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

Joan M. Grabenstetter, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1952399941

Joan M. Grabenstetter, MD is an Obstetrics & Gynecology Physician in Ames, 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

1015 Duff Ave
Ames, IA 50010-3014
Phone: (515) 239-4414
Fax: (515) 239-4786
Show map & directions

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

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 22339 (IA)

Record details

NPI number1952399941
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 12, 2005
Last updated in NPPESJuly 20, 2012

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