Charlie Ho Suk Yang, MD

Hematology & Oncology

Internal Medicine

Charlie Ho Suk Yang is a Hematology & Oncology specialist based in Fontana, CA with over 26 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: HEMATOLOGY, MEDICAL ONCOLOGY

(909) 427-3910Fontana, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Charlie Ho Suk Yang, MD has practiced internal medicine for 26+ years, working in group practice. A University of Southern California Keck School of Medicine graduate since 2000, he brings 26+ years of experience. An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders.

At a glance

  • Prescribes opioids less than 33% of reporting doctors in California
  • Virtual visits available — no app or travel required
1 of 796 Internal Medicine providers in CASee all Internal Medicine in Fontana26+ years experienceNPI since 2006

Older · 1622dNPPES updated 2021-12-14 · verify NPI on CMS · Verify license at Medical Board of California

Contact & Location

Practice Location

9961 Sierra Ave, Fontana, CA 92335-6720

CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively.

Opioid Rx

↓ Lower = better

2.71%

California avg: 5.2 · US avg: 5.1

Higher than most doctors nationally(-2.4 pts)

2.71% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

72.3%

California avg: 83.3 · US avg: 82.8

Lower than most doctors nationally(-10.5 pts)

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

19

Unique beneficiaries

Boutique practice

Prescription Recipients

283

Patients prescribed

Prescriptions Written

1,367

Total claims

Total Medicare drug cost: $5.41M

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.

Career Journey
  1. Graduated medical school · 2000

    Keck School of Medicine of Usc

  2. Board certified · Dec 13, 2021

    Self-reported via NPPES

  3. 26 years in practice

    Experienced

Internal MedicineHematology & Oncology in FontanaAllopathic & Osteopathic Physicians

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Taxonomy: 207RH0003X

Education & Training

University of Southern California Keck School of Medicine (Class of 2000)

Practice Footprint

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 190278

View hospital on Medicare Care Compare

Virtual Hematology & Oncology Care With Charlie Ho Suk Yang

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Charlie Ho Suk Yang for follow-ups, medication reviews, and ongoing care — no travel to Fontana 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 Charlie Ho Suk Yang

Dr. Yang is listed as active in the NPI registry with telehealth listed in Fontana, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (909) 427-3910.

Verified across 3 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D. See Data Methodology.

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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.

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