Andrea Trelease Williams Del-Olmo, ND
Naturopath · Portland, OR
Andrea Trelease Williams Del-Olmo, ND is a naturopath with a practice address in Portland, Oregon, and NPI 1063849073, issued on Oct 4, 2013. Check the license (Oregon 1979, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Andrea Trelease Williams Del-Olmo
- Credential
- ND
- Primary taxonomy
- Naturopath 175F00000X
- License number
- 1979 OR
Self-reported in NPPES; status is on the state search - Practice location
- 819 SE Morrison St Ste 115, Portland, OR 97214
- Phone
- (503) 956-9396
- Enumerated
- Oct 4, 2013
- Record last updated
- Aug 1, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (866) 883-0582
- Entity
- Type 1 · individual
8 nearest naturopath records → All 1,181 in Oregon → Look up another NPI →
Also registered at 819 SE Morrison St Ste 115
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Alexandra Hefley, MSCNNutritionist1801642145
Verify Andrea Trelease Williams Del-Olmo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license 1979Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
About as many Medicare Part D claims as the average naturopath in 2024
109 Medicare Part D claims for 11 beneficiaries, against an average of 109 among the 1,866 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen12 claims
- Lisinopril12 claims
- Sertraline Hcl11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Andrea Trelease Williams Del-Olmo among 1,181 naturopath records in Oregon
Andrea Trelease Williams Del-Olmo, ND is one of 1,181 naturopath records with a practice address in Oregon. 37% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 52% of them.
- NPI issued2013 · 52% of these records are older, 44% newer
- In a Medicare fileYes · 37% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2014 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 175F00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
687 naturopath records list a practice address in Portland
They are 687 of the 42,088 NPPES records with a practice address in Portland, and 1,181 naturopath records in Oregon.
All 1,181 in Oregon → Every provider in Portland → Naturopath nationwide →
The 8 naturopath records with the nearest ZIP codes
- Mona Bhalla, N.D.Portland, OR 972141740360536
- Ann Holland, N.D., MSOM, L. AC.Portland, OR 972141760540710
- Amy Johnson, N.D.Portland, OR 972141851462808
- Julie Kahn, ND, LAC, LMTPortland, OR 972141174564769
- Stephanie Kaplan, N.D.Portland, OR 972141881737823
- Martin Milner, N.D.Portland, OR 972141720039621
- Gregory Nigh, ND, LACPortland, OR 972141841224615
- Sara Ohgushi, N.D.Portland, OR 972141700812302
Common questions
What is Andrea Trelease Williams Del-Olmo, ND's NPI number?
Andrea Trelease Williams Del-Olmo, ND's National Provider Identifier (NPI) is 1063849073, issued on Oct 4, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Andrea Trelease Williams Del-Olmo, ND located?
The NPPES record lists a practice address at 819 SE Morrison St Ste 115, Portland, OR, 97214. Phone: (503) 956-9396. Providers update this record themselves, so call before visiting.
How can I verify Andrea Trelease Williams Del-Olmo, ND's license?
NPPES lists Oregon license number 1979, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Andrea Trelease Williams Del-Olmo, ND prescribe under Medicare Part D?
In 2024, Andrea Trelease Williams Del-Olmo, ND had 109 Medicare Part D claims for 11 beneficiaries; the average among naturopath prescribers was 109. Part D covers Medicare prescriptions 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.