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

Thomas a Hryniewicki M D Inc

Organization Internal Medicine Physician · NPI 1962705160

Thomas a Hryniewicki M D Inc is an Internal Medicine Physician in Orange, California. Licensed in California. Registered with an NPI since 2010.

Licensed in
CA
In the registry since
2010
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

845 E Chapman Ave
Orange, CA 92866-1622
Phone: (714) 997-2899
Fax: (714) 289-7062
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G50543 (CA)

Record details

NPI number1962705160
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Thomas Hryniewicki — Owner · (714) 997-2899
NPI enumeratedDecember 9, 2010
Last updated in NPPESDecember 9, 2010
Mailing address845 E Chapman Ave, Orange, CA 92866-1622

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