NPPES file of Aug 9, 2026

Marilyn Featherston, D.O.

Developmental - Behavioral Pediatrics Physician · Chicago, IL

Marilyn Featherston, D.O. is a developmental - behavioral pediatrics physician with a practice address in Chicago, Illinois, and NPI 1912312547, issued on Jun 23, 2014. Check the license (Illinois 036.152651, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1912312547
Name
Marilyn Featherston
Credential
D.O.
Primary taxonomy
Developmental - Behavioral Pediatrics Physician 2080P0006X
License numbers
036.152651 IL
125-065670 IL
OT017636 PA
Self-reported in NPPES; status is on the state search
Practice location
1725 W Harrison St Ste 710, Chicago, IL 60612
Phone
(312) 942-5000
Enumerated
Jun 23, 2014
Record last updated
Jun 11, 2020 (not updated in 6 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1725 W Harrison St Ste 710

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Reham Abdou, M.DPediatric Gastroenterology Physician1629350855
  2. Samantha Anderson, MSGenetic Counselor (M.S.)1568204238
  3. Katherine Bean, MDPediatrics Physician1215450382
  4. Aparna Bindiganavle, DNPPediatric Nurse Practitioner1184260762
  5. Alison Conn, MS, CGCGenetic Counselor (M.S.)1023726718
  6. Ariel Conners, PNPPediatric Nurse Practitioner1164990131

Verify Marilyn Featherston in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036.152651
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Illinois license search

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Developmental - Behavioral Pediatrics Physician providers in Illinois

There are 41 developmental - behavioral pediatrics physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other developmental - behavioral pediatrics physician records in Illinois

  1. Maria Balsa Guerrero, M.D.Chicago, IL1982066957
  2. Sarah Bauer, MDChicago, IL1174790745
  3. Lauren Boyd, M.DMaywood, IL1518132075
  4. Dana Brazdziunas, MDChicago, IL1790759009
  5. Evora Brent, MDEvanston, IL1326335514
  6. Abigail CantalupoWood River, IL1083542617
  7. Renee Carlson, DTPrinceton, IL1245322759
  8. Ayesha Cheema-Hasan, MDClarendon Hills, IL1679597637
  9. Sue Clark, MDPeoria, IL1174597371
  10. Larry Desch, M.D.Oak Lawn, IL1912016783

Common questions

What is Marilyn Featherston, D.O.'s NPI number?

Marilyn Featherston, D.O.'s National Provider Identifier (NPI) is 1912312547, issued on Jun 23, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Marilyn Featherston, D.O. located?

The NPPES record lists a practice address at 1725 W Harrison St Ste 710, Chicago, IL, 60612. Phone: (312) 942-5000. Providers update this record themselves, so call before visiting.

How can I verify Marilyn Featherston, D.O.'s license?

NPPES lists Illinois license number 036.152651, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.