Medical groups in Tustin, CA
- Medical groups
- 37
- Multi-specialty
- 7
- Single-specialty
- 30
- More than one site
- 18
There are 37 medical groups in Tustin with a Medicare PAC ID. Families Together of Orange County is the largest, with 23 California physicians, followed by OC Emergency Physicians with 17. 76% of Tustin groups are independent.
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Families Together of Orange County is the largest medical group in Tustin, with 23 physicians
Ranked by physicians with a California address linked to each group based in Tustin. OC Emergency Physicians is second with 17, and Ocean Skin and Vein Institute third with 15.
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Showing 1 to 10 of 37 medical groups in Tustin
Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data
76% of Tustin 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.
Tustin medical groups by ownership
- Independent28
- Health system or hospital1
- Platform or corporate owner3
- Community or government2
- Other organization3
Source: Dmand AI Org Hierarchy Data
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Dmand AI maps the owners, administrators and physician leaders at each of the 37 Tustin medical groups, with the parent organization above each one, and finds validated work emails and mobile numbers.
4 Tustin 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.
Tustin medical groups by site of care
- Hospitals4
- FQHCs2
- Skilled nursing facilities1
Sources: Dmand AI Practice Data and Dmand AI Org Hierarchy Data
Rehabilitation and therapy groups are the most common medical groups in Tustin, with 9
Each group is counted once, under its main specialty. Primary care groups are second, with 8, and 7 Tustin groups are multi-specialty.
- Rehabilitation and therapy9
- Primary care8
- Eye care5
- Behavioral and mental health3
- Dermatology3
- Emergency and hospital medicine3
- Chiropractic2
- Dental and oral surgery1
- ENT and audiology1
- Orthopedics and sports medicine1
- Podiatry1
Source: Dmand AI Professional Profile Data
483 California HCPs work in Tustin medical groups, 107 of them physicians
Each clinician is counted once, across every Tustin group they are linked to. Only clinicians with a California address are counted.
HCPs in Tustin medical groups by type
- Therapists (PT and OT)110
- Physicians (MD, DO)107
- Nurses and nurse practitioners92
- Physician assistants91
- Behavioral health clinicians27
- Other HCPs56
Source: Dmand AI Affiliation Data
Each Tustin 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 Tustin medical group directory
| 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 inaccuracyRemove my information
The directory lists groups based in Tustin with a Medicare PAC ID.
FAQ
Frequently asked questions about medical groups in Tustin
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 Tustin?
There are 37 medical groups based in Tustin with a Medicare PAC ID: 7 multi-specialty and 30 single-specialty. 18 of them have more than one site.
What is the largest medical group in Tustin?
Families Together of Orange County, with 23 physicians and 109 HCPs with a California address. OC Emergency Physicians is second with 17, and Ocean Skin and Vein Institute is third with 15.
How many Tustin medical groups are independent?
28, or 76%, have no larger parent organization in the Dmand AI org hierarchy. 1 belong to a health system or hospital and 3 to a physician platform or corporate owner.
How many Tustin medical groups practice at a hospital?
4 Tustin 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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