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

Dr. Robert S Ryan, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1538135538

Dr. Robert S Ryan, MD is an Obstetrics & Gynecology Physician in Oklahoma City, Oklahoma. Licensed in Oklahoma. Registered with an NPI since 2006.

Licensed in
OK
In the registry since
2006
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

1025 Straka Ter
Oklahoma City, OK 73139-2544
Phone: (405) 632-6688
Fax: (405) 604-0708
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 15972 (OK)

Record details

NPI number1538135538
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 28, 2006
Last updated in NPPESFebruary 17, 2014

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