Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Jonathan R De Guzman, PA

Surgical Physician Assistant in Mission Hills, CA · enumerated 2006.

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

National Provider Identifier

1225121924

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Mr. Jonathan R De Guzman

Credential PA

Sex Male

Practice address 11550 Indian Hills Rd, Suite 241, Mission Hills, CA, 91345

Phone (818) 361-0136

Fax (818) 361-0136

Enumeration date Oct 2, 2006

Last updated in NPPES Sep 21, 2010

Taxonomy & licenses

363AS0400X Surgical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 011095 (NY) Primary

PA · Physician Assistant: A licensed clinician who practices medicine in collaboration with physicians, trained in a graduate PA program. About the PA credential

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Jonathan De Guzman?

The National Provider Identifier (NPI) for Jonathan De Guzman is 1225121924, a Type 1 (individual) record in the CMS NPPES registry.

Where does Jonathan De Guzman practice?

The practice location on file with NPPES is in Mission Hills, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-09-21.