Cornelia Withington, M.D.
Anesthesiology Physician · Portland, OR
Cornelia Withington, M.D. is an anesthesiology physician with a practice address in Portland, Oregon, and NPI 1255642328, issued on Jun 23, 2010. Check the license (Oregon MD169063, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Cornelia Withington
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License numbers
- MD169063 OR
244959 MA
Self-reported in NPPES; status is on the state search - Practice location
- 707 SW Washington St, Portland, OR 97205
- Phone
- (503) 299-9906
- Enumerated
- Jun 23, 2010
- Record last updated
- Oct 22, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (503) 225-9002
- Medicaid IDs
- 500676764 OR
500654906 OR - Medicare enrollment
- Enrolled (PECOS I20141108000272); accepts Medicare assignment
- Medical or professional school
- University Of Massachusetts Medical School, 2010
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 969 in Oregon → Look up another NPI →
Also registered at 707 SW Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Matthew Abrahams, M.D.Anesthesiology Physician1467667428
- Mark Adams, M.D.Anesthesiology Physician1700044484
- Brent Andersen, MDAnesthesiology Physician1013981216
- Shea Anderson, MDAnesthesiology Physician1902073604
- Methapan Arunakul, MDAnesthesiology Physician1578756789
- Anunai Asthana, M.D.Anesthesiology Physician1871785014
Verify Cornelia Withington in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD169063Check 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
- Oregon Anesthesiology Group PCPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cornelia Withington among 969 anesthesiology physician records in Oregon
Cornelia Withington, M.D. is one of 969 anesthesiology physician records with a practice address in Oregon. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 65% of them.
- NPI issued2010 · 65% of these records are older, 33% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2010 · median 2009 among the 627 with a school on file
- Record last updated2018 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
578 anesthesiology physician records list a practice address in Portland
They are 578 of the 42,088 NPPES records with a practice address in Portland, and 969 anesthesiology physician records in Oregon.
All 969 in Oregon → Every provider in Portland → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Brent Andersen, MDPortland, OR 972051013981216
- Ying-Hao Au, DOPortland, OR 972051225002439
- Neil Jeffery Axel, MDPortland, OR 972051194799304
- Michael Berry, MDPortland, OR 972051578537577
- Elizabeth Billerbeck, MDPortland, OR 972051538133749
- Bruce Bolton, MDPortland, OR 972051053385260
- Thomas Box, MDPortland, OR 972051861466088
- Matthew Buckon, MDPortland, OR 972051013981232
Common questions
What is Cornelia Withington, M.D.'s NPI number?
Cornelia Withington, M.D.'s National Provider Identifier (NPI) is 1255642328, issued on Jun 23, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Cornelia Withington, M.D. located?
The NPPES record lists a practice address at 707 SW Washington St, Portland, OR, 97205. Phone: (503) 299-9906. Providers update this record themselves, so call before visiting.
How can I verify Cornelia Withington, M.D.'s license?
NPPES lists Oregon license number MD169063, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.