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

Dr. Leonard Michael Bowen, MD

Individual provider Hematology & Oncology Physician · NPI 1851344048

Dr. Leonard Michael Bowen, MD is a Medical Oncology in Oklahoma City, Oklahoma. Graduated from Medical University of South Carolina College of Medicine in 1979, 47 years ago. Practices with Saints Medical Group, LLC, a 431-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
47
Trained at
Medical University of South Carolina College of Medicine
Licensed in
OK
In the registry since
2006
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

1011 N Dewey Ave 100
Oklahoma City, OK 73102-1024
Phone: (405) 228-7100
Fax: (405) 228-7150
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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 11976 (OK)

Record details

NPI number1851344048
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 18, 2006
Last updated in NPPESOctober 30, 2020
Certification dateOctober 30, 2020
Mailing address1011 N Dewey Ave, 100, Oklahoma City, OK 73102-1024

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Also practisesHEMATOLOGY/ONCOLOGY
Medical schoolMEDICAL UNIVERSITY OF SOUTH CAROLINA COLLEGE OF MEDICINE
Graduated 1979 (47 years in practice)
Group practice Saints Medical Group, Llc — 431 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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