Registry data as of Aug 27, 2026

Emily Custer

Internal Medicine Physician · Chicago, IL

Emily Custer is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1174218846, issued on Apr 10, 2023. Check the license (Illinois 0361797777, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1174218846
Name
Emily Custer
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
0361797777 IL
HS000240L PA
Self-reported in NPPES; status is on the state search
Practice location
1725 W Harrison St Ste 10, Chicago, IL 60612
Phone
(312) 942-7030
Enumerated
Apr 10, 2023
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 10

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

  1. Erin Balza, LCSWClinical Social Worker1336012087
  2. Bina Desai, MDInternal Medicine Physician1467617845
  3. Shannon Gallagher, DOHospice and Palliative Medicine (Internal Medicine) Physician1043731334
  4. Manuel Antonio Hache Marliere, MDPulmonary Disease Physician1548821598
  5. Jaewon Jung, MDHospice and Palliative Medicine (Physical Medicine & Rehabilitation) Physician1144858788
  6. Rosa Katz, APRNAcute Care Nurse Practitioner1134817869

Verify Emily Custer 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 0361797777
    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.

94% fewer Medicare Part D claims than the average internal medicine physician in 2024

163 Medicare Part D claims for 63 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.

  1. Emily Custer163
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium13 claims
  2. Fluticasone Propionate11 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.

3,291 internal medicine physician records list a Chicago practice address

They are 3,291 of the 63,379 NPPES records with a Chicago practice address, and 8,522 internal medicine physician records in Illinois.

Other internal medicine physician records in Illinois

  1. Peter Abadeer, D.O.Bloomington, IL1760469522
  2. Pamela Abadi, D.O.Winfield, IL1588820179
  3. Motaz Abas, MDPeoria, IL1215510201
  4. Elias Abate, M.D.Chicago, IL1336712199
  5. Maliha Abbas, D.O.Chicago, IL1174963920
  6. Zareena Abbas, MDChicago, IL1427078872
  7. Abu Abbasi, MDChicago, IL1083243877
  8. Ayesha Abbasi, MDChicago, IL1376216705
  9. Khalda Abbasi, MDNaperville, IL1487705240
  10. Misha Abbasi, MDChicago, IL1770111635

Common questions

What is Emily Custer's NPI number?

Emily Custer's National Provider Identifier (NPI) is 1174218846, issued on Apr 10, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Emily Custer located?

The NPPES record lists a practice address at 1725 W Harrison St Ste 10, Chicago, IL, 60612. Phone: (312) 942-7030. Providers update this record themselves, so call before visiting.

How can I verify Emily Custer's license?

NPPES lists Illinois license number 0361797777, 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 Emily Custer prescribe under Medicare Part D?

In 2024, Emily Custer had 163 Medicare Part D claims for 63 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

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.