Registry data as of Aug 27, 2026

Letizia Barnes, APN

Family Nurse Practitioner · Chicago, IL

Letizia Barnes, APN is a family nurse practitioner with a practice address in Chicago, Illinois, and NPI 1114085487, issued on Dec 5, 2006. Check the license with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1114085487
Name
Letizia Barnes
Credential
APN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
Practice location
335 N Mason Ave, Chicago, IL 60644
Phone
(773) 378-3621
Enumerated
Dec 5, 2006
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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Verify Letizia Barnes in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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.

38% fewer Medicare Part D claims than the average family nurse practitioner in 2024

807 Medicare Part D claims for 180 beneficiaries, against an average of 1,302 among the 128,048 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Letizia Barnes807
  2. Specialty average1,302

Most prescribed

  1. Rosuvastatin Calcium159 claims
  2. Atorvastatin Calcium120 claims
  3. Nitroglycerin103 claims
  4. Clopidogrel44 claims
  5. Isosorbide Mononitrate Er36 claims
  6. Metoprolol Succinate33 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.

The practice group's Medicare quality score for 2023: 74.2 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score69.9
  2. Costout of 100 · 30%69.1
  3. Promoting interoperabilityout of 100 · 25%
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $559.46

27 payments, mostly food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 91,435 providers of this specialty with any payment received $675.31 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Letizia Barnes$559.46
  2. Specialty average$675.31

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

One hospital or facility affiliation

  1. Ascension Medical Group PromedKalamazoo, MI

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

1,479 family nurse practitioner records list a Chicago practice address

They are 1,479 of the 63,379 NPPES records with a Chicago practice address, and 7,207 family nurse practitioner records in Illinois.

Other family nurse practitioner records in Illinois

  1. Deborah Aaron, FNPChicago, IL1114024916
  2. Lawrence Abah, APNAurora, IL1306305115
  3. Theresa AbbaduskyPekin, IL1265892046
  4. Nadia Abbasi-Kling, FNP-BCChicago, IL1033767736
  5. Manar Abdalla, FNPChicago, IL1700632411
  6. Mahubah Abdallah, FNP-CRochelle, IL1841752284
  7. Rana Abdallah, DNP, APRN, FNP-CLake Villa, IL1851261887
  8. Servet Abdelhafez, APRNBrookfield, IL1790505048
  9. Nadia Abdessalam, FNP-BCOak Lawn, IL1356888283
  10. Saima Abdul Karim, FNP-BCCoal City, IL1629498753

Common questions

What is Letizia Barnes, APN's NPI number?

Letizia Barnes, APN's National Provider Identifier (NPI) is 1114085487, issued on Dec 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Letizia Barnes, APN located?

The NPPES record lists a practice address at 335 N Mason Ave, Chicago, IL, 60644. Phone: (773) 378-3621. Providers update this record themselves, so call before visiting.

How can I verify Letizia Barnes, APN's license?

Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Letizia Barnes, APN prescribe under Medicare Part D?

In 2024, Letizia Barnes, APN had 807 Medicare Part D claims for 180 beneficiaries; the average among family nurse practitioner prescribers was 1,302. Part D covers Medicare prescriptions only.

What is Letizia Barnes, APN's Medicare quality score?

The 2023 MIPS final score is 74.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.