Jason K. Chang, M.D.
Jason K. Chang is an Internal Medicine specialist based in Sacramento, CA with over 35 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
With over 35 years in internal medicine, Jason K. Chang, M.D. is a long-established internist in Sacramento. He graduated from University of Hawaii John a. Burns School of Medicine in 1991 and has 35+ years of clinical experience. He regularly sees Medicare patients with high cholesterol, hypertension, and arthritis (per CMS claims data).
At a glance
- Prescribes opioids less than 28% of reporting doctors in California
- Uses generic medications more than 44% of reporting doctors in California
- Virtual visits available — no app or travel required
Older · 6761dNPPES updated 2007-11-19 · verify NPI on CMS · Verify license at Medical Board of California
Contact & Location
Practice Location
2825 J St Ste 300, Sacramento, CA 95816-4300
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 = better3.33%
California avg: 5.2 · US avg: 5.1
✓ Higher than most doctors nationally(-1.8 pts)
3.33% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better86.7%
California avg: 83.3 · US avg: 82.8
✓ Higher than most doctors nationally(+3.9 pts)
Typical range among reporting doctors in CaliforniaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
272
Unique beneficiaries
Standard volumePrescription Recipients
435
Patients prescribed
Prescriptions Written
5,501
Total claims
Total Medicare drug cost: $682k
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%↑ More patients than average (+1%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+4%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↓ Fewer patients than average (-1%) — less common here
Conditions affecting emotional state, including depression and bipolar disorder
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↓ Fewer patients than average (-6%) — less common here
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-8%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-9%) — 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 · 1991
University of Hawaii John a. Burns School of Medicine
35 years in practice
Senior practitioner
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
University of Hawaii John a. Burns School of Medicine (Class of 1991)
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 210023
View hospital on Medicare Care CompareVirtual Internal Medicine Care With Jason K. Chang
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Jason K. Chang for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Sacramento 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 K. Chang
Dr. Chang is listed as active in the NPI registry with telehealth listed in Sacramento, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (916) 734-7777.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact Jason K. Chang
Practice Location
2825 J St Ste 300, Sacramento, CA 95816-4300
Mailing Address
2825 J St Ste 300, Sacramento, CA 95816-4300
This is a provider directory. Contact the office directly to schedule appointments.
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