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

Dr. Alex Katz, MD

Individual provider Internal Medicine Physician · NPI 1124474655

Dr. Alex Katz, MD is a Pediatric Medicine in Orange, California. Graduated from University of Southern California Keck School of Medicine in 2016, 10 years ago. Practices with Childrens Hospital of Orange County, a 71-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
10
Trained at
University of Southern California Keck School of Medicine
Licensed in
CA
In the registry since
2016
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

101 The City Dr S
Orange, CA 92868-3201
Phone: (714) 456-7890
Show map & directions

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

Additional practice locations (1)

  • 1201 W La Veta Ave, Orange, CA 92868-4203 — (714) 509-8709

Specialties & licences

Pediatric Pulmonology Physician (primary) Taxonomy 2080P0214X · Licence A150428 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A150428 (CA)
Pediatrics Physician Taxonomy 208000000X · Licence A150428 (CA)
Pediatric Critical Care Medicine Physician Taxonomy 2080P0203X · Licence A150428 (CA)

Record details

NPI number1124474655
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 13, 2016
Last updated in NPPESJune 24, 2025
Certification dateJune 24, 2025
Mailing address1201 W La Veta Ave, Orange, CA 92868-4203

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPEDIATRIC MEDICINE
Medical schoolUNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
Graduated 2016 (10 years in practice)
Group practice Childrens Hospital Of Orange County — 71 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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