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

Dr. Christopher Drake Tollenaar, DC

Individual provider Chiropractor · NPI 1164463295

Dr. Christopher Drake Tollenaar, DC is a Chiropractic in Tigard, Oregon. Graduated from Western States College of Chiropractic in 1993, 33 years ago. Practices with Cornerstone Chiropractic LLC, a 3-clinician group and accepts Medicare assignment. Licensed in Oregon.

Years since qualifying
33
Trained at
Western States College of Chiropractic
Licensed in
OR
In the registry since
2006
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

11545 SW Durham Rd Ste B 9
Tigard, OR 97224
Phone: (503) 639-0778
Fax: (503) 639-0815
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence Z904 (OR)

Record details

NPI number1164463295
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedJune 9, 2006
Last updated in NPPESSeptember 21, 2012

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCHIROPRACTIC
Medical schoolWESTERN STATES COLLEGE OF CHIROPRACTIC
Graduated 1993 (33 years in practice)
Group practice Cornerstone Chiropractic Llc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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