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

Dr. Robert Rowan Summers, DO

Individual provider Obstetrics & Gynecology Physician · NPI 1326020298

Dr. Robert Rowan Summers, DO is an Obstetrics & Gynecology Physician in Defiance, Ohio. Licensed in Ohio. Registered with an NPI since 2005.

Licensed in
OH
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.

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Practice location Address checks out

1400 E 2nd St
Defiance, OH 43512-2440
Phone: (419) 784-1414
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 34006606S (OH)

Record details

NPI number1326020298
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedNovember 16, 2005
Last updated in NPPESJuly 13, 2026
Mailing address1400 E 2nd St, Defiance, OH 43512-2440

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