NPPES file of Aug 9, 2026

Timbolin Deirdre Holmes, MSN,RN, APN,CNP

Acute Care Nurse Practitioner · Chicago, IL

Timbolin Deirdre Holmes, MSN,RN, APN,CNP is an acute care nurse practitioner with a practice address in Chicago, Illinois, and NPI 1275814709, issued on Aug 29, 2011. Check the license (Illinois 209.009027, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1275814709
Name
Timbolin Deirdre Holmes
Credential
MSN,RN, APN,CNP
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
209.009027 IL
Self-reported in NPPES; status is on the state search
Practice location
1147 S Wabash Ave Ste 250B, Chicago, IL 60605
Phone
(312) 987-4878
Enumerated
Aug 29, 2011
Record last updated
Sep 18, 2022
Fax
(312) 235-0909
Medicare enrollment
Enrolled (PECOS I20111209000783); 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 acute care nurse practitioner records → All 639 in Illinois → Look up another NPI →

Also registered at 1147 S Wabash Ave Ste 250B

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

  1. Louis Deberardinis, DCChiropractor1265325179
  2. Cassandra Ferguson, DCChiropractor1477890416
  3. Matthew Lahey, DCChiropractor1144938770
  4. Zainab Williams, APRNFamily Nurse Practitioner1255073169

Verify Timbolin Deirdre Holmes 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 209.009027    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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Bills Medicare through one group practice

  1. Advanced Health Medical LtdChicago, IL

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

Timbolin Deirdre Holmes among 639 acute care nurse practitioner records in Illinois

Timbolin Deirdre Holmes, MSN,RN, APN,CNP is one of 639 acute care nurse practitioner records with a practice address in Illinois. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 20% of them.

  • NPI issued2011 · 20% of these records are older, 75% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2011 · median 2017 among the 434 with a school on file
  • Record last updated2022 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Acute Care Nurse Practitioner providers in Illinois

There are 639 acute care nurse practitioner records in Illinois.

All 639 in Illinois → Every provider in Chicago → Acute Care Nurse Practitioner nationwide →

The 8 acute care nurse practitioner records with the nearest ZIP codes

  1. Carrie Brown, APNChicago, IL 606051871812156
  2. Emese BedrosianChicago, IL 606071417701186
  3. Genevieve Decker, DNP. AGACNP-BCChicago, IL 606071013730522
  4. Carolyn Grant, AGACNPChicago, IL 606071487594214
  5. Tedra Gray, N.P.Chicago, IL 606081659358760
  6. Trisha Homan, AGACNP-BCChicago, IL 606081710591854
  7. Kathryn Willis, NPChicago, IL 606011093000721
  8. Melanie Dumlao, NPChicago, IL 606111093750721

Common questions

What is Timbolin Deirdre Holmes, MSN,RN, APN,CNP's NPI number?

Timbolin Deirdre Holmes, MSN,RN, APN,CNP's National Provider Identifier (NPI) is 1275814709, issued on Aug 29, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Timbolin Deirdre Holmes, MSN,RN, APN,CNP located?

The NPPES record lists a practice address at 1147 S Wabash Ave Ste 250B, Chicago, IL, 60605. Phone: (312) 987-4878. Providers update this record themselves, so call before visiting.

How can I verify Timbolin Deirdre Holmes, MSN,RN, APN,CNP's license?

NPPES lists Illinois license number 209.009027, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity 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.