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

Summation Group LLC

Organization Radiation Oncology Physician · NPI 1689712457

Summation Group LLC is a Radiation Oncology Physician in Claremore, Oklahoma. Registered with an NPI since 2007.

In the registry since
2007
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1501 N Florence Ste 191
Claremore, OK 74017
Phone: (918) 283-9900
Fax: (918) 283-9911
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X

Record details

NPI number1689712457
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Van Woo — Sole Owner · (918) 283-9900
NPI enumeratedFebruary 2, 2007
Last updated in NPPESAugust 22, 2020
Mailing addressPo Box 4158, Tulsa, OK 74159-0158

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