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

Barton Thomas Billeci, MD

Individual provider Adolescent Medicine (Internal Medicine) Physician · NPI 1154407237

Barton Thomas Billeci, MD is an Adolescent Medicine (Internal Medicine) Physician in Irvine, California. Practices as a sole proprietor. Licensed in California.

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

4050 Barranca Pkwy Ste 250
Irvine, CA 92604-7706
Phone: (949) 653-1173
Fax: (949) 653-1152
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adolescent Medicine (Internal Medicine) Physician (primary) Taxonomy 207RA0000X · Licence G0768740 (CA)

Record details

NPI number1154407237
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 31, 2006
Last updated in NPPESJuly 8, 2007
Mailing address4050 Barranca Pkwy, Suite 250, Irvine, CA 92604-7706

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