Updated October 2026

Largest radiology and imaging groups in Texas

Medical group directory
Texas
Radiology and imaging

Groups: 146
Radiology groups: 145
Radiology specialists: 1,860
Physicians: 2,410
More than one site: 114

There are 146 radiology and imaging groups in Texas with a Medicare PAC ID. Singleton Associates PA is the largest, with 742 physicians.

Find the decision makers at all 146 Texas radiology and imaging groups

Work emails and mobile numbers for practice owners, administrators and physician leaders, found through healthcare waterfall enrichment, with a free Dmand AI account.

View contacts for free

Singleton Associates PA is the largest radiology and imaging group in Texas, with 742 physicians

Ranked by physicians with a Texas address linked to each group. Radiology Associates of North Texas is second with 363, and North Star Diagnostic Imaging third with 179. 16 Texas groups have 100 or more physicians.

Filter this list with a free account

Sort and filter all 146 Texas radiology and imaging groups by city, parent organization, group size, EHR in use and decision makers in Dmand AI.

Filter in Dmand AI

Radiology and imaging groups in Texas, ranked by physicians
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
1	Singleton Associates PAShenandoah · 533 sites	Parent on file	742	829	Decision makers
2	Radiology Associates of North TexasFort Worth · 161 sites	-	363	416	Decision makers
3	North Star Diagnostic ImagingPlano · 52 sites	Parent on file	179	181	Decision makers
4	North Star Diagnostic ImagingPlano · 75 sites	Parent on file	176	180	Decision makers
5	North Star Diagnostic ImagingPlano · 57 sites	Parent on file	175	178	Decision makers
6	North Star Diagnostic ImagingPlano · 45 sites	Parent on file	172	174	Decision makers
7	North Star Diagnostic ImagingPlano · 55 sites	Parent on file	171	174	Decision makers
8	North Star Diagnostic ImagingPlano · 28 sites	Parent on file	156	159	Decision makers
9	North Star Diagnostic ImagingPlano · 35 sites	Parent on file	155	157	Decision makers
10	ARA Diagnostic Imaging - Austin Radiological AssociationAustin · 80 sites	Parent on file	129	149	Decision makers
11	Renaissance Medical FoundationEdinburg · 74 sites	Parent on file	128	202	Decision makers
12	American Radiology AssociatesDallas · 46 sites	Parent on file	116	122	Decision makers
13	Houston Radiology Associated (HRA)Houston · 16 sites	-	113	125	Decision makers
14	RAYUS RadiologyPlano · 13 sites	Parent on file	112	113	Decision makers
15	Synergy Radiology AssociatesHouston · 9 sites	Parent on file	106	112	Decision makers
16	Memorial MRI & DiagnosticHouston · 30 sites	Parent on file	105	108	Decision makers
17	North Star Diagnostic ImagingPlano · 26 sites	Parent on file	98	99	Decision makers
18	South Texas Radiology Group, P.A.San Antonio · 27 sites	Parent on file	93	97	Decision makers
19	South Texas Radiology Imaging Centers (STRIC)San Antonio · 25 sites	Parent on file	92	94	Decision makers
20	Texas Imaging PartnersSan Antonio · 12 sites	Parent on file	75	79	Decision makers
21	M&S RadiologySan Antonio · 27 sites	-	72	75	Decision makers
22	Peterson Women's AssociatesKerrville · 21 sites	Parent on file	69	112	Decision makers
23	Rose Imaging SpecialistsHouston · 74 sites	Parent on file	66	66	Decision makers
24	Baptist Hospitals of Southeast TexasBeaumont · 24 sites	Parent on file	61	113	Decision makers
25	Consultants in Radiology P.A.Hurst · 17 sites	Parent on file	59	97	Decision makers
26	ADRA Medical ImagingLufkin · 15 sites	-	55	56	Decision makers
27	Radiology AssociatesBeaumont · 19 sites	Parent on file	51	56	Decision makers
28	Concord Medical GroupLubbock · 192 sites	Parent on file	39	44	Decision makers
29	Houston Medical ImagingHouston · 23 sites	Parent on file	34	36	Decision makers
30	Hereford Regional Medical CenterHereford · 1 site	Parent on file	32	67	Decision makers
31	Orthopedic Associates of Flower Mound & NorthlakeFlower Mound · 5 sites	Parent on file	31	35	Decision makers
32	Pecos County Memorial HospitalFort Stockton · 3 sites	Parent on file	28	41	Decision makers
33	Hunt Regional HealthcareGreenville · 6 sites	Parent on file	28	35	Decision makers
34	Yoakum County HospitalDenver City · 4 sites	Parent on file	27	38	Decision makers
35	Coaxion RadiologyLubbock · 47 sites	Parent on file	26	29	Decision makers
36	Houston Northwest Radiology AssociationHouston · 2 sites	Parent on file	26	29	Decision makers
37	Southwest Medical Imaging (SWMI)Midland · 11 sites	Parent on file	26	27	Decision makers
38	High Plains Radiological AssociationAmarillo · 22 sites	-	25	30	Decision makers
39	Martin County HospitalStanton · 4 sites	Parent on file	24	64	Decision makers
40	Plains Memorial HospitalDimmitt · 2 sites	Parent on file	24	43	Decision makers
41	UMC RadiologyLubbock · 3 sites	Parent on file	24	26	Decision makers
42	Golden State Imaging AssociatesHouston · 317 sites	Parent on file	24	24	Decision makers
43	Sievers Medical ClinicGonzales · 3 sites	Parent on file	23	35	Decision makers
44	Open Air Imaging CenterAmarillo · 4 sites	Parent on file	23	25	Decision makers
45	North Star Diagnostic ImagingPlano · 33 sites	Parent on file	23	23	Decision makers
46	RFC Radiology Associates, LLCMcallen · 20 sites	-	23	23	Decision makers
47	River City Imaging CentersSan Antonio · 5 sites	Parent on file	22	23	Decision makers
48	Radiology Consultants of NacogdochesNacogdoches · 5 sites	-	21	21	Decision makers
49	Tyler Radiology Associates, P.A.Tyler · 1 site	-	20	22	Decision makers
50	Methodist Breast ImagingHouston · 9 sites	Parent on file	20	20	Decision makers

Showing 1 to 10 of 146 radiology and imaging groups in Texas

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

Radiology Partners has the most physicians in Texas radiology and imaging groups, with 785 across 8 groups

Dmand AI maps every medical group to its parent organization, up to the health system or platform at the top. 13 parent organizations have two or more Texas radiology and imaging groups. Among health systems, Prime Healthcare Services has the most groups, 2. Each clinician counts once per parent organization.

Parent organizations with the most Texas radiology and imaging groups
#	Parent organization	Texas groups	Physicians	HCPs
1	Radiology PartnersPhysician practice platform	8	785	912
2	North Star Diagnostic ImagingTreatment center company	10	213	218
3	UnitedHealth GroupDiversified health company	2	131	205
4	Diagnostic Imaging Centers of TexasTreatment center company	2	106	109
5	Capitol Imaging ServicesTreatment center company	2	96	101
6	Texas Imaging PartnersTreatment center company	2	77	81
7	Radiology AssociatesTreatment center company	2	65	71
8	Hunt Memorial Hospital DistrictLocal government	2	30	37
9	River City Imaging CentersTreatment center company	2	22	23
10	Prime Healthcare ServicesHealth system	2	20	42

Top 10 of 13 parent organizations with two or more Texas groups

Radiology PartnersPhysician practice platform · 8 Texas radiology and imaging groups
Singleton Associates PAMedical group · Shenandoah
ARA Diagnostic Imaging - Austin Radiological AssociationMedical group · Austin
6 more Texas groups and their practice sites

See every medical group, site and clinician under Radiology Partners

Org Hierarchy Explorer maps every group, site of care and clinician under the parent, with the leaders at each group.

Try for free

Source: Dmand AI Org Hierarchy Data

For sales teams

Find the decision makers at Texas radiology and imaging groups

Dmand AI maps the owners, administrators and physician leaders at each of the 146 Texas radiology and imaging groups, with the parent organization above each one, and finds validated work emails and mobile numbers.

Try for free Book a meeting

36% of Texas radiology and imaging 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.

Texas radiology and imaging groups by ownership

Independent5236%
Health system or hospital2114%
Platform or corporate owner2517%
Community or government64%
Other organization4229%

Sites of care beyond their own offices

Practice at a hospital86

Practice at a rural health clinic6

Practice at a surgery center5

See the parent organization above every Texas group

Dmand AI maps each group to the health system, physician platform or management company above it, so you can sell to the owner, not one site.

Try for free

Source: Dmand AI Org Hierarchy Data

86 Texas radiology and imaging groups practice at a hospital site, and 6 at a rural health clinic

Sites of care linked to each group in the org hierarchy, beyond its own offices. A group can practice at several kinds of site.

Texas radiology and imaging groups by site of care

Hospitals8659%
Rural health clinics64%
Ambulatory surgery centers53%
Hospices11%

Clinicians in Texas radiology and imaging groups

Radiology specialists1,860

All HCPs3,074

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

Houston has the most radiology and imaging groups in Texas, with 23

23radiology and imaging groups in Houston

12radiology and imaging groups in Plano

10radiology and imaging groups in San Antonio

5radiology and imaging groups in Austin

5radiology and imaging groups in Beaumont

5radiology and imaging groups in El Paso

More Texas cities with radiology and imaging groups

Dallas4
Lubbock4
Flower Mound3
Fort Worth3
Waco3
Weslaco3
Amarillo2
Corpus Christi2
Edinburg2
Fredericksburg2
Greenville2
Harlingen2
Longview2
Lufkin2
Richardson2

Source: Doctors and Clinicians National Downloadable File (CMS)

Each Texas radiology and imaging 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

Free account: 30 days free, self-serve, no credit card.

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

Sources for the Texas radiology and imaging group list

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

Groups whose main specialty is radiology and imaging and that have a Medicare PAC ID.

FAQ

Frequently asked questions about radiology and imaging groups in Texas

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

How many radiology and imaging groups are in Texas?

There are 146 radiology and imaging groups in Texas with a Medicare PAC ID. Between them they have 1,860 radiology specialists.

Which companies own the most radiology and imaging groups?

By physicians, Radiology Partners, with 785 across 8 groups, followed by North Star Diagnostic Imaging with 213 and UnitedHealth Group with 131.

How many Texas radiology and imaging groups are independent?

52, or 36%, have no larger parent organization in the Dmand AI org hierarchy. 21 belong to a health system or hospital and 25 to a physician platform or corporate owner.

Why are radiology and imaging listed together?

They share one specialty category in the Dmand AI medical group data. Each group is listed under its main specialty.

Dmand AI

Find the right contacts at every Texas radiology and imaging group

Search 146 groups by size and parent organization, with the physicians and leaders at each one.

Start free trial Book a demo

30 days free
Self-serve
No credit card