NPPES file of Aug 9, 2026

Trever Troutman, MD

Family Medicine Physician · Geneva, IL

Trever Troutman, MD is a family medicine physician with a practice address in Geneva, Illinois, and NPI 1104576412, issued on Mar 28, 2022. Check the license (Illinois 125080814, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1104576412
Name
Trever Troutman
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
125080814 IL
Self-reported in NPPES; status is on the state search
Practice location
298 Randall RD, Geneva, IL 60134
Phone
(630) 938-3300
Enumerated
Mar 28, 2022
Record last updated
Jul 3, 2022
Medicare enrollment
Enrolled (PECOS I20250918001375); accepts Medicare assignment
Medical or professional school
University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 2022
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 298 Randall RD

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

  1. Subhan AzmiStudent in an Organized Health Care Education/Training Program1306640594
  2. Rachel Carlson, MDFamily Medicine Physician1457101362
  3. Kathleen Carpenter, MDStudent in an Organized Health Care Education/Training Program1528861564
  4. Ameel Chaudhary, MDFamily Medicine Physician1124629183
  5. Natalie Choi, MDFamily Medicine Physician1154375582
  6. Megan Cornell, LCSWClinical Social Worker1811366859

Verify Trever Troutman 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 125080814
    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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91% fewer Medicare Part D claims than the average family medicine physician in 2024

313 Medicare Part D claims for 63 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Trever Troutman313
  2. Specialty average3,544

Most prescribed

  1. Levothyroxine Sodium20 claims
  2. Lisinopril13 claims
  3. Losartan Potassium12 claims
  4. Metoprolol Succinate12 claims
  5. Rosuvastatin Calcium12 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.

Bills Medicare through one group practice

  1. Morrison Community Hospital DistrictMorrison, IL

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

Trever Troutman among 6,215 family medicine physician records in Illinois

Trever Troutman, MD is one of 6,215 family medicine physician 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 2022, is newer than 87% of them.

  • NPI issued2022 · 87% of these records are older, 9% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2022 · median 2006 among the 3,714 with a school on file
  • Record last updated2022 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

49 family medicine physician records list a practice address in Geneva

They are 49 of the 1,023 NPPES records with a practice address in Geneva, and 6,215 family medicine physician records in Illinois.

The 8 family medicine physician records with the nearest ZIP codes

  1. Warren Beeh, M.D.Geneva, IL 601341326048612
  2. Natalie Choi, MDGeneva, IL 601341154375582
  3. Peter Cladis, M.D.Geneva, IL 601341467452755
  4. Thomas Eng, D.O.Geneva, IL 601341639277551
  5. Katherine Fackler-Chapman, M.D.Geneva, IL 601341528068988
  6. Christopher Fahey, M.D.Geneva, IL 601341306926415
  7. Michael Fremgen, M.D.Geneva, IL 601341770583072
  8. Thomas Hazel, M.D.Geneva, IL 601341730189176

Common questions

What is Trever Troutman, MD's NPI number?

Trever Troutman, MD's National Provider Identifier (NPI) is 1104576412, issued on Mar 28, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Trever Troutman, MD located?

The NPPES record lists a practice address at 298 Randall RD, Geneva, IL, 60134. Phone: (630) 938-3300. Providers update this record themselves, so call before visiting.

How can I verify Trever Troutman, MD's license?

NPPES lists Illinois license number 125080814, 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 Trever Troutman, MD prescribe under Medicare Part D?

In 2024, Trever Troutman, MD had 313 Medicare Part D claims for 63 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.

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.