Clinical Cardiac Electrophysiologists in Washington
Data updated monthly · Last refresh October 2026
75 Clinical Cardiac Electrophysiology providers practice in Washington, including 41 (55%) offering telehealth. The largest concentration is in Seattle. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
75providers
41telehealth
Seattletop city
Clinical Cardiac Electrophysiology by city in Washington
Choose a city to see providers there.
Where Clinical Cardiac Electrophysiologists in Washington practice
From CMS Medicare enrollment records covering 60 of the 75 providers listed here (80%). Providers who do not bill Medicare are not included in these figures.
2%solo or small practice (under 10 clinicians)
12%mid-size group (10 to 99)
87%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Clinical Cardiac Electrophysiologists | All clinicians in group | Main city |
| The Association of University Physicians | 12 | 3,484 | Seattle |
| King County Public Hospital District No 2 | 7 | 586 | Kirkland |
| Multicare Health System | 6 | 2,312 | Gig Harbor |
| Franciscan Medical Group | 5 | 1,400 | Silverdale |
| Overlake Medical Clinics LLC | 5 | 423 | Bellevue |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Clinical Cardiac Electrophysiologists affiliated |
| University of Washington Medical Ctr | Seattle | Government | 4 of 5 | 12 |
| Harborview Medical Center | Seattle | Government | 2 of 5 | 9 |
| Evergreenhealth Medical Center | Kirkland | Government | 5 of 5 | 8 |
| St Michael Medical Center | Silverdale | Nonprofit | 4 of 5 | 6 |
| Swedish Edmonds Hospital | Edmonds | Nonprofit | 3 of 5 | 5 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Clinical Cardiac Electrophysiology providers in Washington
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Derek Rodrigues, M.D.Bellevue, WA · $2,107 in drug and device payments (2025) ·
(425) 454-2656 Dr. Jeffrey Fowler, MDBellevue, WA · $1,525 in drug and device payments (2025) ·
(425) 454-2656 Dr. John Heywood, M.D.Bellevue, WA · $394 in drug and device payments (2025) ·
(425) 454-2656 Dr. Maheer GandhavadiBellevue, WA · $24,054 in drug and device payments (2025) · Telehealth ·
(425) 454-2656 Dr. Dardo Ferrara, MDBellingham, WA · No drug or device payments recorded (2025) ·
(360) 734-2700 Dr. David ShinBellingham, WA · $11,109 in drug and device payments (2025) ·
(360) 734-2700 Dr. John Macgregor, M.D.Bellingham, WA · $682 in drug and device payments (2025) · Telehealth ·
(360) 734-2700 Dr. Roberta Hoppe, MDEllensburg, WA · $76 in drug and device payments (2025) ·
(509) 925-6100 Dr. Ricardo Cardona Guarache, M.D.Everett, WA · $655 in drug and device payments (2025) · Telehealth ·
(425) 339-5411 Dr. Sandeep Sharma, M.D.Everett, WA · $2,277 in drug and device payments (2025) · Telehealth ·
(425) 316-5490 Dr. Sanjeev Garhwal, MDEverett, WA · $390 in drug and device payments (2025) · Telehealth ·
(425) 225-2700 Dr. Affan Haleem, MDMount Vernon, WA · $181 in drug and device payments (2025) ·
(360) 336-9757 Dr. Fima Macheret, MDMount Vernon, WA · $8,774 in drug and device payments (2025) · Telehealth ·
(360) 336-9757 Dr. Ramy Hanna, M.D.Mount Vernon, WA · $475 in drug and device payments (2025) · Telehealth ·
(360) 336-9757 Dr. George Hanna, MDOlympia, WA · $2,050 in drug and device payments (2025) ·
(360) 413-8525 Dr. Hongsheng Guo, MDOlympia, WA · $3,073 in drug and device payments (2025) · Telehealth ·
(360) 923-7000 Dr. Kamal Joshi, M.D.Olympia, WA · $4,667 in drug and device payments (2025) ·
(360) 413-8525 Dr. Robert Wark, MDOlympia, WA · $257 in drug and device payments (2025) ·
(360) 413-8525 Dr. George Dolack, MDRenton, WA · No drug or device payments recorded (2025) ·
(425) 251-5110 Dr. Hamilton Gillespie, MDRenton, WA · $2,160 in drug and device payments (2025) · Telehealth ·
(425) 690-3482 Dr. Hyon-he Garza, M.D.Richland, WA · $1,549 in drug and device payments (2025) · Telehealth ·
(509) 942-3095 Dr. Ken Curry, MDRichland, WA · $8,030 in drug and device payments (2025) · Telehealth ·
(509) 942-2372 Dr. Venkata Pendyala, M.D.Richland, WA · $1,897 in drug and device payments (2025) ·
(509) 942-3272 Dr. Arun Raghav Mahankali Sridhar, MD, MPHSeattle, WA · $91,032 in drug and device payments (2025) · Telehealth ·
(206) 543-6420 Dr. Babak Nazer, MDSeattle, WA · $33,285 in drug and device payments (2025) · Telehealth ·
(206) 520-5000 Dr. Carlos Alves, M.D.Seattle, WA · $1,136 in drug and device payments (2025) · Telehealth ·
(206) 326-3000 Dr. Charles Cheng Huei Lin, M.D.C.M.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 685-1397 Dr. Christian Ngo, M.D., M.S.Seattle, WA · $1,195 in drug and device payments (2025) · Telehealth ·
(206) 520-5000 Dr. Darryl Wells, MDSeattle, WA · $4,422 in drug and device payments (2025) · Telehealth ·
(206) 861-8550 Dr. David Rosenthal, MDSeattle, WA · $1,403 in drug and device payments (2025) · Telehealth ·
(206) 215-4545 Dr. Eathar Razak, M.D.Seattle, WA · $9,070 in drug and device payments (2025) · Telehealth ·
(206) 341-1111 Dr. Gust Bardy, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 598-4680 Dr. Jad Swingle, MDSeattle, WA · $377 in drug and device payments (2025) · Telehealth ·
(206) 341-1111 Dr. Jeanne Poole, MDSeattle, WA · $22,994 in drug and device payments (2025) · Telehealth ·
(206) 598-4300 Dr. Jordan Prutkin, M.D., M.H.S.Seattle, WA · No drug or device payments recorded (2025) · Telehealth ·
(206) 543-0065 Dr. Kasturi Ghia, MDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 326-3020 Dr. Kristen PattonSeattle, WA · No drug or device payments recorded (2025) · Telehealth ·
(206) 598-4300 Dr. Makoto Nagahama, M.D.Seattle, WA · $5,470 in drug and device payments (2025) · Telehealth ·
(206) 520-5000 Dr. Nazem Akoum, M.D.Seattle, WA · $1,698 in drug and device payments (2025) · Telehealth ·
(206) 598-4300 Dr. Neal Chatterjee, M.D.Seattle, WA · No drug or device payments recorded (2025) · Telehealth ·
(206) 520-5000 Dr. Nilubon MethachittiphanSeattle, WA · No drug or device payments recorded (2025) ·
(206) 685-1397 Dr. Peter KudenchukSeattle, WA · No drug or device payments recorded (2025) ·
(206) 598-4300 Dr. Robert RhoSeattle, WA · $3,930 in drug and device payments (2025) · Telehealth ·
(206) 731-3475 Dr. Toshimasa Okabe, MDSeattle, WA · $16,854 in drug and device payments (2025) · Telehealth ·
(206) 215-4545 Dr. Uyanga Batnyam, MDSeattle, WA · $3,023 in drug and device payments (2025) · Telehealth ·
(206) 520-5000 Dr. Archana Rajdev, MDSilverdale, WA · $4,641 in drug and device payments (2025) ·
(564) 240-4200 Dr. Chinonso Opara, MDSpokane, WA · $753 in drug and device payments (2025) ·
(844) 552-2734 Dr. Donald Chilson, MDSpokane, WA · No drug or device payments recorded (2025) ·
(509) 838-2960 Dr. Eteri Byazrova, MDSpokane, WA · No drug or device payments recorded (2025) ·
(509) 838-7711 Common questions
How many Clinical Cardiac Electrophysiology providers are in Washington?There are 75 Clinical Cardiac Electrophysiology providers with active NPI records practicing in Washington, according to federal NPPES data refreshed monthly.
Do Clinical Cardiac Electrophysiology providers in Washington offer telehealth?Yes. 41 of the 75 Clinical Cardiac Electrophysiology providers in Washington (about 55%) report offering telehealth services in CMS data.
Which cities in Washington have the most Clinical Cardiac Electrophysiology providers?Seattle (23), Spokane (10), Tacoma (8) have the highest concentration of Clinical Cardiac Electrophysiology providers in Washington.
How many Clinical Cardiac Electrophysiology providers in Washington received drug or device company payments?54 of 75 Clinical Cardiac Electrophysiology providers in Washington (72%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Do most Clinical Cardiac Electrophysiologists in Washington work in independent practices or large health systems?Among 60 Clinical Cardiac Electrophysiologists in Washington enrolled in Medicare, 2% bill through a solo or small practice with fewer than 10 clinicians, 12% through a mid-size group of 10 to 99, and 87% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Clinical Cardiac Electrophysiologists in Washington work at?According to CMS facility affiliation records, the Washington hospitals where the most Clinical Cardiac Electrophysiologists hold privileges are University of Washington Medical Ctr in Seattle; Harborview Medical Center in Seattle; Evergreenhealth Medical Center in Kirkland.
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