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

Marcia A Rellihan, DO

Individual provider Obstetrics & Gynecology Nurse Practitioner · NPI 1033197298

Marcia A Rellihan, DO is an Obstetrics & Gynecology Nurse Practitioner in Waterloo, Iowa. Licensed in Iowa. Registered with an NPI since 2006.

Licensed in
IA
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

3421 W 9th St Ste G4500
Waterloo, IA 50702-5401
Phone: (319) 233-8865
Fax: (319) 272-0400
Show map & directions

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

Specialties & licences

Obstetrics & Gynecology Nurse Practitioner (primary) Taxonomy 363LX0001X · Licence 02035 (IA)

Record details

NPI number1033197298
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedJanuary 6, 2006
Last updated in NPPESAugust 27, 2014
Mailing addressPo Box 2400, Waterloo, IA 50704-2400

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