Updated October 2026

Medical groups in Pomona, CA

Medical group directory
Pomona, California

Medical groups: 49
Multi-specialty: 14
Single-specialty: 35
More than one site: 32
100+ physicians: 1

There are 49 medical groups in Pomona with a Medicare PAC ID. Chaparral Medical Group is the largest, with 108 California physicians, followed by Lanterman Developmental Center with 54. 65% of Pomona groups are independent.

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Chaparral Medical Group is the largest medical group in Pomona, with 108 physicians

Ranked by physicians with a California address linked to each group based in Pomona. Lanterman Developmental Center is second with 54, and Claremont Imaging Associates third with 53. 1 Pomona group has 100 or more physicians.

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Medical groups in Pomona, ranked by physicians
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
1	Chaparral Medical GroupPomona · 34 sites	Parent on file	108	154	Decision makers
2	Lanterman Developmental CenterPomona · 10 sites	Parent on file	54	65	Decision makers
3	Claremont Imaging AssociatesPomona · 7 sites	Parent on file	53	55	Decision makers
4	Premier Family Medicine AssociatesPomona · 5 sites	Parent on file	45	70	Decision makers
5	Hospitalist Corporation of Inland EmpirePomona · 6 sites	Parent on file	29	40	Decision makers
6	Western University of Health Sciences Medical CenterPomona · 4 sites	Parent on file	24	85	Decision makers
7	PREMIER Orthopaedic & Trauma SpecialistsPomona · 15 sites	-	24	53	Decision makers
8	Pomona Valley Imaging Medical GroupPomona · 17 sites	Parent on file	19	20	Decision makers
9	The Neurology GroupPomona · 3 sites	-	15	22	Decision makers
10	Mt. San Antonio GardensPomona · 4 sites	Parent on file	15	19	Decision makers
11	Institute of Trauma and Acute Care (ITAC)Pomona · 2 sites	-	12	12	Decision makers
12	Tri-City Mental Health AuthorityPomona · 2 sites	Parent on file	11	35	Decision makers
13	Inland Neurosurgery InstitutePomona · 6 sites	-	11	17	Decision makers
14	ParkTree Community Health CenterPomona · 5 sites	Parent on file	10	32	Decision makers
15	Alinea Medical ImagingPomona · 2 sites	Parent on file	7	7	Decision makers
16	Inland Valley Infectious Disease Medical GroupPomona · 6 sites	Parent on file	7	7	Decision makers
17	Inland Urology Medical GroupPomona · 2 sites	-	6	9	Decision makers
18	Professional Wound SpecialistsPomona · 3 sites	-	5	39	Decision makers
19	Femcare Medical AssociatesPomona · 2 sites	-	5	5	Decision makers
20	Garey Orthopedic Medical GroupPomona · 3 sites	-	4	11	Decision makers
21	Indus HealthcarePomona · 4 sites	-	4	10	Decision makers
22	Pacific Rim RehabilitationPomona · 1 site	-	4	7	Decision makers
23	California Laser Eye AssociatesPomona · 3 sites	-	4	5	Decision makers
24	New Hope Cancer & Research InstitutePomona · 1 site	-	4	4	Decision makers
25	Pacific Breast Institute Medical GroupPomona · 2 sites	-	4	4	Decision makers
26	Anabi MedicalPomona · 1 site	-	3	3	Decision makers
27	Inland Valley Hematology Oncology AssociatesPomona · 1 site	-	3	3	Decision makers
28	PVCH Clinical LaboratoryPomona · 2 sites	Parent on file	3	3	Decision makers
29	Prestige Medical Clinic and Urgent CarePomona · 3 sites	Parent on file	2	7	Decision makers
30	Apex Urology Medical GroupPomona · 1 site	-	2	2	Decision makers
31	Family Practice Group of PomonaPomona · 1 site	-	2	2	Decision makers
32	Kenneth W. Lee & Associates IncPomona · 2 sites	-	2	2	Decision makers
33	Reddy Care MedicalPomona · 3 sites	-	1	7	Decision makers
34	Luis Perez M.D. A Professional Corp.Pomona · 3 sites	-	1	5	Decision makers
35	Goldome HealthcarePomona · 2 sites	-	1	3	Decision makers
36	WoundologyPomona · 1 site	-	1	3	Decision makers
37	Bonita Obstetrics & GynecologyPomona · 1 site	-	1	2	Decision makers
38	Healthcare Medical Clinic of PomonaPomona · 1 site	-	1	2	Decision makers
39	Omega HealthcarePomona · 2 sites	Parent on file	1	2	Decision makers
40	Southern California Center for Pain ManagementPomona · 3 sites	-	1	2	Decision makers
41	Wilbert Tsai MDPomona · 1 site	-	1	2	Decision makers
42	Kylie Fuller MDPomona · 1 site	-	1	1	Decision makers
43	Able Physical Therapy & RehabPomona · 5 sites	-	-	20	Decision makers
44	Hearing Dynamic EnterprisesPomona · 1 site	-	-	6	Decision makers
45	Aeon Physical TherapyPomona · 1 site	Parent on file	-	2	Decision makers
46	Casa Colina Hospital and Centers for HealthcarePomona · 1 site	Parent on file	-	2	Decision makers
47	Movement Remedy Physical TherapyPomona · 1 site	-	-	2	Decision makers
48	Oak Tree DermatologyPomona · 1 site	-	-	2	Decision makers
49	Pomona Valley OptometryPomona · 1 site	-	-	2	Decision makers

Showing 1 to 10 of 49 medical groups in Pomona

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

Pomona Valley Hospital Medical Center has the most physicians in Pomona medical groups, with 67 across 3 groups

Dmand AI maps every Pomona medical group to its parent organization, up to the health system or platform at the top. 2 parent organizations have two or more Pomona medical groups. Each clinician counts once per parent organization.

Parent organizations with the most Pomona medical groups
#	Parent organization	Pomona groups	Physicians	HCPs
1	Pomona Valley Hospital Medical CenterHealth system	3	67	93
2	State of CaliforniaState government	2	65	100

Parent organizations with two or more Pomona groups

Pomona Valley Hospital Medical CenterHealth system · 3 Pomona medical groups
Premier Family Medicine AssociatesMedical group · 5 sites
Pomona Valley Imaging Medical GroupMedical group · 17 sites
1 more Pomona groups and their practice sites

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Source: Dmand AI Org Hierarchy Data

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65% of Pomona 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.

Pomona medical groups by ownership

Independent3265%
Health system or hospital612%
Platform or corporate owner48%
Community or government36%
Other organization48%

Source: Dmand AI Org Hierarchy Data

16 Pomona 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.

Pomona medical groups by site of care

Hospitals1633%
Ambulatory surgery centers36%
FQHCs24%
Therapy and rehab centers24%

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

Primary care groups are the most common medical groups in Pomona, with 21

Each group is counted once, under its main specialty. OB/GYN and women's health groups are second, with 4, and 14 Pomona groups are multi-specialty.

Source: Dmand AI Professional Profile Data

845 California HCPs work in Pomona medical groups, 487 of them physicians

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

HCPs in Pomona medical groups by type

Physicians (MD, DO)48758%
Physician assistants11213%
Nurses and nurse practitioners9411%
Optometrists and opticians374%
Behavioral health clinicians283%
Other HCPs8710%

Source: Dmand AI Affiliation Data

Each Pomona 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 Pomona 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 Pomona with a Medicare PAC ID.

FAQ

Frequently asked questions about medical groups in Pomona

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 Pomona?

There are 49 medical groups based in Pomona with a Medicare PAC ID: 14 multi-specialty and 35 single-specialty. 32 of them have more than one site.

What is the largest medical group in Pomona?

Chaparral Medical Group, with 108 physicians and 154 HCPs with a California address. Lanterman Developmental Center is second with 54, and Claremont Imaging Associates is third with 53.

Which health system has the most medical groups in Pomona?

By physicians, Pomona Valley Hospital Medical Center, with 67 across 3 groups, followed by State of California with 65.

How many Pomona medical groups are independent?

32, or 65%, have no larger parent organization in the Dmand AI org hierarchy. 6 belong to a health system or hospital and 4 to a physician platform or corporate owner.

How many Pomona medical groups practice at a hospital?

16 Pomona 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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