Hiroshi Yamagata, MD

Hematology & Oncology

Internal Medicine

Hiroshi Yamagata is a Hematology & Oncology specialist based in Cerritos, CA with over 10 years of clinical experience. Offers virtual telehealth visits.

(562) 735-3226Cerritos, CA
Telehealth Available
NPI Active per CMS — Q2 2026

Hiroshi Yamagata, MD practices as part of a group hematology & oncology specialist practice in Cerritos, CA. A Loma Linda University School of Medicine graduate since 2016, he brings 10+ years of experience. An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders.

At a glance

  • Uses generic medications more than 45% 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 Cerritos10+ years experienceNPI since 2016

Older · 1017dNPPES updated 2023-08-10 · verify NPI on CMS · Verify license at Medical Board of California

Contact & Location

Practice Location

18000 Studebaker Rd Ste 800, Cerritos, CA 90703-2671

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 2016

    Loma Linda University School of Medicine

  2. Board certified · Aug 9, 2023

    Self-reported via NPPES

  3. 10 years in practice

    Established

Internal MedicineHematology & Oncology in CerritosAllopathic & 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

Loma Linda University School of Medicine (Class of 2016)

Virtual Hematology & Oncology Care With Hiroshi Yamagata

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

Schedule a virtual visit with Hiroshi Yamagata for follow-ups, medication reviews, and ongoing care — no travel to Cerritos required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Hiroshi Yamagata

NPI records show Dr. Yamagata as active with telehealth listed in Cerritos, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (562) 735-3226.

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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