NPPES file of Aug 9, 2026

Diane Thomas, DNP, FNP-BC

Family Nurse Practitioner · Chicago, IL

Diane Thomas, DNP, FNP-BC is a family nurse practitioner with a practice address in Chicago, Illinois, and NPI 1992953152, issued on Aug 29, 2008. Check the license (Illinois 277000249, 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
1992953152
Name
Diane Thomas
Credential
DNP, FNP-BC
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
277000249 IL
Self-reported in NPPES; status is on the state search
Practice location
3348 W 87TH St, Chicago, IL 60652
Phone
(773) 776-4471
Enumerated
Aug 29, 2008
Record last updated
Apr 7, 2022
Medicare enrollment
Enrolled (PECOS I20100818000935); 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 3348 W 87TH St

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

  1. Kathryn Allen, PAMedical Physician Assistant1841777687
  2. Nakia Campbell, NPFamily Nurse Practitioner1508425083
  3. Nayely Cortes, APRN, AGNP-CGerontology Nurse Practitioner1548947526
  4. David Flores, MDFamily Medicine Physician1407849078
  5. British Hughes, NURSE PRACTITIONERNurse Practitioner1053834259
  6. Maliha Khan, DPMFoot & Ankle Surgery Podiatrist1790165959

Verify Diane Thomas 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 277000249    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

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86% fewer Medicare Part D claims than the average family nurse practitioner in 2024

182 Medicare Part D claims for 45 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Diane Thomas182
  2. Specialty average1,305

Most prescribed

  1. Ibuprofen18 claims
  2. Amlodipine Besylate11 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: $352.47

12 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. 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. Diane Thomas$352.47
  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. Friend Family Health Center IncChicago, IL

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

Diane Thomas among 7,639 family nurse practitioner records in Illinois

Diane Thomas, DNP, FNP-BC 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 2008, is newer than 8% of them.

  • NPI issued2008 · 8% of these records are older, 91% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2008 · median 2018 among the 4,778 with a school on file
  • Record last updated2022 · 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).

1,567 family nurse practitioner records list a practice address in Chicago

They are 1,567 of the 63,379 NPPES records with a practice address in Chicago, and 7,639 family nurse practitioner records in Illinois.

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

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Nakia Campbell, NPChicago, IL 606521508425083
  2. Jennifer Mainor, FNPChicago, IL 606521467979260
  3. Andrea PowellChicago, IL 606521689298267
  4. Elvira Ruiz Garate, NPChicago, IL 606521184494213
  5. Latonya Vaughn, FNPChicago, IL 606521760959209
  6. Carolle DerradjiChicago, IL 606511265033385
  7. Ida Dixon, FNPChicago, IL 606531871861260
  8. Oluwakemi Edoigiawerie, RN, MSN, FNPChicago, IL 606531699439752

Common questions

What is Diane Thomas, DNP, FNP-BC's NPI number?

Diane Thomas, DNP, FNP-BC's National Provider Identifier (NPI) is 1992953152, issued on Aug 29, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Diane Thomas, DNP, FNP-BC located?

The NPPES record lists a practice address at 3348 W 87TH St, Chicago, IL, 60652. Phone: (773) 776-4471. Providers update this record themselves, so call before visiting.

How can I verify Diane Thomas, DNP, FNP-BC's license?

NPPES lists Illinois license number 277000249, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Diane Thomas, DNP, FNP-BC prescribe under Medicare Part D?

In 2024, Diane Thomas, DNP, FNP-BC had 182 Medicare Part D claims for 45 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.