NPPES file of Aug 9, 2026

Amy Catherine Anderton, MD

Internal Medicine Physician · Portland, OR

Amy Catherine Anderton, MD is an internal medicine physician with a practice address in Portland, Oregon, and NPI 1568802361, issued on Jun 26, 2013. Check the license (Oregon MD192926, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1568802361
Name
Amy Catherine Anderton
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
MD192926 OR
147995 CA
Self-reported in NPPES; status is on the state search
Practice location
2801 N Gantenbein Ave, Portland, OR 97227
Phone
(503) 413-8407
Enumerated
Jun 26, 2013
Record last updated
May 22, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(503) 413-6951
Medicare enrollment
Enrolled (PECOS I20190613001836); accepts Medicare assignment
Medical or professional school
Oregon Health Sciences University School Of Medicine, 2015
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2801 N Gantenbein Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Corey Anderson, PSY.D.Clinical Neuropsychologist1114278819
  2. Roberto Anker, M.D.Anatomic Pathology & Clinical Pathology Physician1518179613
  3. Dilara ArtikaslanClinical Social Worker1083494140
  4. Cibi Arumugam, M.D.Internal Medicine Physician1376822742
  5. Bradley Baker, MDInternal Medicine Physician1831357615
  6. Robert Barton, MDVascular & Interventional Radiology Physician1639187164

Verify Amy Catherine Anderton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD192926
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Oregon license search

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98% fewer Medicare Part D claims than the average internal medicine physician in 2024

66 Medicare Part D claims for 22 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Amy Anderton66
  2. Specialty average3,176

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.

The practice group's MIPS final score for 2023 (Medicare payment program): 86 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score77.8
  2. Costout of 100 · 30%74.2
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Legacy Clinics LLCPortland, OR

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

889 internal medicine physician records list a practice address in Portland

They are 889 of the 42,088 NPPES records with a practice address in Portland, and 2,116 internal medicine physician records in Oregon.

Other internal medicine physician records in Oregon

  1. Charmaine Clarisse Abalos, M.D.Medford, OR1700376050
  2. Soraya Abbassian, M.D.Portland, OR1225029184
  3. Mohamed Abdel Khalek, M.DRoseburg, OR1972687390
  4. Rand AbedalweliPortland, OR1265019996
  5. Robert Abernathy, M.D.Bend, OR1063433449
  6. Rebecca Abney, D.O.Portland, OR1881984748
  7. Mohamed Aboukhashan, MDMedford, OR1932350782
  8. Allison Abraham, D.O.Portland, OR1831488444
  9. Heidi Abreu Pacheco, M.DMount Angel, OR1669691721
  10. Hennie Abrio, MDRoseburg, OR1891925129

Common questions

What is Amy Catherine Anderton, MD's NPI number?

Amy Catherine Anderton, MD's National Provider Identifier (NPI) is 1568802361, issued on Jun 26, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Amy Catherine Anderton, MD located?

The NPPES record lists a practice address at 2801 N Gantenbein Ave, Portland, OR, 97227. Phone: (503) 413-8407. Providers update this record themselves, so call before visiting.

How can I verify Amy Catherine Anderton, MD's license?

NPPES lists Oregon license number MD192926, 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.

How much does Amy Catherine Anderton, MD prescribe under Medicare Part D?

In 2024, Amy Catherine Anderton, MD had 66 Medicare Part D claims for 22 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Amy Catherine Anderton, MD's MIPS final score?

The 2023 MIPS final score is 86 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.