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

Gary L Hills, DO

Individual provider Gastroenterology Physician · NPI 1730174012

Gary L Hills, DO is a Gastroenterology Physician in Tulsa, Oklahoma. Licensed in Oklahoma. Registered with an NPI since 2005.

Licensed in
OK
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

1560 E 21st St Ste 150
Tulsa, OK 74114-1351
Phone: (918) 749-4887
Fax: (918) 749-4895
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 2340 (OK)

Record details

NPI number1730174012
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 13, 2005
Last updated in NPPESMarch 29, 2016
Mailing addressPo Box 305, Lowell, AR 72745-0305

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