Jason Robert Jeffery, M.D.
Jason Robert Jeffery, M.D. has practiced internal medicine for 19+ years, working in group practice. He graduated from Loma Linda University School of Medicine in 2007 and has 19+ years of clinical experience. He regularly sees Medicare patients with high cholesterol, hypertension, and arthritis (per CMS claims data). CMS MIPS quality score: 79.23/100 (2023).
At a glance
- Uses generic medications more than 74% of reporting doctors in California
- Federal MIPS score higher than 44% of MIPS-scored doctors in California
- Virtual visits available — no app or travel required
Older · 2479dNPPES updated 2019-07-23 · verify on CMS
Contact & Location
Practice Location
690 Guzzi Ln Ste B, Sonora, CA 95370-5292
How Does This Doctor Compare?
Based on Medicare data, this doctor has an average quality score compared to other doctors in California, favors affordable generic drugs over brand-name ones.
MIPS Score
202379.23/100
California avg: 78.6 · US avg: 83.6
⚠ Lower than most doctors nationally(-4.4 pts)
Average range among MIPS-scored doctors in CaliforniaHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Opioid Rx
↓ Lower = better5%
California avg: 5.2 · US avg: 5.1
✓ Higher than most doctors nationally(-0.1 pts)
5% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better91.3%
California avg: 83.3 · US avg: 82.8
✓ Higher than most doctors nationally(+8.5 pts)
Better than 74% of reporting doctors in CaliforniaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
567
Unique beneficiaries
High volumePrescription Recipients
656
Patients prescribed
Prescriptions Written
9,336
Total claims
Total Medicare drug cost: $821k
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.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages High Cholesterol, Hypertension, and Arthritis.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-8%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-3%) — less common here
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-14%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2007
Loma Linda University School of Medicine
19 years in practice
Experienced
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Taxonomy: 207R00000X
Education & Training
Loma Linda University School of Medicine (Class of 2007)
Mailing address
2400 Moorpark Ave Suite 220, San Jose, CA 95128
Differs from practice location
Primary hospital affiliation: Psychiatric
CMS Certification Number: 194091
View hospital on Medicare Care CompareVirtual Internal Medicine Care With Jason Robert Jeffery
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Jason Robert Jeffery for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Sonora 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 Jason Robert Jeffery
NPI records show Dr. Jeffery as active with telehealth listed in Sonora, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (209) 536-5060.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact Jason Robert Jeffery
Practice Location
690 Guzzi Ln Ste B, Sonora, CA 95370-5292
Mailing Address
2400 Moorpark Ave Suite 220, San Jose, CA 95128
This is a provider directory. Contact the office directly to schedule appointments.
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