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

Dr. Ann M Gessner, DO

Individual provider Obstetrics & Gynecology Physician · NPI 1598768269

Dr. Ann M Gessner, DO is an Obstetrics/Gynecology in Marshalltown, Iowa. Qualified in 1996, 30 years ago. Practices with Doran and Doran PC, a 6-clinician group and accepts Medicare assignment. Licensed in Iowa.

Years since qualifying
30
Licensed in
IA
In the registry since
2005
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.

See every abbreviation used in this directory →

Practice location Address checks out

407 E Main St
Marshalltown, IA 50158-1928
Phone: (641) 752-4681
Fax: (641) 752-6572
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 #3307 (IA)

Record details

NPI number1598768269
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 24, 2005
Last updated in NPPESJune 10, 2009
Mailing address407 E Main St, Marshalltown, IA 50158-1928

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolOTHER
Graduated 1996 (30 years in practice)
Group practice Doran And Doran Pc — 6 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Marshalltown