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

Dr. John L. Wagner, MD

Individual provider Internal Medicine Physician · NPI 1346262607

Dr. John L. Wagner, MD is a Hematology/Oncology in Cleveland, Ohio. Graduated from Temple University School of Podiatric Medicine in 1989, 37 years ago. Practices with The Metrohealth System, a 1,163-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
37
Trained at
Temple University School of Podiatric Medicine
Licensed in
OH
In the registry since
2006
Specialties on file
3
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

2500 Metrohealth Dr
Cleveland, OH 44109-1998
Phone: (216) 778-7344
Fax: (216) 778-8300
Show map & directions

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

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence 35.153177 (OH)
Internal Medicine Physician Taxonomy 207R00000X · Licence 35.153177 (OH)
Hematology (Internal Medicine) Physician Taxonomy 207RH0000X · Licence 35.153177 (OH)

Record details

NPI number1346262607
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 24, 2006
Last updated in NPPESApril 13, 2026
Certification dateApril 13, 2026
Mailing address2500 Metrohealth Dr, Cleveland, OH 44109-1998

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolTEMPLE UNIVERSITY SCHOOL OF PODIATRIC MEDICINE
Graduated 1989 (37 years in practice)
Group practice The Metrohealth System — 1163 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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