4.9
609 Ratings with 604 written Reviews

Overview based on verified provider data
Preferred Provider badge recognizes providers that are committed to transparency, responsiveness and great service to patients, and have earned a high patient satisfaction rating.
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| Maria Jan, MD | Dr. Alaa Hajal, MD | Karthikeyan Viswanathan, DO | Dr. Adama Diarra, DO |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 24 Years of Experience | 15 Years of Experience | 12 Years of Experience | 14 Years of Experience |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English, Hindi, Punjabi, Urdu | Speaks English, Tamil | Speaks English, French, Bambara | |
| Agoura Hills , CA | Diamond Bar , CA | Palo Alto , CA | Tigard , OR |
| Med School: University of Punjab | Med School: University Of Damascus Faculty Of Medicine | Med School: Bassett Medical Center - Cooperstown, New York | Med School: Arizona College of Osteopathic Medicine |
Current Profile | View Profile | View Profile | View Profile |
Maria Jan holds an expired medical license in the state of California.
Medical Doctor with an expired medical license in the state of California that expired in 2026.
Completed their residency at Danbury Hospital in 2014.
Completed their internship at Danbury Hospital in 2012.
Graduated from University of Punjab in 2002 and University of Health Sciences Lahore Rawalpindi Medical College in 2002.
Maria Jan's NPI number is 1306136718.










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