Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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John Allan Ellerton, MD, CM

Individual provider Hematology & Oncology Physician · NPI 1962585745

John Allan Ellerton, MD, CM is a Medical Oncology in Las Vegas, Nevada. Qualified in 1974, 52 years ago. Practices with Optum Medical Group Rhodes P C, a 55-clinician group and accepts Medicare assignment. Licensed in California and Nevada.

Years since qualifying
52
Licensed in
CA, NV
In the registry since
2006
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

1655 E Cactus Ave Ste 300
Las Vegas, NV 89183-7723
Phone: (702) 724-8777
Fax: (702) 352-2790
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 3861 (NV)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence G39440 (CA)

Record details

NPI number1962585745
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , CM
Sole proprietorNo
NPI enumeratedOctober 23, 2006
Last updated in NPPESNovember 17, 2025
Certification dateNovember 17, 2025

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Also practisesHEMATOLOGY, INTERNAL MEDICINE
Medical schoolOTHER
Graduated 1974 (52 years in practice)
Group practice Optum Medical Group Rhodes P C — 55 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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