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

Stevie Mazyck, MD

Individual provider Internal Medicine Physician · NPI 1902835697

Stevie Mazyck, MD is an Internal Medicine in Walla Walla, Washington. Graduated from Medical University of South Carolina College of Medicine in 2000, 26 years ago. Practices with Providence Health and Services - Washington, a 264-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois and Washington.

Years since qualifying
26
Trained at
Medical University of South Carolina College of Medicine
Licensed in
IL, WA
In the registry since
2006
Specialties on file
2
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

401 W Poplar St
Walla Walla, WA 99362-2846
Phone: (509) 897-3320
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 820 N Chelan Ave, Wenatchee, WA 98801-2028 — (509) 663-8711

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD60616133 (WA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 036109544 (IL)

Record details

NPI number1902835697
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 3, 2006
Last updated in NPPESOctober 25, 2023
Certification dateOctober 25, 2023
Mailing address820 N Chelan Ave, Wenatchee, WA 98801-2028

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMEDICAL UNIVERSITY OF SOUTH CAROLINA COLLEGE OF MEDICINE
Graduated 2000 (26 years in practice)
Group practice Providence Health And Services - Washington — 264 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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