NPPES file of Aug 9, 2026

Timothy Lewis Fernandez, MD

Emergency Medicine Physician · Elmhurst, IL

Timothy Lewis Fernandez, MD is an emergency medicine physician with a practice address in Elmhurst, Illinois, and NPI 1396205530, issued on Mar 22, 2019. Check the license (Illinois 036157857, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1396205530
Name
Timothy Lewis Fernandez
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
036157857 IL
Self-reported in NPPES; status is on the state search
Practice location
155 E Brush Hill RD, Elmhurst, IL 60126
Phone
(331) 221-0200
Enumerated
Mar 22, 2019
Record last updated
Dec 4, 2025
Fax
(331) 221-3738
Medicare enrollment
Enrolled (PECOS I20220608002274); 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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Also registered at 155 E Brush Hill RD

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

  1. Albert Abalos, M.D.Emergency Medicine Physician1881983484
  2. Ahmad Ahmad, APN - CRNACertified Registered Nurse Anesthetist1144949678
  3. Syed Ahmed, DOHospitalist Physician1689311037
  4. Shah Alam, MDHospitalist Physician1164450672
  5. Muhammad Umer Altaf, MDHospitalist Physician1427542414
  6. Dominic Antonacci, MDDiagnostic Radiology Physician1487148870

Verify Timothy Lewis Fernandez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036157857
    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
Open 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% more Medicare Part D claims than the average emergency medicine physician in 2024

375 Medicare Part D claims for 272 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 61 claims were for opioids.

  1. Timothy Fernandez375
  2. Specialty average226

Most prescribed

  1. Cephalexin47 claims
  2. Hydrocodone-Acetaminophen47 claims
  3. Prednisone31 claims
  4. Ondansetron Odt23 claims
  5. Amoxicillin-Clavulanate Potass22 claims
  6. Meclizine Hcl19 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 MIPS final score for 2023 (Medicare payment program): 91.4 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score82.7
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $188.50

2 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Timothy Fernandez$188.50
  2. Specialty average$953.79

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

One hospital affiliation

  1. Elmhurst Memorial HospitalElmhurst, IL · Acute Care Hospitals3 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

43 emergency medicine physician records list a practice address in Elmhurst

They are 43 of the 1,540 NPPES records with a practice address in Elmhurst, and 3,291 emergency medicine physician records in Illinois.

Other emergency medicine physician records in Illinois

  1. Osama Aaflaq, M.D.Carbondale, IL1083663520
  2. Suresh Abad, M.D.Vernon Hills, IL1639100126
  3. Albert Abalos, M.D.Elmhurst, IL1881983484
  4. Habib Abbasi, M.D.Joliet, IL1902832835
  5. Andrew Abbeg, D.O.Greenville, IL1548490311
  6. Ryan Abbott, DOChicago, IL1477243517
  7. Ahmad Abdulla, MDOak Lawn, IL1467202556
  8. Zakaria Abdulnabi, M.D.Urbana, IL1790135499
  9. Aziz Abed, M.D.Harvey, IL1477874154
  10. Logan Abel, MDChicago, IL1447900592

Common questions

What is Timothy Lewis Fernandez, MD's NPI number?

Timothy Lewis Fernandez, MD's National Provider Identifier (NPI) is 1396205530, issued on Mar 22, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Timothy Lewis Fernandez, MD located?

The NPPES record lists a practice address at 155 E Brush Hill RD, Elmhurst, IL, 60126. Phone: (331) 221-0200. Providers update this record themselves, so call before visiting.

How can I verify Timothy Lewis Fernandez, MD's license?

NPPES lists Illinois license number 036157857, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Timothy Lewis Fernandez, MD prescribe under Medicare Part D?

In 2024, Timothy Lewis Fernandez, MD had 375 Medicare Part D claims for 272 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Timothy Lewis Fernandez, MD's MIPS final score?

The 2023 MIPS final score is 91.4 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.