Updated October 2026

Medical groups in San Diego, CA

Medical group directory
San Diego, California

Medical groups: 354
Multi-specialty: 73
Single-specialty: 281
More than one site: 178
100+ physicians: 9

There are 354 medical groups in San Diego with a Medicare PAC ID. Emergency and Acute Care Medical Corporation is the largest, with 1,231 California physicians, followed by Scripps Clinic Medical Group with 1,161. 74% of San Diego groups are independent.

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Emergency and Acute Care Medical Corporation is the largest medical group in San Diego, with 1,231 physicians

Ranked by physicians with a California address linked to each group based in San Diego. Scripps Clinic Medical Group is second with 1,161, and Sharp Rees-Stealy Medical Group third with 875. 9 San Diego groups have 100 or more physicians.

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Medical groups in San Diego, ranked by physicians
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
1	Emergency and Acute Care Medical CorporationSan Diego · 124 sites	-	1,231	1,355	Decision makers
2	Scripps Clinic Medical GroupSan Diego · 91 sites	Parent on file	1,161	1,804	Decision makers
3	Sharp Rees-Stealy Medical GroupSan Diego · 76 sites	Parent on file	875	1,319	Decision makers
4	Rady Children's Specialists of San DiegoSan Diego · 57 sites	Parent on file	661	890	Decision makers
5	Family Health Centers of San DiegoSan Diego · 80 sites	Parent on file	510	1,100	Decision makers
6	San Ysidro HealthSan Diego · 73 sites	Parent on file	350	639	Decision makers
7	Anesthesia Service Medical Group (ASMG)San Diego · 5 sites	Parent on file	269	281	Decision makers
8	SHIPMG RadiologySan Diego · 27 sites	-	233	293	Decision makers
9	On-Call SpecialistsSan Diego · 23 sites	-	197	214	Decision makers
10	Health & Human Services AgencySan Diego · 10 sites	Parent on file	89	135	Decision makers
11	Imaging Healthcare SpecialistsSan Diego · 48 sites	Parent on file	78	81	Decision makers
12	Emergency Services Medical CorporationSan Diego · 11 sites	Parent on file	71	77	Decision makers
13	Balboa NephrologySan Diego · 27 sites	Parent on file	66	91	Decision makers
14	Scripps Mercy Physician PartnersSan Diego · 9 sites	Parent on file	66	67	Decision makers
15	FocusHealthSan Diego · 6 sites	-	65	83	Decision makers
16	La Maestra Community Health CentersSan Diego · 16 sites	Parent on file	61	130	Decision makers
17	Community Research FoundationSan Diego · 19 sites	Parent on file	58	133	Decision makers
18	Alvarado Emergency Medical AssociatesSan Diego · 6 sites	-	55	71	Decision makers
19	Pacific Emergency ProvidersSan Diego · 10 sites	Parent on file	53	77	Decision makers
20	AristaMDSan Diego · 6 sites	Parent on file	52	54	Decision makers
21	San Diego Emergency Physicians IncSan Diego · 6 sites	-	50	51	Decision makers
22	Senior Medical AssociatesSan Diego · 6 sites	Parent on file	46	93	Decision makers
23	Chest Medicine & Critical CareSan Diego · 10 sites	-	41	46	Decision makers
24	Synergy Orthopedic Specialists Medical GroupSan Diego · 20 sites	-	39	90	Decision makers
25	San Diego Imaging Medical GroupSan Diego · 3 sites	-	37	37	Decision makers
26	Jaspreet Somal M.D., A.P.C.San Diego · 3 sites	-	34	36	Decision makers
27	Life Medical PractitionersSan Diego · 3 sites	-	30	31	Decision makers
28	San Diego Sports Medicine & Family Health CenterSan Diego · 4 sites	-	25	44	Decision makers
29	San Diego Cardiac CenterSan Diego · 5 sites	Parent on file	25	35	Decision makers
30	TURN Behavioral Health ServicesSan Diego · 30 sites	Parent on file	24	187	Decision makers
31	Psychiatric Centers at San DiegoSan Diego · 11 sites	-	21	51	Decision makers
32	Opsam HealthSan Diego · 10 sites	Parent on file	20	62	Decision makers
33	Aligned GeriatricsSan Diego · 2 sites	-	20	27	Decision makers
34	HeadlightSan Diego · 9 sites	Parent on file	19	235	Decision makers
35	Heart And Vascular Centers of AmericaSan Diego · 5 sites	-	18	20	Decision makers
36	Proton Doctors PCSan Diego · 4 sites	-	17	17	Decision makers
37	Health Allies Clinic IncSan Diego · 2 sites	-	16	20	Decision makers
38	West Coast OB/GYNSan Diego · 1 site	-	15	22	Decision makers
39	Presidium Medical Group, San DiegoSan Diego · 5 sites	Parent on file	14	42	Decision makers
40	San Diego Community Health CenterSan Diego · 2 sites	Parent on file	13	54	Decision makers
41	Golden Physicians Medical GroupSan Diego · 5 sites	Parent on file	13	36	Decision makers
42	California Orthopaedic InstituteSan Diego · 4 sites	-	13	26	Decision makers
43	Compass DermatopathologySan Diego · 4 sites	Parent on file	13	16	Decision makers
44	Medical Oncology Associates of San Diego (MOASD)San Diego · 6 sites	-	13	15	Decision makers
45	Pacific Emergency ProvidersSan Diego · 2 sites	Parent on file	13	13	Decision makers
46	IGO Medical GroupSan Diego · 1 site	-	12	13	Decision makers
47	Equanimity Anesthesia Professional CorporationSan Diego · 3 sites	-	11	15	Decision makers
48	San Diego Cardiac, Vascular, and Thoracic SurgeonsSan Diego · 3 sites	-	10	19	Decision makers
49	Ortho 1 Medical GroupSan Diego · 3 sites	-	10	18	Decision makers
50	San Diego Digestive Disease Consultants, INCSan Diego · 3 sites	-	10	13	Decision makers

Showing 1 to 10 of 354 medical groups in San Diego

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

Scripps Health has the most physicians in San Diego medical groups, with 1,267 across 4 groups

Dmand AI maps every San Diego medical group to its parent organization, up to the health system or platform at the top. 12 parent organizations have two or more San Diego medical groups. Among health systems, Sharp HealthCare has the most groups, 8. Each clinician counts once per parent organization.

Parent organizations with the most San Diego medical groups
#	Parent organization	San Diego groups	Physicians	HCPs
1	Scripps HealthHealth system	4	1,267	1,924
2	Sharp HealthCareHealth system	8	962	1,432
3	Anesthesia Service Medical Group AsmgPhysician staffing company	2	275	287
4	Scripps Affiliated Medical GroupsManagement company	6	20	24
5	HeadlightPhysician practice platform	4	20	250
6	Golden Physicians Medical GroupPhysician network (IPA or ACO)	2	13	36
7	Sharp Community Medical GroupPhysician network (IPA or ACO)	5	12	20
8	MD Today Urgent CareOutpatient facility	2	9	28
9	Mercy Physicians Medical GroupPhysician network (IPA or ACO)	4	7	11
10	Myndfull CarePhysician practice platform	2	4	77

Top 10 of 12 parent organizations with two or more San Diego groups

Scripps HealthHealth system · 4 San Diego medical groups
Scripps Clinic Medical GroupMulti-specialty group · 91 sites
Imaging Healthcare SpecialistsMedical group · 48 sites
2 more San Diego groups and their practice sites

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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 354 San Diego medical groups, with the parent organization above each one, and finds validated work emails and mobile numbers.

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74% of San Diego 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 Diego medical groups by ownership

Independent26174%
Health system or hospital165%
Platform or corporate owner278%
Community or government154%
Other organization3510%

Source: Dmand AI Org Hierarchy Data

55 San Diego 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.

San Diego medical groups by site of care

Hospitals5516%
FQHCs134%
Behavioral health facilities103%
Ambulatory surgery centers82%
Therapy and rehab centers82%
Skilled nursing facilities72%
Hospices21%

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

Primary care groups are the most common medical groups in San Diego, with 111

Each group is counted once, under its main specialty. Behavioral and mental health groups are second, with 71, and 73 San Diego groups are multi-specialty.

Source: Dmand AI Professional Profile Data

11,113 California HCPs work in San Diego medical groups, 5,716 of them physicians

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

HCPs in San Diego medical groups by type

Physicians (MD, DO)5,71651%
Behavioral health clinicians1,46113%
Nurses and nurse practitioners1,22211%
Therapists (PT and OT)1,0119%
Physician assistants7066%
Other HCPs9979%

Source: Dmand AI Affiliation Data

Each San Diego 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 Diego 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 Diego with a Medicare PAC ID.

FAQ

Frequently asked questions about medical groups in San Diego

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 Diego?

There are 354 medical groups based in San Diego with a Medicare PAC ID: 73 multi-specialty and 281 single-specialty. 178 of them have more than one site.

What is the largest medical group in San Diego?

Emergency and Acute Care Medical Corporation, with 1,231 physicians and 1,355 HCPs with a California address. Scripps Clinic Medical Group is second with 1,161, and Sharp Rees-Stealy Medical Group is third with 875.

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

By physicians, Scripps Health, with 1,267 across 4 groups, followed by Sharp HealthCare with 962 and Anesthesia Service Medical Group Asmg with 275.

How many San Diego medical groups are independent?

261, or 74%, have no larger parent organization in the Dmand AI org hierarchy. 16 belong to a health system or hospital and 27 to a physician platform or corporate owner.

How many San Diego medical groups practice at a hospital?

55 San Diego 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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