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

Dr. John Reinier Favor Narvaez, MD, MPH

Individual provider Surgery Physician · NPI 1396131850

Dr. John Reinier Favor Narvaez, MD, MPH is a General Surgery in Torrance, California. Graduated from University of California, San Francisco School of Medicine in 2015, 11 years ago. Practices with Guam Healthcare Development Incorporated, a 209-clinician group and accepts Medicare assignment. Licensed in California, Guam and New York.

Years since qualifying
11
Trained at
University of California, San Francisco School of Medicine
Licensed in
CA, GU, NY
In the registry since
2015
Specialties on file
5
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

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Practice location Address checks out

1000 W Carson St
Torrance, CA 90502-2004
Phone: (424) 306-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence A177676 (CA)
Surgery Physician Taxonomy 208600000X · Licence M-2371 (GU)
Surgery Physician Taxonomy 208600000X · Licence 291376 (NY)
Surgical Critical Care Physician Taxonomy 2086S0102X · Licence M-2371 (GU)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1396131850
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , MPH
Sole proprietorNo
NPI enumeratedApril 11, 2015
Last updated in NPPESOctober 27, 2023
Certification dateMay 10, 2023

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolUNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduated 2015 (11 years in practice)
Group practice Guam Healthcare Development Incorporated — 209 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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