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

Brett Barrett, DO

Individual provider Pediatric Endocrinology Physician · NPI 1124465877

Brett Barrett, DO is a Pediatric Endocrinology Physician in Oak Lawn, Illinois. Licensed in Pennsylvania. Registered with an NPI since 2013.

Licensed in
PA
In the registry since
2013
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

9555 S 52nd Ave
Oak Lawn, IL 60453-3054
Phone: (708) 684-5437
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Endocrinology Physician (primary) Taxonomy 2080P0205X · Licence MT210713 (PA)

Record details

NPI number1124465877
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 3, 2013
Last updated in NPPESDecember 21, 2021
Certification dateDecember 21, 2021
Mailing address9555 S 52nd Ave, Oak Lawn, IL 60453-3054

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