David V. Avolio, D.C.
Chiropractor · Portland, OR
David V. Avolio, D.C. is a chiropractor with a practice address in Portland, Oregon, and NPI 1538292669, issued on Mar 14, 2007. Check the license (Oregon 3704, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- David V. Avolio
- Credential
- D.C.
- Primary taxonomy
- Chiropractor 111N00000X
- License number
- 3704 OR
Self-reported in NPPES; status is on the state search - Practice location
- 12923 NW Cornell RD, Portland, OR 97229
- Phone
- (503) 646-3393
- Enumerated
- Mar 14, 2007
- Record last updated
- Jul 20, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (503) 672-7042
- Medicare enrollment
- Enrolled (PECOS I20211007001325); may accept Medicare assignment
- Medical or professional school
- Western States College Of Chiropractic, 2006
- Entity
- Type 1 · individual
8 nearest chiropractor records → All 1,881 in Oregon → Look up another NPI →
Also registered at 12923 NW Cornell RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify David V. Avolio in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license 3704Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Lauren Mccabe DC PCNaples, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David V. Avolio among 1,881 chiropractor records in Oregon
David V. Avolio, D.C. is one of 1,881 chiropractor records with a practice address in Oregon. 18% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 26% of them.
- NPI issued2007 · 26% of these records are older, 56% newer
- In a Medicare fileYes · 18% of these records are
- In the CMS Doctors and Clinicians fileYes · 34% of these records are
- Graduated2006 · median 2008 among the 638 with a school on file
- Record last updated2012 · 70% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111N00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
582 chiropractor records list a practice address in Portland
They are 582 of the 42,088 NPPES records with a practice address in Portland, and 1,881 chiropractor records in Oregon.
All 1,881 in Oregon → Every provider in Portland → Chiropractor nationwide →
The 8 chiropractor records with the nearest ZIP codes
- Stephen Besser, D.C.Portland, OR 972291215259601
- Brandon Christy, D.CPortland, OR 972291871047431
- Jesse Gordon, DCPortland, OR 972291043033343
- Stephanie Grootendorst, D.C.Portland, OR 972291972695799
- Steven Hanson, DCPortland, OR 972291427100213
- Karen Mackay, D.C.Portland, OR 972291922194455
- Sheila Murphy, D.C.Portland, OR 972291477859981
- David Odiorne, DCPortland, OR 972291063455731
Common questions
What is David V. Avolio, D.C.'s NPI number?
David V. Avolio, D.C.'s National Provider Identifier (NPI) is 1538292669, issued on Mar 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is David V. Avolio, D.C. located?
The NPPES record lists a practice address at 12923 NW Cornell RD, Portland, OR, 97229. Phone: (503) 646-3393. Providers update this record themselves, so call before visiting.
How can I verify David V. Avolio, D.C.'s license?
NPPES lists Oregon license number 3704, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.