Raymond Chan, M.D.
Geriatric Medicine Family Medicine
Raymond Chan, M.D. runs an independent geriatric medicine family medicine specialist practice in Colton, CA. He has been in practice for 13+ years. He regularly sees Medicare patients with high cholesterol, hypertension, and arthritis (per CMS claims data).
At a glance
- Prescribes opioids less than 40% of reporting doctors in California
- Uses generic medications more than 61% of reporting doctors in California
- Virtual visits available — no app or travel required
Older · 2847dNPPES updated 2018-07-20 · 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 = better1.85%
California avg: 5.2 · US avg: 5.1
✓ Higher than most doctors nationally(-3.2 pts)
Typical range among reporting doctors in California1.85% 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.
Medicare Patients
578
Unique beneficiaries
High volumePrescription Recipients
902
Patients prescribed
Prescriptions Written
9,690
Total claims
Total Medicare drug cost: $866k
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 (+2%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-3%) — less common here
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-6%) — 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
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↓ Fewer patients than average (-5%) — less common here
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-10%) — less common here
Conditions affecting emotional state, including depression and bipolar disorder
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
Patient Reviews
No patient reviews yet. If you've seen Raymond Chan, your feedback helps other patients.
Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →
Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
13 years in practice
Established
A family medicine physician with special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes, and the hospital.
Taxonomy: 207QG0300X
Mailing address
10945 Le Conte Ave Ste 2339, Los Angeles, CA 90095-3000
Differs from practice location
Primary hospital affiliation: Critical Access Hospitals
CMS Certification Number: 191308
View hospital on Medicare Care CompareVirtual Geriatric Medicine Care With Raymond Chan
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Raymond Chan for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Colton 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 Raymond Chan
Dr. Chan is listed as active in the NPI registry with telehealth listed in Colton, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (909) 580-3370.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
Is this your profile?
Verify credentials, update practice details, and manage telehealth.
Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact Raymond Chan
Practice Location
400 N Pepper Ave, Colton, CA 92324
Mailing Address
10945 Le Conte Ave Ste 2339, Los Angeles, CA 90095-3000
This is a provider directory. Contact the office directly to schedule appointments.
Related Providers
Geriatric Medicine Family Medicine in California
See allSachchida N. Sinha, M.D.
Riverside, CA
Michael S Burton, MD
Los Angeles, CA
Harold L. Tarleton, M.D.
Rancho Mirage, CA