Pioneer Medical Group has the following locations to serve you. Please click on a phone number to call one our offices directly.

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11480 Brookshire Avenue  
Downey, CA 90241
Phone:  562-862-2775 General
562-904-8144 Cardiology
562-231-2440 ENT 
562-862-2448 Ophthalmology
Fax: 562-904-8095

Office Hours

Monday, Wednesday and Thursday 8:00am - 7:00pm
Tuesday and Friday 8:00am - 5:00pm
AFTER HOURS CLINIC - Suites 101 and 104
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Mon-Fri 6:00pm-9:00pm
Sat 9:00am-5:00pm
Sundays and Holidays

Laboratory Hours

Monday - Thursday
8:00am - 5:30pm
8:00am - 4:30pm

Radiology Hours

Monday - Friday 8:00am - 5:00pm

Lab and radiology services may be limited on any given day due to staffing limitations. Please call in advance to confirm service hours.

Physicians at the Downey office

Manuel  Chon, M.D.
Dionisio Dabu, M.D.
Thilan  Fernando, M.D.
Jerry  Floro, M.D.
Larisa  Garbar, M.D.
Randall K. Harada, M.D.
Seema  Latif, M.D.
Michael  Maehara, M.D.
Sasha Maher, D.O.
Jung  Park, M.D.
Vinod  Patel, M.D.
Marc  Segall, M.D.
Bala  Venugopal, M.D.

Contact us at: (877) 552-5752
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