Internal Medicine Doctors in Washington
Data updated monthly · Last refresh October 2026
3,092 Internal Medicine providers practice in Washington, including 697 (23%) 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.
3,092providers
697telehealth
Seattletop city
Internal Medicine by city in Washington
Choose a city to see providers there.
Internal Medicine 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. Wayne Lin, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(504) 251-5611 Dr. Wende Wood, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 223-2611 Dr. William Hazzard, MDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 764-2723 Dr. William Ludwig, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 326-2400 Dr. William Woo, MDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 320-3335 Dr. Wylie BurkeSeattle, WA · No drug or device payments recorded (2025) ·
(206) 616-2135 Dr. Xiaochang Song, MDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 520-5000 Dr. Xiaoxue Huang, MDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 543-0065 Dr. Xi Li, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 598-4333 Dr. Yenny Rosli, MDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 543-6806 Dr. Yu Han, MDSeattle, WA · No drug or device payments recorded (2025) · Telehealth ·
(425) 553-4325 Dr. Zachary Boas, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 680-1822 Dr. Zachary Zimmerman, MD Dr. Allen Johnson, MDSedro Woolley, WA · $6 in drug and device payments (2025) ·
(360) 856-4222 Dr. Chelle Moat, M.D.Sedro Woolley, WA · No drug or device payments recorded (2025) ·
(360) 855-2627 Dr. Gursharan Kaur, M.D.Sedro Woolley, WA · $86 in drug and device payments (2025) ·
(360) 856-8800 Dr. Kevin Lee, M.D.Sedro Woolley, WA · $18 in drug and device payments (2025) ·
(917) 251-4067 Dr. Maninder Mahal, M.D.Sedro Woolley, WA · No drug or device payments recorded (2025) ·
(313) 916-2600 Dr. Teackle Martin, MDSedro Woolley, WA · No drug or device payments recorded (2025) ·
(360) 856-4222 Dr. Carl Weber, M.D.Sequim, WA · No drug or device payments recorded (2025) ·
(360) 582-2690 Dr. Carrie Sun, MDSequim, WA · No drug or device payments recorded (2025) ·
(360) 565-0999 Dr. George Mathew, M.D., PH.D.Sequim, WA · No drug or device payments recorded (2025) ·
(360) 775-3515 Dr. Harry Lyndes, M.D.Sequim, WA · No drug or device payments recorded (2025) ·
(360) 582-2623 Dr. John Yergan, MDSequim, WA · No drug or device payments recorded (2025) ·
(360) 582-2930 Dr. Samantha Reiter, MDSequim, WA · No drug or device payments recorded (2025) ·
(360) 582-2850 Dr. William Hobbs, MD 00022915Sequim, WA · No drug or device payments recorded (2025) ·
(360) 582-2850 Dr. David Anderson, M.D.Shelton, WA · No drug or device payments recorded (2025) ·
(360) 426-2653 Dr. Douglas Lindahl, D.O.Shelton, WA · No drug or device payments recorded (2025) ·
(360) 426-1611 Dr. In Kyu Yoo, M.D.Shelton, WA · No drug or device payments recorded (2025) ·
(360) 426-2500 Dr. Jimmy Wesson, M.D.Shelton, WA · No drug or device payments recorded (2025) ·
(360) 426-2500 Dr. Mark Schlauderaff, M.D.Shelton, WA · No drug or device payments recorded (2025) ·
(360) 426-2500 Dr. Bong Sup Kim, M.D.Shoreline, WA · No drug or device payments recorded (2025) ·
(206) 362-3361 Dr. Joel Hagedorn, M.D.Shoreline, WA · No drug or device payments recorded (2025) ·
(206) 546-5181 Dr. Johanna Wang, MDShoreline, WA · No drug or device payments recorded (2025) · Telehealth ·
(206) 401-3160 Dr. John Verrilli, MDShoreline, WA · No drug or device payments recorded (2025) ·
(206) 546-5181 Dr. Karina Mendoza, MDShoreline, WA · $14 in drug and device payments (2025) · Telehealth ·
(206) 520-5000 Dr. Kathleen Volkman, M.D.Shoreline, WA · $21 in drug and device payments (2025) ·
(206) 542-5656 Dr. Kathryn Zufall, M.D.Shoreline, WA · No drug or device payments recorded (2025) ·
(206) 546-5181 Dr. Sarah RoskamShoreline, WA · No drug or device payments recorded (2025) ·
(206) 542-5656 Dr. Sidra Aslam, D.O.Shoreline, WA · No drug or device payments recorded (2025) · Telehealth ·
(206) 401-3160 Dr. Soon Kimm, M.D.Shoreline, WA · No drug or device payments recorded (2025) ·
(206) 542-7606 Dr. Thomas Merritt, MDShoreline, WA · No drug or device payments recorded (2025) ·
(206) 546-5181 Dr. Alya Usman, MDSilverdale, WA · $37 in drug and device payments (2025) ·
(564) 240-3120 Dr. Amado Katigbak, M.D.Silverdale, WA · No drug or device payments recorded (2025) · Telehealth ·
(360) 307-7300 Dr. Ana Marie Digao, MDSilverdale, WA · No drug or device payments recorded (2025) ·
(360) 307-7300 Dr. Cassedy Mahrer Owen, D.O.Silverdale, WA · No drug or device payments recorded (2025) · Telehealth ·
(360) 307-7300 Dr. Dmitry Tsimberov, M.D.Silverdale, WA · No drug or device payments recorded (2025) ·
(360) 307-7300 Dr. Joel Martin, M.D.Silverdale, WA · $76 in drug and device payments (2025) · Telehealth ·
(360) 307-7300 Dr. Jon Rupert Tomada, M.D.Silverdale, WA · No drug or device payments recorded (2025) ·
(206) 475-9985 Dr. Jose Jeffrey Reasol, M.D.Silverdale, WA · No drug or device payments recorded (2025) ·
(360) 307-7300 Conditions Internal Medicine providers in Washington commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Washington?There are 3,092 Internal Medicine providers with active NPI records practicing in Washington, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in Washington offer telehealth?Yes. 697 of the 3,092 Internal Medicine providers in Washington (about 23%) report offering telehealth services in CMS data.
Which cities in Washington have the most Internal Medicine providers?Seattle (823), Tacoma (261), Spokane (231) have the highest concentration of Internal Medicine providers in Washington.
How many Internal Medicine providers in Washington received drug or device company payments?465 of 3,092 Internal Medicine providers in Washington (15%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Internal Medicine providers in Washington treat?Internal Medicine providers commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.
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 Internal Medicine Doctors in Washington work in independent practices or large health systems?Among 1,707 Internal Medicine Doctors in Washington enrolled in Medicare, 7% bill through a solo or small practice with fewer than 10 clinicians, 6% 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 Internal Medicine Doctors in Washington work at?According to CMS facility affiliation records, the Washington hospitals where the most Internal Medicine Doctors hold privileges are Swedish Medical Center in Seattle; St Joseph Medical Center in Tacoma; Providence Regional Medical Center Everett in Everett.
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