NPPES file of Aug 9, 2026

Karen East, MD

Internal Medicine Physician · Boise, ID

Karen East, MD is an internal medicine physician with a practice address in Boise, Idaho, and NPI 1255380150, issued on May 8, 2006. Check the license (Idaho M8542, as entered in NPPES) on the Idaho Board of Medicine; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1255380150
Name
Karen East
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
M8542 ID
Self-reported in NPPES; status is on the state search
Practice location
300 E Jefferson St, Boise, ID 83712
Phone
(208) 381-4100
Enumerated
May 8, 2006
Record last updated
Feb 23, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(208) 381-4101
Medicare enrollment
Enrolled (PECOS I20100724000129); accepts Medicare assignment
Medical or professional school
Northwestern University Feinberg Medical School, 1995
Telehealth
Offers telehealth (CMS)
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 300 E Jefferson St

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

  1. Emily Barnett, LMSWSocial Worker1013396266
  2. Andrea Bockenstette, NPFamily Nurse Practitioner1437583408
  3. Jessica BruceNurse Practitioner1205029162
  4. Sorcha Cusack, PA-CMedical Physician Assistant1396071056
  5. Marcos Daccarett, MDClinical Cardiac Electrophysiology Physician1023144300
  6. Jodie Donovan, M.D.Internal Medicine Physician1295027688

Verify Karen East in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIdaho Board of Medicine
    Search for license M8542
    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 Idaho 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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71% more Medicare Part D claims than the average internal medicine physician in 2024

5,419 Medicare Part D claims for 401 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 27 claims were for opioids.

  1. Karen East5,419
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium591 claims
  2. Levothyroxine Sodium437 claims
  3. Amlodipine Besylate257 claims
  4. Lisinopril223 claims
  5. Pantoprazole Sodium135 claims
  6. Losartan Potassium133 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.

Bills Medicare through one group practice

  1. St Lukes Clinic-Treasure Valley LLCEagle, ID

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

Karen East among 453 internal medicine physician records in Idaho

Karen East, MD is one of 453 internal medicine physician records with a practice address in Idaho. 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 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 63% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated1995 · median 2011 among the 254 with a school on file
  • Record last updated2011 · 44% 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 Idaho practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

217 internal medicine physician records list a practice address in Boise

They are 217 of the 9,467 NPPES records with a practice address in Boise, and 453 internal medicine physician records in Idaho.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Jennifer Anderson, MDBoise, ID 837121093825903
  2. Donna Beeson, D.O.Boise, ID 837121689630436
  3. Peter Cliften, M.D.Boise, ID 837121760473771
  4. Gabriel Garber, MDBoise, ID 837121588632830
  5. Erika Lewis, M.D.Boise, ID 837121659320570
  6. Julie Lyon, M.D.Boise, ID 837121285685891
  7. Laura McGeorge, MDBoise, ID 837121629029699
  8. Stephen Montamat, MDBoise, ID 837121548210958

Common questions

What is Karen East, MD's NPI number?

Karen East, MD's National Provider Identifier (NPI) is 1255380150, issued on May 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Karen East, MD located?

The NPPES record lists a practice address at 300 E Jefferson St, Boise, ID, 83712. Phone: (208) 381-4100. Providers update this record themselves, so call before visiting.

How can I verify Karen East, MD's license?

NPPES lists Idaho license number M8542, as entered by the provider. Search the Idaho Board of Medicine at https://dopl.idaho.gov/bom/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Karen East, MD prescribe under Medicare Part D?

In 2024, Karen East, MD had 5,419 Medicare Part D claims for 401 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.