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

Individual provider Internal Medicine Physician · NPI 1043416191

Dr. Mark Worrall Sands, MD is an Internal Medicine in Bend, Oregon. Qualified in 2001, 25 years ago. Practices with St Charles Health System Inc, a 177-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Oregon.

Years since qualifying
25
Licensed in
OR
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2500 NE Neff Rd
Bend, OR 97701-6015
Phone: (541) 706-5811
Fax: (541) 706-5867
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2800 N Vancouver Ave, Portland, OR 97227-1630 — (503) 413-2901

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD27962 (OR)

Record details

NPI number1043416191
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 25, 2007
Last updated in NPPESSeptember 3, 2021
Certification dateSeptember 3, 2021
Mailing address335 Nw Uptown Ter, 1a, Portland, OR 97210-5555

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2001 (25 years in practice)
Group practice St Charles Health System Inc — 177 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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