Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Merrill K Shum, MD

Individual provider Hematology & Oncology Physician · NPI 1982819702

Merrill K Shum, MD is a Hematology/Oncology in Whittier, California. Qualified in 2000, 26 years ago. Practices with Cancer and Blood Specialty Clinic, a 17-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California and Pennsylvania.

Years since qualifying
26
Licensed in
CA, PA
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

8135 Painter Ave Ste 103
Whittier, CA 90602-3158
Phone: (562) 698-6888
Fax: (562) 698-5855
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1701 W Saint Marys Rd Ste 100, Tucson, AZ 85745-2621 — (520) 276-2270

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence A98845 (CA)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence MD428611 (PA)

Record details

NPI number1982819702
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 14, 2007
Last updated in NPPESAugust 19, 2019

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Cancer And Blood Specialty Clinic — 17 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Whittier