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

Dr. Janet M Merfeld, MD

Individual provider Radiation Oncology Physician · NPI 1639165087

Dr. Janet M Merfeld, MD is a Radiation Oncology Physician in Cedar Rapids, Iowa. Licensed in Iowa. Registered with an NPI since 2005.

Licensed in
IA
In the registry since
2005
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

701 10th Sest
Cedar Rapids, IA 52403-1251
Phone: (319) 398-6180
Fax: (319) 398-6708
Show map & directions

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

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 29948 (IA)

Record details

NPI number1639165087
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 21, 2005
Last updated in NPPESJune 7, 2017

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