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

Dr. Peter Mathen, MD

Individual provider Radiation Oncology Clinic/Center · NPI 1528574860

Dr. Peter Mathen, MD is a Radiation Oncology Clinic/Center in Bethesda, Maryland. Practices as a sole proprietor. Registered with an NPI since 2017.

In the registry since
2017
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

10 Center Dr Rm B2-3671
Bethesda, MD 20892-0001
Phone: (301) 451-8960
Show map & directions

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

Specialties & licences

Radiation Oncology Clinic/Center (primary) Taxonomy 261QX0203X

Record details

NPI number1528574860
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 22, 2017
Last updated in NPPESDecember 22, 2017