Providers
114
Locations
7
Specialties
11
Insurance Plans
17
About Graybill Medical Group Inc
Background and practice information
Graybill Medical Group INC is a large multi-specialty medical practice based in Escondido, CA, with 114 affiliated healthcare providers practicing across 7 locations.
The practice brings together providers across multiple specialties, including family practice, internal medicine, nurse practitioner, and physician assistant. Its providers are in-network with 17 insurance plans, though coverage varies by individual provider and should be confirmed before scheduling.
Across its providers, the practice has a solid average Merit-based Incentive Payment System (MIPS) score of 77.3 out of 100, a quality measure published by the Centers for Medicare & Medicaid Services.
Practice Locations
7 locations
Graybill Medical Group IncPrimary
1035 S MAIN AVE, Fallbrook, CA 920283338
(866) 228-2236
Affiliations
Hospitals where providers at Graybill Medical Group Inc hold admitting privileges
Insurance Networks
Accepted insurance plans and networks
Graybill Medical Group Inc accepts 66 plans from 10 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.
Quality & Performance
Specialties at Graybill Medical Group Inc
Provider specialties represented at this practice
Healthcare Providers in Fallbrook
10 providers practice here
David Bridgeman, MD
Family Practice · Telehealth
Fallbrook, CA
Hui- Wen Dai, DO
Family Practice · Telehealth
Fallbrook, CA
Victor Huang, MD
Family Practice
Fallbrook, CA
Peter Jenson, MD
Family Practice
Fallbrook, CA
Dan Luu, MD
Family Practice · Telehealth
Fallbrook, CA
Jeffrey Petersen, MD
Family Practice · Telehealth
Fallbrook, CA
Frank Winton, MD
Family Practice · Telehealth
Fallbrook, CA
Gabriella Carenza
Nurse Practitioner · Telehealth
Fallbrook, CA
Tambra Ratledge, NP
Nurse Practitioner · Telehealth
Fallbrook, CA
Jim Marte, PA
Physician Assistant
Fallbrook, CA
Frequently Asked Questions
Common questions about Graybill Medical Group Inc
How many providers are at Graybill Medical Group INC?
Graybill Medical Group INC has 114 affiliated healthcare providers across 7 locations. You can browse the full provider roster, with specialties and locations, on this page.
What specialties does Graybill Medical Group INC offer?
The practice includes providers in family practice, internal medicine, nurse practitioner, and physician assistant, among others. Use the specialty filter on the provider list to find a specific type of provider.
What insurance does Graybill Medical Group INC accept?
Providers at Graybill Medical Group INC are collectively in-network with 17 insurance plans. Acceptance varies by individual provider, so confirm your specific plan with the office before your visit.
Does Graybill Medical Group INC have a quality rating?
The practice's providers have an average MIPS quality score of 77.3 out of 100, based on Centers for Medicare & Medicaid Services data. MIPS measures performance across quality, cost, care coordination, and use of health technology.
Where is Graybill Medical Group INC located?
Graybill Medical Group INC's primary location is in Escondido, CA, with 6 additional locations listed on this page. See the contact section for the full address and phone number.
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