Updated October 2026

Medical groups in Oklahoma

Medical group directory
Oklahoma

Medical groups: 1,434
Multi-specialty: 322
Single-specialty: 1,112
More than one site: 701
100+ physicians: 26

There are 1,434 medical groups in Oklahoma with a Medicare PAC ID. OU Health is the largest, with 1,066 Oklahoma physicians. University Hospitals Authority and Trust has the most physicians across its groups, 1,258, and 68% of Oklahoma groups are independent.

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OU Health is the largest medical group in Oklahoma, with 1,066 physicians

Ranked by physicians with an Oklahoma address linked to each group. Warren Clinic is second with 641, and INTEGRIS Health Medical Group third with 599. 26 Oklahoma groups have 100 or more physicians.

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Medical groups in Oklahoma, ranked by physicians
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
1	OU HealthOklahoma City · 93 sites	Parent on file	1,066	1,851	Decision makers
2	Warren ClinicTulsa · 53 sites	Parent on file	641	1,040	Decision makers
3	INTEGRIS Health Medical GroupOklahoma City · 144 sites	Parent on file	599	982	Decision makers
4	Mercy Clinic Oklahoma CommunitiesOklahoma City · 118 sites	Parent on file	565	1,012	Decision makers
5	OU Health PhysiciansOklahoma City · 66 sites	Parent on file	545	848	Decision makers
6	Ascension St. JohnTulsa · 67 sites	Parent on file	437	733	Decision makers
7	Muscogee Nation Department of HealthMuskogee · 29 sites	Parent on file	420	689	Decision makers
8	Redbird Smith Health CenterSallisaw · 37 sites	Parent on file	402	949	Decision makers
9	The Fraley ClinicEdmond · 74 sites	-	366	603	Decision makers
10	SSM Health Medical GroupOklahoma City · 79 sites	Parent on file	307	541	Decision makers
11	Emergency Services Of Oklahoma, PCNorman · 39 sites	-	265	377	Decision makers
12	Choctaw Nation Health Care CenterTalihina · 28 sites	Parent on file	245	438	Decision makers
13	Lawton Indian HospitalLawton · 10 sites	Parent on file	178	266	Decision makers
14	SSM Health St. Anthony Hospital - Oklahoma CityOklahoma City · 22 sites	Parent on file	164	219	Decision makers
15	OSU Speech-Language-Hearing ClinicStillwater · 11 sites	Parent on file	150	175	Decision makers
16	Chickasaw Nation Medical CenterAda · 11 sites	Parent on file	134	300	Decision makers
17	Stillwater Medical CenterStillwater · 41 sites	Parent on file	129	234	Decision makers
18	Integrative Emergency ServicesTulsa · 16 sites	Parent on file	121	200	Decision makers
19	OU Physicians TulsaTulsa · 9 sites	Parent on file	113	149	Decision makers
20	Green Country Emergency PhysiciansTulsa · 18 sites	Parent on file	111	156	Decision makers
21	Comanche County Memorial HospitalLawton · 33 sites	Parent on file	110	155	Decision makers
22	Norman Regional Health SystemNorman · 23 sites	Parent on file	102	225	Decision makers
23	El Reno Indian Health CenterEl Reno · 11 sites	Parent on file	102	130	Decision makers
24	Anadarko Indian Health CenterLawton · 11 sites	Parent on file	101	132	Decision makers
25	Clinton Indian Health CenterClinton · 10 sites	Parent on file	101	128	Decision makers
26	Central Oklahoma Community Mental Health CenterNorman · 31 sites	Parent on file	100	252	Decision makers
27	Omni Medical GroupTulsa · 25 sites	Parent on file	98	208	Decision makers
28	Pawnee Indian Health CenterPawnee · 8 sites	Parent on file	96	117	Decision makers
29	Wewoka Indian Health CenterWewoka · 7 sites	Parent on file	93	105	Decision makers
30	Diagnostic Imaging AssociatesTulsa · 95 sites	-	90	93	Decision makers
31	Northeastern Health SystemTahlequah · 13 sites	Parent on file	85	138	Decision makers
32	Mercy Hospital Oklahoma CityOklahoma City · 15 sites	Parent on file	85	93	Decision makers
33	The Physicians GroupOklahoma City · 35 sites	-	84	175	Decision makers
34	Mercy Hospital Logan CountyGuthrie · 4 sites	Parent on file	82	206	Decision makers
35	Oklahoma Heart HospitalOklahoma City · 35 sites	Parent on file	79	140	Decision makers
36	McAlester Regional Health CenterMcalester · 4 sites	Parent on file	78	97	Decision makers
37	Metro PhysiciansOklahoma City · 9 sites	Parent on file	75	88	Decision makers
38	Saint Francis Health SystemTulsa · 7 sites	Parent on file	72	91	Decision makers
39	INTEGRIS Health Cardiovascular PhysiciansOklahoma City · 17 sites	Parent on file	67	130	Decision makers
40	Five Oaks Medical GroupChickasha · 7 sites	Parent on file	66	98	Decision makers
41	NES HealthPonca City · 22 sites	Parent on file	65	102	Decision makers
42	Oklahoma Heart InstituteTulsa · 14 sites	Parent on file	63	168	Decision makers
43	Laureate Psychiatric Clinic and HospitalTulsa · 5 sites	Parent on file	59	146	Decision makers
44	OU Health University of Oklahoma Medical Center, Emergency DepartmentOklahoma City · 10 sites	Parent on file	59	93	Decision makers
45	Anesthesia Medical ProfessionalsEdmond · 15 sites	-	58	159	Decision makers
46	Saint Francis Hospital MuskogeeMuskogee · 3 sites	Parent on file	57	60	Decision makers
47	Arbuckle Family ClinicSulphur · 4 sites	Parent on file	56	61	Decision makers
48	Norman Regional Providers Specialty CareNorman · 4 sites	Parent on file	56	61	Decision makers
49	Affiliated AnesthesiologistsOklahoma City · 7 sites	-	56	56	Decision makers
50	Variety CareOklahoma City · 28 sites	Parent on file	55	155	Decision makers

Showing 1 to 10 of 1,434 medical groups in Oklahoma

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

University Hospitals Authority and Trust has the most physicians in Oklahoma medical groups, with 1,258 across 7 groups

Dmand AI maps every medical group to its parent organization, up to the health system or platform at the top. 66 parent organizations have two or more Oklahoma medical groups. Among health systems, INTEGRIS Health has the most groups, 18. Each clinician counts once per parent organization.

Parent organizations with the most Oklahoma medical groups
#	Parent organization	Oklahoma groups	Physicians	HCPs
1	University Hospitals Authority and TrustState government	7	1,258	2,141
2	INTEGRIS HealthHealth system	18	744	1,269
3	Saint Francis Health SystemHealth system	11	706	1,267
4	MercyHealth system	11	656	1,127
5	Ascension Health AllianceHealth system	7	489	870
6	SSM Health CareHealth system	7	370	680
7	U.S. Department of Health and Human ServicesFederal government	9	216	351
8	City of Norman, OklahomaLocal government	10	212	407
9	Oklahoma State UniversityAcademic health system	2	163	191
10	Integrative Emergency ServicesPhysician staffing company	3	147	241

Top 10 of 66 parent organizations with two or more Oklahoma groups

University Hospitals Authority and TrustState government · 7 Oklahoma medical groups
OU HealthMulti-specialty group · Oklahoma City
OU Health PhysiciansMulti-specialty group · Oklahoma City
5 more Oklahoma groups and their practice sites

See every medical group, site and clinician under University Hospitals Authority and Trust

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Source: Dmand AI Org Hierarchy Data

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Dmand AI maps the owners, administrators and physician leaders at each of the 1,434 Oklahoma medical groups, with the parent organization above each one, and finds validated work emails and mobile numbers.

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68% of Oklahoma 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.

Oklahoma medical groups by ownership

Independent97368%
Health system or hospital1259%
Platform or corporate owner1239%
Community or government997%
Other organization1148%

Source: Dmand AI Org Hierarchy Data

262 Oklahoma 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 Oklahoma, with 587

Each group is counted once, under its main specialty. Behavioral and mental health groups are second, with 187, and 322 Oklahoma groups are multi-specialty.

Source: Dmand AI Professional Profile Data

18,471 Oklahoma HCPs work in Oklahoma medical groups, 7,474 of them physicians

Each clinician is counted once, across every Oklahoma group they are linked to. Only clinicians with an Oklahoma address are counted.

HCPs in Oklahoma medical groups by type

Physicians (MD, DO)7,47440%
Nurses and nurse practitioners4,02422%
Behavioral health clinicians2,51214%
Physician assistants1,80910%
Therapists (PT and OT)9485%
Other HCPs1,7049%

Source: Dmand AI Affiliation Data

Oklahoma City has the most medical groups in Oklahoma, with 354

354medical groups in Oklahoma City 245medical groups in Tulsa 84medical groups in Edmond 62medical groups in Norman 39medical groups in Broken Arrow 37medical groups in Lawton

More Oklahoma cities with medical groups

Source: Doctors and Clinicians National Downloadable File (CMS)

Each Oklahoma 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 Oklahoma 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 with a Medicare PAC ID.

FAQ

Frequently asked questions about medical groups in Oklahoma

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 Oklahoma?

There are 1,434 medical groups in Oklahoma with a Medicare PAC ID: 322 multi-specialty and 1,112 single-specialty.

What is the largest medical group in Oklahoma?

OU Health in Oklahoma City, with 1,066 physicians and 1,851 HCPs with an Oklahoma address. Warren Clinic is second with 641, and INTEGRIS Health Medical Group is third with 599.

Which health system has the most medical groups in Oklahoma?

By physicians, University Hospitals Authority and Trust, with 1,258 across 7 groups, followed by INTEGRIS Health with 744 and Saint Francis Health System with 706.

How many Oklahoma medical groups are independent?

973, or 68%, have no larger parent organization in the Dmand AI org hierarchy. 125 belong to a health system or hospital and 123 to a physician platform or corporate owner.

How many Oklahoma medical groups practice at a hospital?

262 Oklahoma 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.

How do I find decision makers at Oklahoma medical groups?

Open a group's profile for its parent organization and leaders, then get work emails and mobile numbers through Dmand AI's healthcare waterfall enrichment. 30 days free, self-serve, no credit card.

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