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

Dr. Greg Vaughan Manson, MD

Individual provider Hematology & Oncology Physician · NPI 1689882961

Dr. Greg Vaughan Manson, MD is a Hematology/Oncology in Massillon, Ohio. Graduated from Medical College of Ohio in 2006, 20 years ago. Practices with Summa Physicians LLC, a 688-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Ohio.

Years since qualifying
20
Trained at
Medical College of Ohio
Licensed in
OH
In the registry since
2007
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

7337 Caritas Cir NW Ste 15
Massillon, OH 44646-9118
Phone: (330) 478-0001
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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 35092423 (OH)

Record details

NPI number1689882961
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 18, 2007
Last updated in NPPESNovember 22, 2013

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesHEMATOLOGY, INTERNAL MEDICINE
Medical schoolMEDICAL COLLEGE OF OHIO
Graduated 2006 (20 years in practice)
Group practice Summa Physicians Llc — 688 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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