NPPES file of Aug 9, 2026

Ian Robert Macumber, M.D.

Pediatrics Physician · Chicago, IL

Ian Robert Macumber, M.D. is a pediatrics physician with a practice address in Chicago, Illinois, and NPI 1891922886, issued on Jun 17, 2009. Check the license (Illinois 125-056527, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891922886
Name
Ian Robert Macumber
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
125-056527 IL
Self-reported in NPPES; status is on the state search
Practice location
1653 W Congress Parkway, Chicago, IL 60612
Phone
(978) 846-1443
Enumerated
Jun 17, 2009
Record last updated
Jul 20, 2015 (not updated in 11 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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8 nearest pediatrics physician records → All 3,176 in Illinois → Look up another NPI →

Also registered at 1653 W Congress Parkway

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

  1. Leila Azarbad, PHDClinical Psychologist1134388317
  2. Kristina Butler, PHDClinical Psychologist1366188351
  3. Meghan CrispOccupational Therapist1720205206
  4. Mardia Elfakhery, MDAnesthesiology Physician1043749328
  5. Ivonne Hobfoll, PH.D.Clinical Psychologist1679688246
  6. Jacob Manske, M.D.Neurology Physician1801277918

Verify Ian Robert Macumber 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 125-056527    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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Industry payments in 2024: $28.58

1 payment: food and beverage; the largest payer was Alnylam Pharmaceuticals Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ian Macumber$28.58
  2. Specialty average$842.05

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Ian Robert Macumber among 3,176 pediatrics physician records in Illinois

Ian Robert Macumber, M.D. is one of 3,176 pediatrics physician records with a practice address in Illinois. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 55% of them.

  • NPI issued2009 · 55% of these records are older, 42% newer
  • In a Medicare fileYes · 32% of these records are
  • In the CMS Doctors and Clinicians fileNo · 7% of these records are
  • Record last updated2015 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,142 pediatrics physician records list a practice address in Chicago

They are 1,142 of the 63,379 NPPES records with a practice address in Chicago, and 3,176 pediatrics physician records in Illinois.

All 3,176 in Illinois → Every provider in Chicago → Pediatrics Physician nationwide →

The 8 pediatrics physician records with the nearest ZIP codes

  1. Rolanco Balagtas, M.D.Chicago, IL 606121417987363
  2. Edmundo Cortez, M.D.Chicago, IL 606121386675098
  3. Carrie Drazba, M.D.Chicago, IL 606121124095385
  4. Armand Gonzalzles, M.D.Chicago, IL 606121104823228
  5. Mary Lewis, MDChicago, IL 606121568492940
  6. Gina Lowell, M.D.Chicago, IL 606121487605143
  7. Clarence Parks, M.D.Chicago, IL 606121245203512
  8. Mita Patel, M.D.Chicago, IL 606121447299672

Common questions

What is Ian Robert Macumber, M.D.'s NPI number?

Ian Robert Macumber, M.D.'s National Provider Identifier (NPI) is 1891922886, issued on Jun 17, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Ian Robert Macumber, M.D. located?

The NPPES record lists a practice address at 1653 W Congress Parkway, Chicago, IL, 60612. Phone: (978) 846-1443. Providers update this record themselves, so call before visiting.

How can I verify Ian Robert Macumber, M.D.'s license?

NPPES lists Illinois license number 125-056527, 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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.