Providers
114
Locations
5
Specialties
9
Insurance Plans
32
About Quantum Healthcare Medical Associates Inc
Background and practice information
Quantum Healthcare Medical Associates INC is a large multi-specialty medical practice based in Colton, CA, with 114 affiliated healthcare providers practicing across 5 locations in 2 states.
The practice brings together providers across multiple specialties, including internal medicine, family practice, hospitalist, and nurse practitioner. Its providers are in-network with 32 insurance plans, though coverage varies by individual provider and should be confirmed before scheduling.
Across its providers, the practice has a reported average Merit-based Incentive Payment System (MIPS) score of 47.0 out of 100, a quality measure published by the Centers for Medicare & Medicaid Services.
Practice Locations
5 locations
Quantum Healthcare Medical Associates IncPrimary
6001 NORRIS CANYON RD, San Ramon, CA 945835400
(925) 275-9200
Affiliations
Hospitals where providers at Quantum Healthcare Medical Associates Inc hold admitting privileges
Insurance Networks
Accepted insurance plans and networks
Quantum Healthcare Medical Associates Inc accepts 94 plans from 13 insurers, including Cigna, Aetna, Humana.
Source: CMS Transparency in Coverage filings (March 2026). Network participation may change — verify with the provider's office before scheduling.
Quality & Performance
Specialties at Quantum Healthcare Medical Associates Inc
Provider specialties represented at this practice
Healthcare Providers in San Ramon
14 providers practice here
Magdy Danial, MD
Family Practice
San Ramon, CA
Gurpreet Dhanoa, MD
Family Practice
San Ramon, CA
Susie Mao, DO
Family Practice
San Ramon, CA
Manjula Muppu, MD
Family Practice
San Ramon, CA
Tinu Abraham, MD
Hospitalist
San Ramon, CA
Douglas Fedder, MD
Hospitalist
San Ramon, CA
Zakiahmad Mavli, MD
Hospitalist · Telehealth
San Ramon, CA
Karandeep Singh, MD
Hospitalist
San Ramon, CA
Jayasree Kizhakkepat Pisharam, MD
Internal Medicine
San Ramon, CA
Joseph Mardanzai, MD
Internal Medicine
San Ramon, CA
Mandakini Patel, MD
Internal Medicine
San Ramon, CA
Anahita Shahabi, MD
Internal Medicine
San Ramon, CA
Nour Tlimat, MD
Internal Medicine
San Ramon, CA
Shirin Zavoshi, MD
Internal Medicine
San Ramon, CA
Frequently Asked Questions
Common questions about Quantum Healthcare Medical Associates Inc
How many providers are at Quantum Healthcare Medical Associates INC?
Quantum Healthcare Medical Associates INC has 114 affiliated healthcare providers across 5 locations. You can browse the full provider roster, with specialties and locations, on this page.
What specialties does Quantum Healthcare Medical Associates INC offer?
The practice includes providers in internal medicine, family practice, hospitalist, and nurse practitioner, among others. Use the specialty filter on the provider list to find a specific type of provider.
What insurance does Quantum Healthcare Medical Associates INC accept?
Providers at Quantum Healthcare Medical Associates INC are collectively in-network with 32 insurance plans. Acceptance varies by individual provider, so confirm your specific plan with the office before your visit.
Does Quantum Healthcare Medical Associates INC have a quality rating?
The practice's providers have an average MIPS quality score of 47.0 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 Quantum Healthcare Medical Associates INC located?
Quantum Healthcare Medical Associates INC's primary location is in Colton, CA, with 4 additional locations listed on this page. See the contact section for the full address and phone number.
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