Registry data as of Aug 27, 2026

Ester Dionisio, MD

Specialist · Chicago, IL

Ester Dionisio, MD is a specialist with a practice address in Chicago, Illinois, and NPI 1265598486, issued on Dec 29, 2006. Check the license with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1265598486
Name
Ester Dionisio
Credential
MD
Primary taxonomy
Specialist 174400000X
Practice location
1044 N Mozart St, Chicago, IL 60622
Phone
(773) 489-2913
Enumerated
Dec 29, 2006
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 1044 N Mozart St

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

  1. Mahenoor Ahmed, DDSDentist1356009542
  2. George Ampalloor, MDPediatrics Physician1194733584
  3. Elise Kaye, CNMAdvanced Practice Midwife1922482041
  4. Emily Kroening, M.D.Student in an Organized Health Care Education/Training Program1821251570
  5. Christine Nowicki, LCSWClinical Social Worker1194342584
  6. Sean O'Connor, PTPhysical Therapist1912581760

Verify Ester Dionisio in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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
Find the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Specialist providers in Illinois

There are 1,419 specialist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,419 in Illinois → Every provider in Chicago →

Other specialist records in Illinois

  1. Sandra . Drewes, MDWinfield, IL1518056670
  2. Laketa AaronBellwood, IL1508508490
  3. Carrie Abbott-Walk, M.ED, DTDekalb, IL1841496171
  4. Suhair Abdel-Jalil, MDEvanston, IL1174572929
  5. Babak Abdollahshamshirsaz, M.D.Chicago, IL1447585765
  6. Syed Abdul-Aziz, MDBelleville, IL1114906005
  7. Steven Abern, M.D.Park Ridge, IL1922027424
  8. Richard AbramsChicago, IL1003992413
  9. Cherie AdamsEvanston, IL1063645810
  10. Robyn AdamsHerrin, IL1245216282

Common questions

What is Ester Dionisio, MD's NPI number?

Ester Dionisio, MD's National Provider Identifier (NPI) is 1265598486, issued on Dec 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ester Dionisio, MD located?

The NPPES record lists a practice address at 1044 N Mozart St, Chicago, IL, 60622. Phone: (773) 489-2913. Providers update this record themselves, so call before visiting.

How can I verify Ester Dionisio, MD's license?

Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Compiled from official public sources by the editorial process.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.