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

Individual provider Specialist · NPI 1245321165

Dr. Fernando A Montelongo, MD is a Family Practice in Orange, California. Graduated from University of California, Irvine, California College of Medicine in 1979, 47 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
47
Trained at
University of California, Irvine, California College of Medicine
Licensed in
CA
In the registry since
2006
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

932 E Chapman Ave
Orange, CA 92866-2109
Phone: (714) 997-8050
Fax: (714) 997-5075
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence G45460 (CA)

Record details

NPI number1245321165
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 27, 2006
Last updated in NPPESAugust 4, 2015

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF CALIFORNIA, IRVINE, CALIFORNIA COLLEGE OF MEDICINE
Graduated 1979 (47 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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