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Updated October 2026

Largest behavioral and mental health groups in the US

Medical group directory
United States
Behavioral and mental health

Groups: 17,743
Counselor groups: 6,361
Social Worker groups: 5,393
Counselor specialists: 69,397
Social worker specialists: 48,225

There are 17,743 behavioral and mental health groups in the US with a Medicare PAC ID: 6,361 counselor, 5,393 social worker, 3,696 psychiatry and neurology, 1,604 psychologist, 649 marriage and family therapist, 34 behavior analyst and 4 clinical neuropsychologist. Grow Therapy is the largest counselor group, with 6,776 counselor specialists, and Rula Health the largest social worker group, with 3,633 social worker specialists.

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Grow Therapy is the largest counselor group in the US, with 6,776 counselor specialists

Ranked by counselor specialists linked to each group whose main sub-specialty is counselor. New York Medical Behavioral Health Services is second with 4,709, and SonderMind third with 2,725.

Largest counselor groups in the US
#	Medical group	Parent organization	Counselor specialists	HCPs
1	Grow TherapyColumbus, OH · 407 sites	Parent on file	6,776	16,071
2	New York Medical Behavioral Health ServicesNew York, NY · 350 sites	Parent on file	4,709	9,601
3	SonderMindDenver, CO · 159 sites	Parent on file	2,725	5,443
4	Majestic Counseling, LLCMontrose, CO · 79 sites	-	2,116	3,597
5	TalkspaceNew York, NY · 51 sites	Parent on file	1,296	2,693
6	Thriveworks Counseling & Child Therapy LynchburgLynchburg, VA · 242 sites	Parent on file	1,276	2,718
7	HeadwayNew York, NY · 177 sites	Parent on file	1,042	1,899
8	Northeast Health ServicesTaunton, MA · 115 sites	Parent on file	762	1,388
9	HeadwayNew York, NY · 122 sites	Parent on file	687	1,337
10	Mindful Therapy GroupMountlake Terrace, WA · 58 sites	Parent on file	682	1,572

Top 10 of 6,361 US counselor groups

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

Ranked by social worker specialists linked to each group whose main sub-specialty is social worker. Great Lakes Psychology Group is second with 386, and GENESIS Older Adult Program (Los Angeles County Department of Mental Health) third with 333.

Largest social worker groups in the US
#	Medical group	Parent organization	Social worker specialists	HCPs
1	Rula HealthDurham, NC · 198 sites	Parent on file	3,633	9,789
2	Great Lakes Psychology GroupClarkston, MI · 47 sites	-	386	857
3	GENESIS Older Adult Program (Los Angeles County Department of Mental Health)Los Angeles, CA · 120 sites	Parent on file	333	743
4	Connecticut Valley HospitalMiddletown, CT · 53 sites	Parent on file	321	843
5	Jewish Board of Family and Children's ServicesNew York, NY · 29 sites	Parent on file	313	459
6	Grow TherapyHoboken, NJ · 22 sites	Parent on file	291	672
7	Pine Rest Christian Mental Health ServicesPella, IA · 54 sites	Parent on file	260	650
8	OhioGuidestoneBerea, OH · 43 sites	Parent on file	260	566
9	Counseling Center of West MichiganGrand Rapids, MI · 37 sites	-	241	370
10	Comprehensive Counseling LCSWBayside, NY · 16 sites	Parent on file	233	283

Top 10 of 5,393 US social worker groups

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

Talkiatry is the largest psychiatry and neurology group in the US, with 775 psychiatry and neurology specialists

Ranked by psychiatry and neurology specialists linked to each group whose main sub-specialty is psychiatry and neurology. Talkiatry is second with 477, and Access TeleCare third with 359.

Largest psychiatry and neurology groups in the US
#	Medical group	Parent organization	Psychiatry and neurology specialists	HCPs
1	TalkiatryNew York, NY · 82 sites	Parent on file	775	1,319
2	TalkiatryNew York, NY · 28 sites	Parent on file	477	648
3	Access TeleCareDallas, TX · 426 sites	Parent on file	359	923
4	Coalinga State HospitalSacramento, CA · 9 sites	Parent on file	338	757
5	Legacy Salmon Creek Medical CenterVancouver, WA · 16 sites	Parent on file	255	832
6	NCH Medical Group - HospitalistsNaples, FL · 49 sites	Parent on file	241	850
7	McLean HospitalBelmont, MA · 4 sites	Parent on file	215	408
8	Hartford HospitalHartford, CT · 87 sites	Parent on file	191	1,920
9	San Francisco Public Health LaboratorySan Francisco, CA · 128 sites	Parent on file	190	2,059
10	BayCare Behavioral HealthClearwater, FL · 21 sites	Parent on file	179	238

Top 10 of 3,696 US psychiatry and neurology groups

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

CHE Senior Psychological Services is the largest psychologist group in the US, with 161 psychologist specialists

Ranked by psychologist specialists linked to each group whose main sub-specialty is psychologist. Knapp Street Psychiatry, PC is second with 145, and Children's Hospital of Philadelphia (CHOP) third with 125.

Largest psychologist groups in the US
#	Medical group	Parent organization	Psychologist specialists	HCPs
1	CHE Senior Psychological ServicesBrooklyn, NY · 29 sites	Parent on file	161	482
2	Knapp Street Psychiatry, PCBrooklyn, NY · 22 sites	-	145	443
3	Children's Hospital of Philadelphia (CHOP)Philadelphia, PA · 15 sites	Parent on file	125	235
4	Deer Oaks Behavioral HealthSan Antonio, TX · 19 sites	Parent on file	106	303
5	Kennedy Krieger InstituteBaltimore, MD · 21 sites	Parent on file	85	350
6	Memory Check Psychological ServicesCarlsbad, CA · 4 sites	-	80	234
7	Inspira Clinic PSG CidraCidra, PR · 20 sites	Parent on file	61	184
8	Access Psychology Services, PCChula Vista, CA · 15 sites	-	45	48
9	Children's HealthDallas, TX · 9 sites	Parent on file	36	209
10	Ace Behavioral HealthTampa, FL · 5 sites	Parent on file	34	111

Top 10 of 1,604 US psychologist groups

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

Grow Therapy is the largest marriage and family therapist group in the US, with 1,894 marriage and family therapist specialists

Ranked by marriage and family therapist specialists linked to each group whose main sub-specialty is marriage and family therapist. Rula Health is second with 1,186, and Headway third with 551.

Largest marriage and family therapist groups in the US
#	Medical group	Parent organization	Marriage and family therapist specialists	HCPs
1	Grow TherapySan Jose, CA · 504 sites	Parent on file	1,894	4,795
2	Rula HealthSanta Clara, CA · 86 sites	Parent on file	1,186	2,682
3	HeadwayNew York, NY · 83 sites	Parent on file	551	1,082
4	LifeStance HealthScottsdale, AZ · 55 sites	Parent on file	365	1,063
5	Cyti PsychologicalSan Diego, CA · 30 sites	-	272	503
6	SoultendersArcadia, CA · 30 sites	Parent on file	199	318
7	Sensible CareSanta Ana, CA · 17 sites	-	162	292
8	Center For New DirectionsLaguna Hills, CA · 7 sites	Parent on file	109	194
9	HeadlightSan Diego, CA · 9 sites	Parent on file	104	263
10	Foresight Mental HealthSacramento, CA · 13 sites	Parent on file	96	202

Top 10 of 649 US marriage and family therapist groups

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

Healing Haven is the largest behavior analyst group in the US, with 48 behavior analyst specialists

Ranked by behavior analyst specialists linked to each group whose main sub-specialty is behavior analyst. MAC Midwest is second with 34, and Kids First Medical third with 32.

Largest behavior analyst groups in the US
#	Medical group	Parent organization	Behavior analyst specialists	HCPs
1	Healing HavenMadison Heights, MI · 9 sites	-	48	60
2	MAC MidwestMinnetonka, MN · 8 sites	Parent on file	34	78
3	Kids First MedicalMonsey, NY · 3 sites	Parent on file	32	48
4	Damar Services, Inc.Indianapolis, IN · 6 sites	Parent on file	24	40
5	Partners In ExcellenceBurnsville, MN · 7 sites	-	23	73
6	Bridgeway Integrated Healthcare ServicesTaylorsville, UT · 7 sites	-	16	43
7	ChildServeJohnston, IA · 3 sites	Parent on file	14	32
8	A New Leaf Therapeutic ServicesFayetteville, NC · 4 sites	-	13	24
9	Wedgwood Christian ServicesGrand Rapids, MI · 3 sites	Parent on file	11	24
10	Behavioral Specialists of LouisianaShreveport, LA · 1 site	-	10	12

Top 10 of 34 US behavior analyst groups

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

San Francisco Neuropsychology is the largest clinical neuropsychologist group in the US, with 5 clinical neuropsychologist specialists

Ranked by clinical neuropsychologist specialists linked to each group whose main sub-specialty is clinical neuropsychologist. Sinha Clinic is second with 1, and Medical Psychology Center third with 1.

Largest clinical neuropsychologist groups in the US
#	Medical group	Parent organization	Clinical neuropsychologist specialists	HCPs
1	San Francisco NeuropsychologyMenlo Park, CA · 2 sites	-	5	6
2	Sinha ClinicSaint Charles, IL · 1 site	-	1	2
3	Medical Psychology CenterOrmond Beach, FL · 1 site	-	1	3
4	Vanella ChiropracticVirginia Beach, VA · 1 site	-	1	2

All 4 US clinical neuropsychologist groups

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

Florida has the most behavioral and mental health groups, with 1,318

California is second with 1,129 and Texas third with 1,043. Every state with 5 or more groups has its own list.

Source: Doctors and Clinicians National Downloadable File (CMS)

Ellie Mental Health has the most physicians in US behavioral and mental health groups, with 4 across 139 groups

444 parent organizations have two or more US behavioral and mental health groups. Among health systems, Universal Health Services has the most groups, 101. Each clinician counts once per parent organization.

Parent organizations with the most US behavioral and mental health groups
#	Parent organization	Groups	Physicians	HCPs
1	Ellie Mental HealthPhysician practice platform	139	4	1,628
2	Universal Health ServicesHealth system	101	1,344	2,904
3	Acadia HealthcareManagement company	41	324	700
4	LifeStance HealthPhysician practice platform	34	793	11,113
5	CVSDiversified health company	33	86	4,529
6	UnitedHealth GroupDiversified health company	29	115	1,329
7	HCA HealthcareHealth system	23	190	297
8	Lifepoint HealthHealth system	22	345	804
9	Supportive CarePhysician practice platform	19	33	1,608
10	Trinity HealthHealth system	19	395	984

Top 10 of 444 parent organizations with two or more US groups

Ellie Mental HealthPhysician practice platform · 139 US behavioral and mental health groups
Ellie Mental Health - BeachwoodMedical group · Beachwood
Ellie Mental Health - Greenville, SCMedical group · Greenville
137 more US groups and their practice sites

See every medical group, site and clinician under Ellie Mental Health

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

Source: Dmand AI Org Hierarchy Data

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68% of US behavioral and mental health 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.

US behavioral and mental health groups by ownership

Independent12,11668%
Health system or hospital6934%
Platform or corporate owner1,1216%
Community or government3,05617%
Other organization7574%

Sites of care beyond their own offices

Practice at a behavioral health facility2,978

Practice at a hospital1,564

Practice at an FQHC1,066

See the parent organization above every US 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.

Source: Dmand AI Org Hierarchy Data

Each US behavioral and mental health 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 US behavioral and mental health 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 behavioral and mental health and that have a Medicare PAC ID.

FAQ

Frequently asked questions about US behavioral and mental health groups

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

What is the largest counselor group in the US?

Grow Therapy, based in Columbus, Ohio, with 6,776 counselor specialists and 16,071 HCPs. New York Medical Behavioral Health Services is second with 4,709.

What is the largest social worker group in the US?

Rula Health, based in Durham, North Carolina, with 3,633 social worker specialists and 9,789 HCPs. Great Lakes Psychology Group is second with 386.

How many behavioral and mental health groups are in the US?

There are 17,743 behavioral and mental health groups in the US with a Medicare PAC ID: 6,361 counselor, 5,393 social worker, 3,696 psychiatry and neurology, 1,604 psychologist, 649 marriage and family therapist, 34 behavior analyst and 4 clinical neuropsychologist. Between them they have 69,397 counselor specialists, 48,225 social worker specialists, 20,111 psychiatry and neurology specialists, 6,504 psychologist specialists, 7,483 marriage and family therapist specialists, 320 behavior analyst specialists and 8 clinical neuropsychologist specialists.

Which state has the most behavioral and mental health groups?

Florida, with 1,318, followed by California with 1,129 and Texas with 1,043.

Which companies own the most behavioral and mental health groups?

By physicians, Ellie Mental Health, with 4 across 139 groups, followed by Universal Health Services with 1,344 and Acadia Healthcare with 324.

How many behavioral and mental health groups are independent?

12,116, or 68%, have no larger parent organization in the Dmand AI org hierarchy. 693 belong to a health system or hospital and 1,121 to a physician platform or corporate owner.

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