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

Greiner Internal Medicine, PC

Organization Internal Medicine Physician · NPI 1831068501

Greiner Internal Medicine, PC is an Internal Medicine Physician in Tulsa, Oklahoma. Registered with an NPI since 2025.

In the registry since
2025
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

4785 E 91st St Ste 200
Tulsa, OK 74137-2839
Phone: (918) 615-4015
Fax: (918) 398-9296
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X

Record details

NPI number1831068501
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Benjamin Greiner — President · (918) 615-4015
NPI enumeratedNovember 1, 2025
Last updated in NPPESNovember 1, 2025
Certification dateNovember 1, 2025
Mailing address4785 E 91st St Ste 200, Tulsa, OK 74137-2839

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