Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mark W Beiter, DO

Individual provider Internal Medicine Physician · NPI 1740323740

Mark W Beiter, DO is a Hospice/Palliative Care in Seattle, Washington. Graduated from Arizona College of Osteopathic Medicine Mid Western University in 2005, 21 years ago. Practices with Virginia Mason Medical Center, a 867-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Washington.

Years since qualifying
21
Trained at
Arizona College of Osteopathic Medicine Mid Western University
Licensed in
WA
In the registry since
2007
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

925 Seneca St
Seattle, WA 98101-2742
Phone: (206) 583-6079
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence OP00002299 (WA)

Record details

NPI number1740323740
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedFebruary 15, 2007
Last updated in NPPESJuly 1, 2013
Mailing address1100 9th Ave, Seattle, WA 98101-2756

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHOSPICE/PALLIATIVE CARE
Also practisesINTERNAL MEDICINE
Medical schoolARIZONA COLLEGE OF OSTEOPATHIC MEDICINE MID WESTERN UNIVERSITY
Graduated 2005 (21 years in practice)
Group practice Virginia Mason Medical Center — 867 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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