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

Roy Harper Jackson M D Inc

Organization Internal Medicine Physician · NPI 1659452092

Roy Harper Jackson M D Inc is an Internal Medicine Physician in Pasadena, 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

65 N Madison Ave Ste 709
Pasadena, CA 91101-2046
Phone: (626) 792-4185
Fax: (626) 792-7358
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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 G30184 (CA)

Record details

NPI number1659452092
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Roy Jackson — President Ceo · (626) 792-4185
Other names Health Care Institute Medical Group; Health Care Institute Medical Group
NPI enumeratedOctober 18, 2006
Last updated in NPPESNovember 24, 2025
Certification dateNovember 24, 2025
Mailing address65 N Madison Ave Ste 709, Pasadena, CA 91101-2046

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