Associates of South TexasSan Antonio · 248 sites	Parent on file	538	968	Decision makers
5	IPC Healthcare, Inc. (TeamHealth)San Antonio · 47 sites	Parent on file	459	552	Decision makers
6	WellMed Medical ManagementSan Antonio · 185 sites	Parent on file	418	918	Decision makers
7	Hospital Medicine Services of TXSan Antonio · 36 sites	Parent on file	402	568	Decision makers
8	Baylor College of MedicineSan Antonio · 26 sites	Parent on file	290	414	Decision makers
9	Third Coast Emergency Physicians - SouthwestSan Antonio · 48 sites	Parent on file	266	341	Decision makers
10	Methodist Healthcare SystemSan Antonio · 52 sites	Parent on file	156	256	Decision makers
11	WellMed Medical GroupSan Antonio · 27 sites	Parent on file	138	254	Decision makers
12	CommuniCare Health CentersSan Antonio · 32 sites	Parent on file	116	250	Decision makers
13	South Texas Radiology Group, P.A.San Antonio · 27 sites	Parent on file	93	97	Decision makers
14	South Texas Radiology Imaging Centers (STRIC)San Antonio · 25 sites	Parent on file	92	94	Decision makers
15	Cardiology Clinic of San AntonioSan Antonio · 42 sites	Parent on file	88	135	Decision makers
16	Texas MedClinicSan Antonio · 69 sites	Parent on file	82	271	Decision makers
17	Gonzaba Medical GroupSan Antonio · 17 sites	-	82	145	Decision makers
18	Texas Imaging PartnersSan Antonio · 12 sites	Parent on file	75	79	Decision makers
19	M&S RadiologySan Antonio · 27 sites	-	72	75	Decision makers
20	Lone Star Anesthesia PartnersSan Antonio · 12 sites	Parent on file	69	123	Decision makers
21	Texas IPSSan Antonio · 11 sites	-	65	97	Decision makers
22	CentroMedSan Antonio · 17 sites	Parent on file	53	108	Decision makers
23	Texas Anesthesia TeamSan Antonio · 15 sites	-	53	108	Decision makers
24	Rise Up RehabSan Antonio · 8 sites	-	50	119	Decision makers
25	Lone Star OB/GYN AssociatesSan Antonio · 5 sites	-	49	53	Decision makers
26	Synergy Healthcare AssociatesSan Antonio · 12 sites	-	48	69	Decision makers
27	TSAOG Orthopaedics & SpineSan Antonio · 13 sites	-	47	165	Decision makers
28	IPHA HospitalistsSan Antonio · 8 sites	Parent on file	46	82	Decision makers
29	HealthTexas Medical GroupSan Antonio · 25 sites	-	46	81	Decision makers
30	South Texas Oncology and HematologySan Antonio · 7 sites	-	45	47	Decision makers
31	Complete Care Medical AssociatesSan Antonio · 5 sites	Parent on file	43	57	Decision makers
32	The Center for Health Care ServicesSan Antonio · 21 sites	Parent on file	39	212	Decision makers
33	Renal AssociatesSan Antonio · 17 sites	Parent on file	38	43	Decision makers
34	Urology San AntonioSan Antonio · 11 sites	-	37	51	Decision makers
35	Prestige Emergency RoomSan Antonio · 7 sites	Parent on file	36	45	Decision makers
36	Pathology Reference LaboratorySan Antonio · 9 sites	Parent on file	32	32	Decision makers
37	San Antonio Eye CenterSan Antonio · 13 sites	-	29	42	Decision makers
38	San Antonio KidneySan Antonio · 19 sites	Parent on file	29	38	Decision makers
39	Transitional Care PhysiciansSan Antonio · 4 sites	Parent on file	27	53	Decision makers
40	Baptist Heart & VascularSan Antonio · 8 sites	Parent on file	27	28	Decision makers
41	Premier OBGYN of TexasSan Antonio · 4 sites	-	26	31	Decision makers
42	South Texas Pathology AssociatesSan Antonio · 4 sites	-	25	25	Decision makers
43	Westover Hills Women's HealthSan Antonio · 3 sites	-	23	34	Decision makers
44	CareNow Urgent Care Leon ValleySan Antonio · 23 sites	Parent on file	22	86	Decision makers
45	River City Imaging CentersSan Antonio · 5 sites	Parent on file	22	23	Decision makers
46	Village MedicalSan Antonio · 15 sites	Parent on file	21	45	Decision makers
47	Leading Edge Emergency Physicians, Inc.San Antonio · 12 sites	-	21	31	Decision makers
48	South Texas Renal Care GroupSan Antonio · 11 sites	-	20	29	Decision makers
49	South Texas Anesthesia GroupSan Antonio · 9 sites	-	20	20	Decision makers
50	Sports Medicine Associates of San Antonio (SMASA)San Antonio · 11 sites	-	19	93	Decision makers

Showing 1 to 10 of 612 medical groups in San Antonio

Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data

HCA Healthcare has the most physicians in San Antonio medical groups, with 1,631 across 8 groups

Dmand AI maps every San Antonio medical group to its parent organization, up to the health system or platform at the top. 21 parent organizations have two or more San Antonio medical groups. Each clinician counts once per parent organization.

Parent organizations with the most San Antonio medical groups
#	Parent organization	San Antonio groups	Physicians	HCPs
1	HCA HealthcareHealth system	8	1,631	2,598
2	The University of Texas SystemAcademic health system	2	1,463	2,262
3	Tenet HealthcareHealth system	4	560	994
4	UnitedHealth GroupDiversified health company	19	557	1,142
5	CommunicareCommunity health center	2	121	256
6	Capitol Imaging ServicesTreatment center company	2	96	101
7	Texas Imaging PartnersTreatment center company	2	77	81
8	Well Health TechnologiesPhysician practice platform	2	70	144
9	Transitional Care PhysiciansPhysician staffing company	2	27	55
10	Nvision Eye CentersPhysician practice platform	2	13	22

Top 10 of 21 parent organizations with two or more San Antonio groups

HCA HealthcareHealth system · 8 San Antonio medical groups
Emergency Medicine Services of TX, PLLCMedical group · 129 sites
Hospital Medicine Services of TXMedical group · 36 sites
6 more San Antonio groups and their practice sites

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Source: Dmand AI Org Hierarchy Data

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74% of San Antonio medical groups are independent, with no larger parent organization

A group counts as independent when no health system, platform or other organization sits above it in the org hierarchy. Every other group belongs to a larger organization.

San Antonio medical groups by ownership

Independent45174%
Health system or hospital234%
Platform or corporate owner9215%
Community or government152%
Other organization315%

Source: Dmand AI Org Hierarchy Data

87 San Antonio medical groups practice at a hospital site

Beyond their own offices, groups practice at the sites of care linked to them in the org hierarchy. A group can practice at several kinds of site, so the shares overlap.

Sources: Dmand AI Practice Data and Dmand AI Org Hierarchy Data

Primary care groups are the most common medical groups in San Antonio, with 231

Each group is counted once, under its main specialty. Behavioral and mental health groups are second, with 90, and 93 San Antonio groups are multi-specialty.

Source: Dmand AI Professional Profile Data

13,896 Texas HCPs work in San Antonio medical groups, 7,084 of them physicians

Each clinician is counted once, across every San Antonio group they are linked to. Only clinicians with a Texas address are counted.

HCPs in San Antonio medical groups by type

Physicians (MD, DO)7,08451%
Nurses and nurse practitioners3,12522%
Behavioral health clinicians1,1969%
Physician assistants1,1518%
Therapists (PT and OT)4333%
Other HCPs9077%

Source: Dmand AI Affiliation Data

Each San Antonio medical group profile shows the parent, sites, clinicians and identifiers

Clinicians and specialtiesA count by specialty and a sample of the group's cliniciansOn every profile
Practice locationsMain site and a sample of practice locations, with a count of the restOn every profile
Medicare Part B paymentsMedicare payments to the group, from CMSOn every profile
Group NPI and Medicare PAC IDIdentifiers for matching records across sourcesOn every profile
Parent organizationThe health system, platform or owner above the groupOn every profile
Every clinician and siteThe full roster and every practice locationWith a free account
Leader and clinician contactsWork emails and mobile numbers, found on request and then validatedWith a free account
EHR used by the group's cliniciansThe EHR in use at the group's sitesWith a free account

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Sources: Doctors and Clinicians National Downloadable File (CMS), Medicare Physician & Other Practitioners (CMS) and Dmand AI Org Hierarchy Data

Sources for the San Antonio medical group directory

Sources for the data on this page
Data on this page	Source
Medical groups, specialties and sites	Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Professional Profile Data
Parent organizations and independence	Dmand AI Org Hierarchy Data
Physicians and HCPs	Dmand AI Affiliation Data
Group NPI and PAC ID	NPPES NPI Registry (CMS) and Doctors and Clinicians National Downloadable File (CMS)

Data last refreshed October 2026Report an inaccuracy Remove my information

The directory lists groups based in San Antonio with a Medicare PAC ID.

FAQ

Frequently asked questions about medical groups in San Antonio

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

How many medical groups are in San Antonio?

There are 612 medical groups based in San Antonio with a Medicare PAC ID: 93 multi-specialty and 519 single-specialty. 292 of them have more than one site.

What is the largest medical group in San Antonio?

UT Health Physicians, with 1,463 physicians and 2,262 HCPs with a Texas address. Emergency Medicine Services of TX, PLLC is second with 914, and University Medicine Associates is third with 592.

Which health system has the most medical groups in San Antonio?

By physicians, HCA Healthcare, with 1,631 across 8 groups, followed by The University of Texas System with 1,463 and Tenet Healthcare with 560.

How many San Antonio medical groups are independent?

451, or 74%, have no larger parent organization in the Dmand AI org hierarchy. 23 belong to a health system or hospital and 92 to a physician platform or corporate owner.

How many San Antonio medical groups practice at a hospital?

87 San Antonio groups practice at a hospital site linked to them in the Dmand AI org hierarchy.

How do I find a medical group's NPI or PAC ID?

Each medical group profile lists the group NPI and Medicare PAC ID at the top, with the main address and phone number. The NPI comes from the NPPES NPI Registry and the PAC ID from CMS Medicare enrollment.

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