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

Ronald M Castonguay MD Inc

Organization Specialist · NPI 1770629701

Ronald M Castonguay MD Inc provides Specialist services in Fresno, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

7255 N Cedar Ave
Fresno, CA 93720-3831 Not confirmed with CMS for 17 years — call before visiting
Phone: (559) 431-5353
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence A55167 (CA)

Record details

NPI number1770629701
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ronald Castonguay — Ceo · (559) 431-5353
Other names Orthopaedic Surgery Inc
NPI enumeratedJanuary 29, 2007
Last updated in NPPESMarch 26, 2009
Mailing address7255 N Cedar Ave, Fresno, CA 93720-3831

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