NPPES file of Aug 9, 2026

Laura E. Holton, M.D.

Internal Medicine Physician · Portland, OR

Laura E. Holton, M.D. is an internal medicine physician with a practice address in Portland, Oregon, and NPI 1487090270, issued on May 20, 2013. Check the license (Oregon MD178387, 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
1487090270
Name
Laura E. Holton
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD178387 OR
Self-reported in NPPES; status is on the state search
Practice location
4805 NE Glisan St, Portland, OR 97213
Phone
(503) 215-2392
Enumerated
May 20, 2013
Record last updated
Jun 9, 2023
Medicare enrollment
Enrolled (PECOS I20181022002396); accepts Medicare assignment
Medical or professional school
Michigan State University College Of Human Medicine, 2013
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 4805 NE Glisan St

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

  1. Bethany Adams, DNP, AGACNPGerontology Nurse Practitioner1053955047
  2. Elie Adwani, MDStudent in an Organized Health Care Education/Training Program1952262453
  3. Rehan Ahmad, MDColon & Rectal Surgery Physician1750457990
  4. Stephanie Ahmed, MDObstetrics & Gynecology Physician1447269170
  5. Shaghayegh Aliabadi, M.D.Surgery Physician1083785562
  6. Anna Apostolou-Keith, RD, LDNRegistered Dietitian1639838790

Verify Laura E. Holton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD178387
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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92% fewer Medicare Part D claims than the average internal medicine physician in 2024

243 Medicare Part D claims for 80 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 21 claims were for opioids.

  1. Laura Holton243
  2. Specialty average3,176

Most prescribed

  1. Losartan Potassium14 claims
  2. Oxycodone Hcl13 claims
  3. Atorvastatin Calcium12 claims
  4. Metoprolol Succinate12 claims
  5. Pantoprazole Sodium12 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 93.1 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 score94.1
  2. Costout of 100 · 30%78.7
  3. Promoting interoperabilityout of 100 · 25%100.0
  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 2 group practices

  1. Providence Health And Services - OregonPortland, OR
  2. Providence Health And Services OregonPortland, OR

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

Laura E. Holton among 2,116 internal medicine physician records in Oregon

Laura E. Holton, M.D. is one of 2,116 internal medicine physician records with a practice address in Oregon. 73% 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 70% of them.

  • NPI issued2013 · 70% of these records are older, 27% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2013 · median 2008 among the 1,232 with a school on file
  • Record last updated2023 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (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.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Andris Antoniskis, MDPortland, OR 972131528067972
  2. Shikha Arun, MDPortland, OR 972131306881834
  3. Christopher BaronePortland, OR 972131831187657
  4. Ruben Halperin, MDPortland, OR 972131457306763
  5. Kimberly Herder, MDPortland, OR 972131811975741
  6. Jeffrey Horacek, MDPortland, OR 972131790721215
  7. Shannon Jackson, MDPortland, OR 972131558301168
  8. William Kennedy, DOPortland, OR 972131467431452

Common questions

What is Laura E. Holton, M.D.'s NPI number?

Laura E. Holton, M.D.'s National Provider Identifier (NPI) is 1487090270, issued on May 20, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Laura E. Holton, M.D. located?

The NPPES record lists a practice address at 4805 NE Glisan St, Portland, OR, 97213. Phone: (503) 215-2392. Providers update this record themselves, so call before visiting.

How can I verify Laura E. Holton, M.D.'s license?

NPPES lists Oregon license number MD178387, 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 Laura E. Holton, M.D. prescribe under Medicare Part D?

In 2024, Laura E. Holton, M.D. had 243 Medicare Part D claims for 80 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Laura E. Holton, M.D.'s MIPS final score?

The 2023 MIPS final score is 93.1 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.