Rossan Chen, M.D.
Patients across CA can see Rossan Chen, M.D. in person in Vallejo or via virtual visit — no travel required. She graduated from University of California, San Francisco School of Medicine in 2011 and has 15+ years of clinical experience. Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family.
At a glance
- Prescribes opioids less than 30% of reporting doctors in California
- Uses generic medications more than 60% of reporting doctors in California
- Virtual visits available — no app or travel required
Older · 1104dNPPES updated 2023-04-27 · verify on CMS
How Does This Doctor Compare?
Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.
Opioid Rx
↓ Lower = better3.11%
California avg: 5.2 · US avg: 5.1
✓ Higher than most doctors nationally(-2 pts)
3.11% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better89.3%
California avg: 83.3 · US avg: 82.8
✓ Higher than most doctors nationally(+6.5 pts)
Typical range among reporting doctors in CaliforniaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Prescription Recipients
607
Patients prescribed
Prescriptions Written
3,630
Total claims
Total Medicare drug cost: $221k
Percentile rankings compared against 9,360 reporting peers in California.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2011
University of California, San Francisco School of Medicine
Board certified · Apr 26, 2023
CMS-verified certification date
15 years in practice
Experienced
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Taxonomy: 207Q00000X
Education & Training
University of California, San Francisco School of Medicine (Class of 2011)
Mailing address
55 Northampton Ave, Berkeley, CA 94707-1714
Differs from practice location
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 190065
View hospital on Medicare Care CompareVirtual Family Medicine Care With Rossan Chen
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Rossan Chen for follow-ups, medication reviews, and ongoing care — no travel to Vallejo required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Rossan Chen
Dr. Chen is listed as active in the NPI registry with telehealth listed in Vallejo, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (707) 651-1025.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D. See Data Methodology.
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Contact Rossan Chen
Practice Location
975 Sereno Dr, Vallejo, CA 94589-2441
Mailing Address
55 Northampton Ave, Berkeley, CA 94707-1714
This is a provider directory. Contact the office directly to schedule appointments.
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