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

Marilyn Featherston, DO

Individual provider Pediatrics Physician · NPI 1912312547

Marilyn Featherston, DO is a Pediatrics Physician in Chicago, Illinois. Works from 3 locations. Licensed in Illinois and Pennsylvania.

Licensed in
IL, PA
In the registry since
2014
Specialties on file
3
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

1725 W Harrison St Ste 710
Chicago, IL 60612-3863
Phone: (312) 942-5000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 6405 S Promontory Dr, Chicago, ID 60649 — (773) 363-6700
  • 3401 Civic Center Blvd, Philadelphia, PA 19104 — (215) 590-6336

Specialties & licences

Developmental - Behavioral Pediatrics Physician (primary) Taxonomy 2080P0006X · Licence 036.152651 (IL)
Pediatrics Physician Taxonomy 208000000X · Licence 125-065670 (IL)
Developmental - Behavioral Pediatrics Physician Taxonomy 2080P0006X · Licence OT017636 (PA)

Record details

NPI number1912312547
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 23, 2014
Last updated in NPPESJune 11, 2020
Certification dateJune 11, 2020
Mailing address1725 W Harrison St Ste 710, Chicago, IL 60612-3863

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