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

Joseph Demetrius Hernandez, MD, PHD

Individual provider Pediatrics Physician · NPI 1104052232

Joseph Demetrius Hernandez, MD, PHD is an Allergy/Immunology in Palo Alto, California. Graduated from University of California, Geffen School of Medicine in 2007, 19 years ago. Practices with Lpch Medical Group Div of Lucile, a 337-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
19
Trained at
University of California, Geffen School of Medicine
Licensed in
CA
In the registry since
2009
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

725 Welch Rd
Palo Alto, CA 94304-1601
Phone: (650) 497-8000
Show map & directions

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

Additional practice locations (1)

  • 269 Campus Dr, Stanford, CA 94305-5366 — (650) 723-5227

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence A107450 (CA)
Pediatrics Physician Taxonomy 208000000X · Licence A107450 (CA)

Record details

NPI number1104052232
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedJune 3, 2009
Last updated in NPPESApril 26, 2024
Certification dateApril 26, 2024

Medicare enrollment

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

Medicare specialtyALLERGY/IMMUNOLOGY
Also practisesPEDIATRIC MEDICINE
Medical schoolUNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice Lpch Medical Group Div Of Lucile — 337 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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