Carl Kaoru Jonokuchi, MD
With over 42 years in family medicine, Carl Kaoru Jonokuchi, MD is a long-established family medicine physician in Camarillo. A University of California, Geffen School of Medicine graduate since 1984, he brings 42+ years of experience. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and arthritis. CMS MIPS quality score: 96.51/100 (2023).
At a glance
- Prescribes opioids less than 27% of reporting doctors in California
- Uses generic medications more than 35% of reporting doctors in California
- Federal MIPS score higher than 82% of MIPS-scored doctors in California
- Virtual visits available — no app or travel required
Older · 3332dNPPES updated 2017-03-22 · verify on CMS
Contact & Location
Practice Location
3901 Las Posas Rd Suite 10, Camarillo, CA 93010-1501
How Does This Doctor Compare?
Based on Medicare data, this doctor scores better than 82% of doctors in California on federal quality measures, prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.
MIPS Score
202396.51/100
California avg: 78.6 · US avg: 83.6
✓ Higher than most doctors nationally(+12.9 pts)
Better than 82% of MIPS-scored doctors in CaliforniaHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Opioid Rx
↓ Lower = better3.48%
California avg: 5.2 · US avg: 5.1
✓ Higher than most doctors nationally(-1.6 pts)
3.48% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better84.6%
California avg: 83.3 · US avg: 82.8
✓ Higher than most doctors nationally(+1.8 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
319
Unique beneficiaries
Standard volumePrescription Recipients
404
Patients prescribed
Prescriptions Written
6,859
Total claims
Total Medicare drug cost: $1.18M
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 Hypertension, High Cholesterol, and Arthritis.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-3%) — less common here
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-9%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-11%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-8%) — less common here
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-8%) — 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 (-9%) — less common here
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-13%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$3.0k received from industry
162 transactions reported in 2024 ·Moderate tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Carl Kaoru Jonokuchi's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1984
David Geffen School of Medicine at Ucla
42 years in practice
Senior practitioner
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, Geffen School of Medicine (Class of 1984)
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 190176
View hospital on Medicare Care CompareVirtual Family Medicine Care With Carl Kaoru Jonokuchi
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Carl Kaoru Jonokuchi for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Camarillo 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 Carl Kaoru Jonokuchi
Dr. Jonokuchi is listed as active in the NPI registry with telehealth listed in Camarillo, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (805) 918-4476.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Carl Kaoru Jonokuchi
Practice Location
3901 Las Posas Rd Suite 10, Camarillo, CA 93010-1501
Mailing Address
3901 Las Posas Rd Suite 10, Camarillo, CA 93010-1501
This is a provider directory. Contact the office directly to schedule appointments.
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