NPPES file of Aug 9, 2026

Alexandra Hernandez Perez, MD

Urology Physician · Chicago, IL

Alexandra Hernandez Perez, MD is a urology physician with a practice address in Chicago, Illinois, and NPI 1255025144, issued on Jun 5, 2023. Check the license (Illinois 125.082042, 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
1255025144
Name
Alexandra Hernandez Perez
Credential
MD
Primary taxonomy
Urology Physician 208800000X
License number
125.082042 IL
Self-reported in NPPES; status is on the state search
Practice location
5841 S Maryland Ave # MC5028, Chicago, IL 60637
Phone
(773) 702-1860
Enumerated
Jun 5, 2023
Record last updated
Jun 5, 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 5841 S Maryland Ave # MC5028

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

  1. Meghan Barber, MDSurgery Physician1093204281
  2. Joshua Cabral, MDUrology Physician1639814908
  3. David KimUrology Physician1649915364

Verify Alexandra Hernandez Perez 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 125.082042
    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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86% fewer Medicare Part D claims than the average urology physician in 2024

193 Medicare Part D claims for 95 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. 30 claims were for opioids.

  1. Alexandra Hernandez Perez193
  2. Specialty average1,340

Most prescribed

  1. Tamsulosin Hcl28 claims
  2. Oxycodone Hcl23 claims
  3. Cephalexin16 claims
  4. Finasteride14 claims
  5. Sulfamethoxazole-Trimethoprim14 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.

Alexandra Hernandez Perez among 629 urology physician records in Illinois

Alexandra Hernandez Perez, MD is one of 629 urology physician records with a practice address in Illinois. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 92% of them.

  • NPI issued2023 · 92% of these records are older, 6% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileNo · 54% of these records are
  • Record last updated2023 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Urology Physician providers in Illinois

There are 629 urology physician records in Illinois.

The 8 urology physician records with the nearest ZIP codes

  1. Piyush AgarwalChicago, IL 606371629193180
  2. Gregory BalesChicago, IL 606371184789919
  3. Marc Chuang, M.D.Chicago, IL 606371093748469
  4. Michael Eng, MDChicago, IL 606371952588022
  5. Sarah FarisChicago, IL 606371831332345
  6. Gagan Gautam, MD, MCHChicago, IL 606371376846907
  7. Parth ModiChicago, IL 606371073809398
  8. Marcelo Orvieto, MDChicago, IL 606371356654487

Common questions

What is Alexandra Hernandez Perez, MD's NPI number?

Alexandra Hernandez Perez, MD's National Provider Identifier (NPI) is 1255025144, issued on Jun 5, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Alexandra Hernandez Perez, MD located?

The NPPES record lists a practice address at 5841 S Maryland Ave # MC5028, Chicago, IL, 60637. Phone: (773) 702-1860. Providers update this record themselves, so call before visiting.

How can I verify Alexandra Hernandez Perez, MD's license?

NPPES lists Illinois license number 125.082042, 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 Alexandra Hernandez Perez, MD prescribe under Medicare Part D?

In 2024, Alexandra Hernandez Perez, MD had 193 Medicare Part D claims for 95 beneficiaries; the average among urology physician prescribers was 1,340. 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.