NPPES file of Aug 9, 2026

Michael V. Chiorean, MD

Gastroenterology Physician · Issaquah, WA

Michael V. Chiorean, MD is a gastroenterology physician with a practice address in Issaquah, Washington, and NPI 1578527099, issued on Apr 13, 2006. Check the license (Washington MD60284903, as entered in NPPES) on the Washington Medical Commission; 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
1578527099
Name
Michael V. Chiorean
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
MD60284903 WA
Self-reported in NPPES; status is on the state search
Practice location
751 NE Blakely Dr Ste 3020, Issaquah, WA 98029
Phone
(425) 313-5345
Enumerated
Apr 13, 2006
Record last updated
May 4, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(425) 313-4704
Medicaid ID
1578527099 WA
Medicare enrollment
Enrolled (PECOS I20121023000794); accepts Medicare assignment
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 751 NE Blakely Dr Ste 3020

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

  1. Humera Ali, MDInterventional Cardiology Physician1174587950
  2. Alexandria Becker, PA-CMedical Physician Assistant1114437464
  3. Naomi Chou, MDGastroenterology Physician1518487628
  4. Mary Golightly, ARNPNurse Practitioner1588201917
  5. Alexander Pan, MDCardiovascular Disease Physician1124232947
  6. Michele Pulling, MDGastroenterology Physician1184739054

Verify Michael V. Chiorean in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD60284903
    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 Washington 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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35% fewer Medicare Part D claims than the average gastroenterology physician in 2024

525 Medicare Part D claims for 288 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.

  1. Michael Chiorean525
  2. Specialty average811

Most prescribed

  1. Peg-3350 And Electrolytes72 claims
  2. Gavilyte-G71 claims
  3. Mesalamine47 claims
  4. Omeprazole34 claims
  5. Sod Sulf-Potass Sulf-Mag Sulf29 claims
  6. Stelara28 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.

Industry payments in 2024: $313,354.64

287 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Chiorean$313,355
  2. Specialty average$5,016

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 3 group practices

  1. Ella E M Brown Charitable CircleMarshall, MI
  2. Seattle Rheumatology Associates PLLCSeattle, WA
  3. Swedish Health ServicesSeattle, WA

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

Michael V. Chiorean among 533 gastroenterology physician records in Washington

Michael V. Chiorean, MD is one of 533 gastroenterology physician records with a practice address in Washington. 76% 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 13% of them.

  • NPI issued2006 · 13% of these records are older, 48% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1992 · median 2003 among the 373 with a school on file
  • Record last updated2021 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Washington

There are 533 gastroenterology physician records in Washington.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Amy Anton, PA-CIssaquah, WA 980291932121878
  2. Naomi Chou, MDIssaquah, WA 980291518487628
  3. Michele Pulling, MDIssaquah, WA 980291184739054
  4. Kevin Song, MDIssaquah, WA 980291841645835
  5. Alina Wong, MDIssaquah, WA 980291023436938
  6. Robert Chaffee, MDEdmonds, WA 980261184645707
  7. Sally Condon, MDEdmonds, WA 980261568995744
  8. Cara Debley, MDEdmonds, WA 980261265459135

Common questions

What is Michael V. Chiorean, MD's NPI number?

Michael V. Chiorean, MD's National Provider Identifier (NPI) is 1578527099, issued on Apr 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael V. Chiorean, MD located?

The NPPES record lists a practice address at 751 NE Blakely Dr Ste 3020, Issaquah, WA, 98029. Phone: (425) 313-5345. Providers update this record themselves, so call before visiting.

How can I verify Michael V. Chiorean, MD's license?

NPPES lists Washington license number MD60284903, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Michael V. Chiorean, MD prescribe under Medicare Part D?

In 2024, Michael V. Chiorean, MD had 525 Medicare Part D claims for 288 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.