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

Dr. John J Petrus, MD

Individual provider Hematology & Oncology Physician · NPI 1730151846

Dr. John J Petrus, MD is a Hematology/Oncology in Richfield, Ohio. Qualified in 1984, 42 years ago. Accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
42
Licensed in
OH
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

3347 Revere Rd
Richfield, OH 44286-9705
Phone: (330) 461-9300
Fax: (330) 867-1195
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 35-05-2725 (OH)

Record details

NPI number1730151846
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 2, 2006
Last updated in NPPESNovember 5, 2024
Certification dateNovember 5, 2024

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1984 (42 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare