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

Roman Gabriel Nepomuceno, MD

Individual provider Emergency Medicine Physician · NPI 1417715558

Roman Gabriel Nepomuceno, MD is a Thoracic Surgery in Porter Ranch, California. Graduated from University of Manitoba, Faculty of Medicine in 2013, 13 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
13
Trained at
University of Manitoba, Faculty of Medicine
Licensed in
CA
In the registry since
2024
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

11401 Porter Ranch Dr Apt 6304
Porter Ranch, CA 91326-4645
Phone: (424) 473-3705
Show map & directions

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

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence 194636 (CA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 194636 (CA)

Record details

NPI number1417715558
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 12, 2024
Last updated in NPPESDecember 30, 2024
Certification dateMarch 12, 2024

Medicare enrollment

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

Medicare specialtyTHORACIC SURGERY
Medical schoolUNIVERSITY OF MANITOBA, FACULTY OF MEDICINE
Graduated 2013 (13 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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