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

Calvin John Ruiz, MD

Individual provider Family Medicine Physician · NPI 1780188755

Calvin John Ruiz, MD is a Family Practice in Redding, California. Qualified in 2017, 9 years ago. Practices with Shasta Community Health Center, a 63-clinician group and accepts Medicare assignment. Licensed in Arkansas and California.

Years since qualifying
9
Licensed in
AR, CA
In the registry since
2018
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

1035 Placer St # CA
Redding, CA 96001-1170
Phone: (530) 246-5710
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 174162 (CA)
Family Medicine Physician Taxonomy 207Q00000X · Licence E-12957 (AR)

Record details

NPI number1780188755
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 22, 2018
Last updated in NPPESAugust 4, 2021
Certification dateAugust 4, 2021

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Shasta Community Health Center — 63 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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