Providers
7
Locations
2
Specialties
4
Insurance Plans
8
About San Marcos Medical Group Inc
Background and practice information
San Marcos Medical Group INC is a mid-sized group medical practice based in San Bernardino, CA, with 7 affiliated healthcare providers practicing across 2 locations.
The practice brings together providers across multiple specialties, including family practice, internal medicine, obstetrics/gynecology, and psychiatry. Its providers are in-network with 8 insurance plans, though coverage varies by individual provider and should be confirmed before scheduling.
Practice Locations
2 locations
San Marcos Medical Group IncPrimary
7965 SIERRA AVE, Fontana, CA 923363329
(909) 356-4459
Insurance Networks
Accepted insurance plans and networks
San Marcos Medical Group Inc accepts 46 plans from 8 insurers, including Cigna, Aetna, UnitedHealthcare.
Source: CMS Transparency in Coverage filings (March 2026). Network participation may change — verify with the provider's office before scheduling.
Specialties at San Marcos Medical Group Inc
Provider specialties represented at this practice
Healthcare Providers in Fontana
3 providers practice here
Frequently Asked Questions
Common questions about San Marcos Medical Group Inc
How many providers are at San Marcos Medical Group INC?
San Marcos Medical Group INC has 7 affiliated healthcare providers across 2 locations. You can browse the full provider roster, with specialties and locations, on this page.
What specialties does San Marcos Medical Group INC offer?
The practice includes providers in family practice, internal medicine, obstetrics/gynecology, and psychiatry. Use the specialty filter on the provider list to find a specific type of provider.
What insurance does San Marcos Medical Group INC accept?
Providers at San Marcos Medical Group INC are collectively in-network with 8 insurance plans. Acceptance varies by individual provider, so confirm your specific plan with the office before your visit.
Where is San Marcos Medical Group INC located?
San Marcos Medical Group INC's primary location is in San Bernardino, CA, with 1 additional location listed on this page. See the contact section for the full address and phone number.
Other Group Practices Nearby
Explore more group practices in CA
Inpatient Specialists Of California Pc
380 providers · San Bernardino, CA
Sac Health System
231 providers · San Bernardino, CA
Palm Springs Anesthesia Services Pc
94 providers · San Bernardino, CA
Vituity Physician Services Pc
56 providers · San Bernardino, CA
Transit Physical Therapy Pc
33 providers · San Bernardino, CA
Western Bariatric A Medical Corporation
12 providers · San Bernardino, CA
Group Practices in Nearby Cities
Browse group practices elsewhere in CA