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

Raymond J. Esparza MD Inc

Organization Internal Medicine Physician · NPI 1578648523

Raymond J. Esparza MD Inc is an Internal Medicine Physician in San Dimas, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

1330 W Covina Blvd Ste 203
San Dimas, CA 91773-3200
Phone: (909) 394-0044
Fax: (909) 394-6133
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G77594 (CA)

Record details

NPI number1578648523
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Raymond Esparza — Ceo · (909) 394-0044
NPI enumeratedOctober 26, 2006
Last updated in NPPESSeptember 10, 2007
Mailing address1330 W Covina Blvd, Ste 203, San Dimas, CA 91773-3200

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