NPPES file of Aug 9, 2026

Erum Arain, M.D.

Pulmonary Disease Physician · Westmont, IL

Erum Arain, M.D. is a pulmonary disease physician with a practice address in Westmont, Illinois, and NPI 1134462377, issued on Apr 5, 2013. Check the license (Illinois 036140376, 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
1134462377
Name
Erum Arain
Credential
M.D.
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
036140376 IL
Self-reported in NPPES; status is on the state search
Practice location
700 E Ogden Ave Ste 202, Westmont, IL 60559
Phone
(630) 789-9785
Enumerated
Apr 5, 2013
Record last updated
Aug 9, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190729000313); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2013
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 700 E Ogden Ave Ste 202

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

  1. Michael Ahart, APNAcute Care Nurse Practitioner1346750767
  2. Magic Allen, AGACNP-BCAcute Care Nurse Practitioner1376080630
  3. Lazaro Anguiano Munoz, FNP-CCritical Care Medicine Nurse Practitioner1407608086
  4. Imtiaz Arain, MDPulmonary Disease Physician1922113976
  5. Darrell ArevaloFamily Nurse Practitioner1417444373
  6. Rohini AttavaneFamily Nurse Practitioner1447771860

Verify Erum Arain 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 036140376
    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

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

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64% fewer Medicare Part D claims than the average pulmonary disease physician in 2024

512 Medicare Part D claims for 90 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 71% of claims.

  1. Erum Arain512
  2. Specialty average1,425

Most prescribed

  1. Trelegy Ellipta181 claims
  2. Albuterol Sulfate Hfa54 claims
  3. Montelukast Sodium42 claims
  4. Breo Ellipta35 claims
  5. Anoro Ellipta30 claims
  6. Azithromycin23 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $9,924.55

30 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Erum Arain$9,924.55
  2. Specialty average$5,159.88

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

Bills Medicare through one group practice

  1. Suburban Pulmonary And Sleep Associates LtdWestmont, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Erum Arain among 617 pulmonary disease physician records in Illinois

Erum Arain, M.D. is one of 617 pulmonary disease physician records with a practice address in Illinois. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 72% of them.

  • NPI issued2013 · 72% of these records are older, 26% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2013 · median 2005 among the 444 with a school on file
  • Record last updated2019 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

16 pulmonary disease physician records list a practice address in Westmont

They are 16 of the 814 NPPES records with a practice address in Westmont, and 617 pulmonary disease physician records in Illinois.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Imtiaz Arain, MDWestmont, IL 605591922113976
  2. Matthew Baugh, M.D.Westmont, IL 605591942309125
  3. Arthur Fox, MDWestmont, IL 605591417934787
  4. Peter Freebeck, M.D.Westmont, IL 605591417931445
  5. Inderjit Hansra-Godfrey, M.D., M.S.Westmont, IL 605591902818768
  6. Paul Jagielo, MDWestmont, IL 605591457338626
  7. Usman Khan, M.D.Westmont, IL 605591831352467
  8. John Porcelli, MDWestmont, IL 605591619944675

Common questions

What is Erum Arain, M.D.'s NPI number?

Erum Arain, M.D.'s National Provider Identifier (NPI) is 1134462377, issued on Apr 5, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Erum Arain, M.D. located?

The NPPES record lists a practice address at 700 E Ogden Ave Ste 202, Westmont, IL, 60559. Phone: (630) 789-9785. Providers update this record themselves, so call before visiting.

How can I verify Erum Arain, M.D.'s license?

NPPES lists Illinois license number 036140376, 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.

How much does Erum Arain, M.D. prescribe under Medicare Part D?

In 2024, Erum Arain, M.D. had 512 Medicare Part D claims for 90 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.

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.

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.