NPPES file of Aug 9, 2026

Ada Yanci Lemus, FNP

Family Nurse Practitioner · Berwyn, IL

Ada Yanci Lemus, FNP is a family nurse practitioner with a practice address in Berwyn, Illinois, and NPI 1821695487, issued on Oct 7, 2020. Check the license (Illinois 209021679, 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
1821695487
Name
Ada Yanci Lemus
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
209021679 IL
277003565 IL
Self-reported in NPPES; status is on the state search
Practice location
6447 Cermak RD, Berwyn, IL 60402
Phone
(773) 254-1400
Enumerated
Oct 7, 2020
Record last updated
Jun 25, 2026
Fax
(708) 484-5413
Medicare enrollment
Enrolled (PECOS I20221207002688); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest family nurse practitioner records → All 7,639 in Illinois → Look up another NPI →

Also registered at 6447 Cermak RD

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

  1. Lorena Barragan, M.D.Family Medicine Physician1194982850
  2. Brigette Chelchowski, PA-CPhysician Assistant1740808633
  3. Karina Cisneros, MA, LPCProfessional Counselor1194244236
  4. Monica GuzmanProfessional Counselor1215475538
  5. Mahamid Khan, DMDDentist1164424016
  6. Marissa Munoz, LPCProfessional Counselor1497388672

Verify Ada Yanci Lemus 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 209021679    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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66% fewer Medicare Part D claims than the average family nurse practitioner in 2024

450 Medicare Part D claims for 60 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Ada Lemus450
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium43 claims
  2. Losartan Potassium27 claims
  3. Metformin Hcl25 claims
  4. Jardiance24 claims
  5. Lisinopril19 claims
  6. Hydrochlorothiazide15 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.

Industry payments in 2024: $682.30

5 payments; by number, the most common kind was food and beverage; the largest payer was Neurocrine Biosciences, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ada Lemus$682.30
  2. Specialty average$650.95

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

Bills Medicare through one group practice

  1. Alivio Medical Center, Inc.Chicago, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ada Yanci Lemus among 7,639 family nurse practitioner records in Illinois

Ada Yanci Lemus, FNP is one of 7,639 family nurse practitioner records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 59% of them.

  • NPI issued2020 · 59% of these records are older, 35% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2019 · median 2018 among the 4,778 with a school on file
  • Record last updated2026 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

23 family nurse practitioner records list a practice address in Berwyn

They are 23 of the 1,031 NPPES records with a practice address in Berwyn, and 7,639 family nurse practitioner records in Illinois.

All 7,639 in Illinois → Every provider in Berwyn → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Liliana Alvarez, NPBerwyn, IL 604021972859874
  2. Centuria Armstrong, FNPBerwyn, IL 604021134578974
  3. Laurel Bergren, APNBerwyn, IL 604021487102299
  4. Dinora Flores, NPBerwyn, IL 604021073024501
  5. Katelyn Ladd, APN, FNP-BCBerwyn, IL 604021891200176
  6. Kathleen Medici, APNBerwyn, IL 604021104315571
  7. Chanel Mesch, FNPBerwyn, IL 604021487151304
  8. Rosa Navarro, MS, APN, FNP-BCBerwyn, IL 604021417478009

Common questions

What is Ada Yanci Lemus, FNP's NPI number?

Ada Yanci Lemus, FNP's National Provider Identifier (NPI) is 1821695487, issued on Oct 7, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Ada Yanci Lemus, FNP located?

The NPPES record lists a practice address at 6447 Cermak RD, Berwyn, IL, 60402. Phone: (773) 254-1400. Providers update this record themselves, so call before visiting.

How can I verify Ada Yanci Lemus, FNP's license?

NPPES lists Illinois license number 209021679, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Ada Yanci Lemus, FNP prescribe under Medicare Part D?

In 2024, Ada Yanci Lemus, FNP had 450 Medicare Part D claims for 60 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.