NPPES file of Aug 9, 2026

Melissa Perez

Physician Assistant · Palatine, IL

Melissa Perez is a physician assistant with a practice address in Palatine, Illinois, and NPI 1144005026, issued on Aug 29, 2023. Check the license (Illinois 085.009990, 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
1144005026
Name
Melissa Perez
Primary taxonomy
Physician Assistant 363A00000X
License number
085.009990 IL
Self-reported in NPPES; status is on the state search
Practice location
345 W Northwest Hwy, Palatine, IL 60067
Phone
(844) 599-3700
Enumerated
Aug 29, 2023
Record last updated
Aug 29, 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 345 W Northwest Hwy

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

  1. Amy Hochberg, FNP-CFamily Nurse Practitioner1225989205
  2. Heather Zgorka, APRNFamily Nurse Practitioner1275317760

Verify Melissa Perez 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 085.009990
    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.

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93% fewer Medicare Part D claims than the average physician assistant in 2024

58 Medicare Part D claims for 16 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Melissa Perez58
  2. Specialty average830

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.

Melissa Perez among 4,926 physician assistant records in Illinois

Melissa Perez is one of 4,926 physician assistant records with a practice address in Illinois. 82% 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 78% of them.

  • NPI issued2023 · 78% of these records are older, 17% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileNo · 69% of these records are
  • Record last updated2023 · 35% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

9 physician assistant records list a practice address in Palatine

They are 9 of the 770 NPPES records with a practice address in Palatine, and 4,926 physician assistant records in Illinois.

The 8 physician assistant records with the nearest ZIP codes

  1. Sana Ahmed Mohammed, PA-CPalatine, IL 600671124465018
  2. Nirali Ankleswaria, PA-CPalatine, IL 600671912873704
  3. Melissa Horton, PAPalatine, IL 600671780561027
  4. Dominique Azarcon, PA-CPark Ridge, IL 600681780918920
  5. Carissa Griffith, P.A.Park Ridge, IL 600681134368194
  6. Brian Hennig, PA-CPark Ridge, IL 600681457439408
  7. Leah Kampas, P.A.Park Ridge, IL 600681588778906
  8. Tara Lykowski, PA-CPark Ridge, IL 600681023092319

Common questions

What is Melissa Perez's NPI number?

Melissa Perez's National Provider Identifier (NPI) is 1144005026, issued on Aug 29, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Melissa Perez located?

The NPPES record lists a practice address at 345 W Northwest Hwy, Palatine, IL, 60067. Phone: (844) 599-3700. Providers update this record themselves, so call before visiting.

How can I verify Melissa Perez's license?

NPPES lists Illinois license number 085.009990, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Melissa Perez prescribe under Medicare Part D?

In 2024, Melissa Perez had 58 Medicare Part D claims for 16 beneficiaries; the average among physician assistant prescribers was 830. 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.