NPPES file of Aug 9, 2026

Hamilton S. Gillespie, MD

Clinical Cardiac Electrophysiology Physician · Renton, WA

Hamilton S. Gillespie, MD is a clinical cardiac electrophysiology physician with a practice address in Renton, Washington, and NPI 1437269974, issued on Aug 30, 2006. Check the license (Washington MD00048050, 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
1437269974
Name
Hamilton S. Gillespie
Credential
MD
Primary taxonomy
Clinical Cardiac Electrophysiology Physician 207RC0001X
License numbers
MD00048050 WA
MD178643 OR
Self-reported in NPPES; status is on the state search
Practice location
4011 Talbot RD S Ste 500, Renton, WA 98055
Phone
(425) 690-3482
Enumerated
Aug 30, 2006
Record last updated
Apr 20, 2023
Fax
(425) 690-9082
Medicaid IDs
500717739 OR
1010474 WA
Medicare enrollment
Enrolled (PECOS I20070626000261); accepts Medicare assignment
Medical or professional school
University Of Washington School Of Medicine, 2004
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 4011 Talbot RD S Ste 500

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

  1. Jenna Cheong, ARNPCritical Care Medicine Nurse Practitioner1720774193
  2. Mirela Goetzke, ARNPNurse Practitioner1467705921
  3. Kenneth Igbalode, MDCardiovascular Disease Physician1235577883
  4. Gurpreet Johal, M.DInterventional Cardiology Physician1568751154
  5. Courtney Johnson, PA-CPhysician Assistant1114412459
  6. Mi Sun Kim, APRNAdult Health Nurse Practitioner1679925168

Verify Hamilton S. Gillespie in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD00048050
    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

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33% fewer Medicare Part D claims than the average clinical cardiac electrophysiology physician in 2024

1,140 Medicare Part D claims for 309 beneficiaries, against an average of 1,710 among the 3,173 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Hamilton Gillespie1,140
  2. Specialty average1,710

Most prescribed

  1. Metoprolol Succinate256 claims
  2. Eliquis202 claims
  3. Sotalol110 claims
  4. Furosemide69 claims
  5. Potassium Chloride54 claims
  6. Carvedilol53 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: $144.81

2 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 3,167 providers of this specialty with any payment received $10,651.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hamilton Gillespie$145
  2. Specialty average$10,651

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

Bills Medicare through one group practice

  1. Valley Medical Group-RentonRenton, WA

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

Clinical Cardiac Electrophysiology Physician providers in Washington

There are 74 clinical cardiac electrophysiology physician records in Washington.

Other clinical cardiac electrophysiology physician records in Washington

  1. Amier Ahmad, MDSunnyside, WA1689061897
  2. Nazem Akoum, M.D.Seattle, WA1265627095
  3. Carlos Alves, M.D.Seattle, WA1558342717
  4. Gust Bardy, M.D.Seattle, WA1063533115
  5. Uyanga Batnyam, MDSeattle, WA1295112241
  6. Michael Belz, MDTacoma, WA1063488856
  7. Eteri Byazrova, MDSpokane, WA1790738060
  8. Ricardo Cardona Guarache, M.D.Everett, WA1962667485
  9. Neal Chatterjee, M.D.Seattle, WA1669792032
  10. Donald Chilson, MDSpokane, WA1942259478

Common questions

What is Hamilton S. Gillespie, MD's NPI number?

Hamilton S. Gillespie, MD's National Provider Identifier (NPI) is 1437269974, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Hamilton S. Gillespie, MD located?

The NPPES record lists a practice address at 4011 Talbot RD S Ste 500, Renton, WA, 98055. Phone: (425) 690-3482. Providers update this record themselves, so call before visiting.

How can I verify Hamilton S. Gillespie, MD's license?

NPPES lists Washington license number MD00048050, 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 Hamilton S. Gillespie, MD prescribe under Medicare Part D?

In 2024, Hamilton S. Gillespie, MD had 1,140 Medicare Part D claims for 309 beneficiaries; the average among clinical cardiac electrophysiology physician prescribers was 1,710. 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.