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Gregory J Joy MD Acute Care Services Inc

Internal Medicine Physician in Mission Viejo, CA · enumerated 2010 · authorized official Dawn Reimer, Credentialing.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1700187291

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Registry record

Entity type Organization (Type 2)
Legal business name Gregory J Joy MD Acute Care Services Inc
Practice address 26922 Oso Pkwy, Suite 380, Mission Viejo, CA, 92691
Phone (949) 582-5430
Fax (949) 582-2943
Enumeration date Nov 15, 2010
Last updated in NPPES Jan 20, 2012

Taxonomy & classification

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians · License G25323 (CA) Secondary
207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License G25323 (CA) Primary

Authorized official

Name Dawn Reimer
Title Credentialing
Phone (949) 294-0692

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

Who is the authorized official for Gregory J Joy MD Acute Care Services Inc?
NPPES lists Dawn Reimer (Credentialing) as the authorized official for this organization.
What is the NPI number for Gregory J Joy MD Acute Care Services Inc?
The NPI for Gregory J Joy MD Acute Care Services Inc is 1700187291, a Type 2 (organization) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-01-20.