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

Dr. Ross H Ronish, MD

Individual provider Public Health & General Preventive Medicine Physician · NPI 1023133451

Dr. Ross H Ronish, MD is a Public Health & General Preventive Medicine Physician in Toppenish, Washington. Licensed in Washington. Registered with an NPI since 2007.

Licensed in
WA
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

518 W 1st Ave
Toppenish, WA 98948-1564
Phone: (509) 865-6175
Fax: (509) 865-3598
Show map & directions

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

Specialties & licences

Occupational Medicine Physician (primary) Taxonomy 2083X0100X · Licence MD00027446 (WA)
Public Health & General Preventive Medicine Physician Taxonomy 2083P0901X · Licence MD00027446 (WA)

Record details

NPI number1023133451
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 21, 2007
Last updated in NPPESJanuary 22, 2008
Mailing address518 W 1st Ave, Toppenish, WA 98948-1564

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