Medical groups in Napa, CA
- Medical groups
- 38
- Multi-specialty
- 5
- Single-specialty
- 33
- More than one site
- 19
There are 38 medical groups in Napa with a Medicare PAC ID. CommuniCare+OLE is the largest, with 51 California physicians, followed by Napa Valley Emergency Medical Group with 43. 66% of Napa groups are independent.
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CommuniCare+OLE is the largest medical group in Napa, with 51 physicians
Ranked by physicians with a California address linked to each group based in Napa. Napa Valley Emergency Medical Group is second with 43, and Providence Queen of the Valley Medical Center third with 23.
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Sort and filter all 38 Napa medical groups by specialty, parent organization, group size, EHR in use and decision makers in Dmand AI.
Showing 1 to 10 of 38 medical groups in Napa
Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data
Providence Health & Services has the most physicians in Napa medical groups, with 41 across 4 groups
Dmand AI maps every Napa medical group to its parent organization, up to the health system or platform at the top. 1 parent organizations have two or more Napa medical groups. Each clinician counts once per parent organization.
See every medical group, site and clinician under Providence Health & Services
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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Dmand AI maps the owners, administrators and physician leaders at each of the 38 Napa medical groups, with the parent organization above each one, and finds validated work emails and mobile numbers.
66% of Napa 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.
Napa medical groups by ownership
- Independent25
- Health system or hospital4
- Platform or corporate owner5
- Community or government2
- Other organization2
Source: Dmand AI Org Hierarchy Data
10 Napa 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.
Napa medical groups by site of care
- Hospitals10
- FQHCs2
- Hospices2
- Ambulatory surgery centers1
- Therapy and rehab centers1
- Behavioral health facilities1
- Rural health clinics1
Sources: Dmand AI Practice Data and Dmand AI Org Hierarchy Data
Primary care groups are the most common medical groups in Napa, with 13
Each group is counted once, under its main specialty. Rehabilitation and therapy groups are second, with 4, and 5 Napa groups are multi-specialty.
- Primary care13
- Rehabilitation and therapy4
- Anesthesia and pain3
- Chiropractic3
- Eye care3
- Behavioral and mental health2
- Radiology and imaging2
- Dental and oral surgery1
- Dermatology1
- Emergency and hospital medicine1
- ENT and audiology1
- Orthopedics and sports medicine1
- Pathology and laboratory1
- Rheumatology, allergy and immunology1
- General and specialty surgery1
Source: Dmand AI Professional Profile Data
483 California HCPs work in Napa medical groups, 214 of them physicians
Each clinician is counted once, across every Napa group they are linked to. Only clinicians with a California address are counted.
HCPs in Napa medical groups by type
- Physicians (MD, DO)214
- Nurses and nurse practitioners87
- Behavioral health clinicians73
- Physician assistants49
- Therapists (PT and OT)17
- Other HCPs43
Source: Dmand AI Affiliation Data
Each Napa 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 Napa 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 Napa with a Medicare PAC ID.
FAQ
Frequently asked questions about medical groups in Napa
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 Napa?
There are 38 medical groups based in Napa with a Medicare PAC ID: 5 multi-specialty and 33 single-specialty. 19 of them have more than one site.
What is the largest medical group in Napa?
CommuniCare+OLE, with 51 physicians and 143 HCPs with a California address. Napa Valley Emergency Medical Group is second with 43, and Providence Queen of the Valley Medical Center is third with 23.
How many Napa medical groups are independent?
25, or 66%, have no larger parent organization in the Dmand AI org hierarchy. 4 belong to a health system or hospital and 5 to a physician platform or corporate owner.
How many Napa medical groups practice at a hospital?
10 Napa 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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