NPPES file of Aug 9, 2026

Ann Marie Mauer, M.D.

Specialist · Chicago, IL

Ann Marie Mauer, M.D. is a specialist with a practice address in Chicago, Illinois, and NPI 1891705463, issued on Aug 8, 2006. Check the license (Illinois 036-090420, as entered in NPPES) with the Illinois board that licenses this profession; 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
1891705463
Name
Ann Marie Mauer
Credential
M.D.
Primary taxonomy
Specialist 174400000X
License number
036-090420 IL
Self-reported in NPPES; status is on the state search
Practice location
Center For Advanced Care, Chicago, IL 60657
Phone
(773) 296-7089
Enumerated
Aug 8, 2006
Record last updated
Dec 20, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(773) 296-7311
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.
Download card Updates feed

8 nearest specialist records → All 1,154 in Illinois → Look up another NPI →

Verify Ann Marie Mauer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 036-090420    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
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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

41% fewer Medicare Part D claims than the average specialist in 2024

814 Medicare Part D claims for 220 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D.

  1. Ann Mauer814
  2. Specialty average1,380

Most prescribed

  1. Anastrozole391 claims
  2. Tamoxifen Citrate76 claims
  3. Letrozole41 claims
  4. Prochlorperazine Maleate27 claims
  5. Alendronate Sodium21 claims
  6. Exemestane18 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.

Ann Marie Mauer among 1,154 specialist records in Illinois

Ann Marie Mauer, M.D. is one of 1,154 specialist records with a practice address in Illinois. 19% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 58% newer
  • In a Medicare fileYes · 19% of these records are
  • In the CMS Doctors and Clinicians fileNo · 11% of these records are
  • Record last updated2021 · 84% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Specialist providers in Illinois

There are 1,154 specialist records in Illinois.

All 1,154 in Illinois → Every provider in Chicago → Specialist nationwide →

The 8 specialist records with the nearest ZIP codes

  1. Babak Abdollahshamshirsaz, M.D.Chicago, IL 606571447585765
  2. Ina Beller, LCSWChicago, IL 606571164600029
  3. Juan Chediak, M.D.Chicago, IL 606571720098361
  4. Margaret Dauphin-Van Dyk, M.D.Chicago, IL 606571801852926
  5. Angela Frank, M.D.Chicago, IL 606571265485346
  6. Martin Greenberg, M.DChicago, IL 606571669698528
  7. Waldo Harvey, MDChicago, IL 606571942392055
  8. Noel Labak, MASSAGE THERAPISTChicago, IL 606571245402213

Common questions

What is Ann Marie Mauer, M.D.'s NPI number?

Ann Marie Mauer, M.D.'s National Provider Identifier (NPI) is 1891705463, issued on Aug 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ann Marie Mauer, M.D. located?

The NPPES record lists a practice address at Center For Advanced Care, Chicago, IL, 60657. Phone: (773) 296-7089. Providers update this record themselves, so call before visiting.

How can I verify Ann Marie Mauer, M.D.'s license?

NPPES lists Illinois license number 036-090420, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Ann Marie Mauer, M.D. prescribe under Medicare Part D?

In 2024, Ann Marie Mauer, M.D. had 814 Medicare Part D claims for 220 beneficiaries; the average among specialist prescribers was 1,380. 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.

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.