NPPES file of Aug 9, 2026

Erica Denise Louden, M.D.

Reproductive Endocrinology Physician · Chicago, IL

Erica Denise Louden, M.D. is a reproductive endocrinology physician with a practice address in Chicago, Illinois, and NPI 1609118728, issued on Mar 27, 2013. Check the license (Illinois 036153402, 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
1609118728
Name
Erica Denise Louden
Credential
M.D.
Primary taxonomy
Reproductive Endocrinology Physician 207VE0102X
License numbers
036153402 IL
MD210011472 DC
4301503838 MI
MD214499 OR
MD61304107 WA
and 1 more
Self-reported in NPPES; status is on the state search
Practice location
333 S Desplaines St Ste 201, Chicago, IL 60661
Phone
(773) 435-9029
Enumerated
Mar 27, 2013
Record last updated
May 23, 2024
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 333 S Desplaines St Ste 201

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

  1. Sharon McGregor, RN, WHNP-BCWomen's Health Nurse Practitioner1447046826
  2. Rachael Thomas, BSN, APNWomen's Health Nurse Practitioner1497318372

Verify Erica Denise Louden 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 036153402    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: $4,114.26

15 payments; by number, the most common kind was food and beverage; the largest payer was Ferring Pharmaceuticals Inc. The 1,066 providers of this specialty with any payment received $1,086.52 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Erica Louden$4,114.26
  2. Specialty average$1,086.52

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

Reproductive Endocrinology Physician providers in Illinois

There are 79 reproductive endocrinology physician records in Illinois.

All 79 in Illinois → Every provider in Chicago →

Other reproductive endocrinology physician records in Illinois

  1. Amanda AdeleyeChicago, IL1285991679
  2. Anwar Alkunani, M.D.Elk Grove Village, IL1932175908
  3. Randall Barnes, MDChicago, IL1316911928
  4. Angeline Beltsos, M.D.Chicago, IL1558404251
  5. Lia Bernardi, M.D.Chicago, IL1467784579
  6. Zvi Binor, M.D.Aurora, IL1720074289
  7. Anne Borkowski, M.D.Skokie, IL1699865311
  8. Joel Brasch, MDOrland Park, IL1760597140
  9. Serdar Bulun, MDChicago, IL1750340113
  10. Parker BussiesChicago, IL1255960654

Common questions

What is Erica Denise Louden, M.D.'s NPI number?

Erica Denise Louden, M.D.'s National Provider Identifier (NPI) is 1609118728, issued on Mar 27, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Erica Denise Louden, M.D. located?

The NPPES record lists a practice address at 333 S Desplaines St Ste 201, Chicago, IL, 60661. Phone: (773) 435-9029. Providers update this record themselves, so call before visiting.

How can I verify Erica Denise Louden, M.D.'s license?

NPPES lists Illinois license number 036153402, 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.