DR. WILLIAM R TRAHAN D.M.D, M.S.D
NPI 1881949923
Dentist - Prosthodontics in St Charles, IL

Active since July 16, 2012Opted out of Medicare · through May 31, 2028
525 TYLER RD, SUITE E, ST CHARLES, IL 60174(630) 377-4677 Get Directions Write a Review

NPPES record last updated: January 23, 2017. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. William R Trahan D.m.d, M.s.d NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM R TRAHAN D.M.D, M.S.D (NPI 1881949923) is an individual prosthodontics provider in St Charles, Illinois, licensed in Illinois (021.002698) and active in the NPI registry since July 2012. He has opted out of Medicare through May 31, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1881949923
Entity TypeIndividualMale
Primary Taxonomy1223P0700X
Provider Legal NameDR. WILLIAM R TRAHANCredential: D.M.D, M.S.D
Location Address525 TYLER RD, SUITE ESt Charles, IL 60174-3305
Mailing Address121 N Cross St, Apt 642Wheaton, IL 60187-5323 · (802) 338-2061
Sole ProprietorNo
Enumeration DateJuly 16, 2012
Last NPPES UpdateJanuary 23, 2017
NPI 1881949923 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyDentist · ProsthodonticsDental Providers
Taxonomy Code1223P0700X
License Licensed in IL · 021.002698
Definition
That branch of dentistry pertaining to the restoration and maintenance of oral functions, comfort, appearance and health of the patient by the restoration of natural teeth and/or the replacement of missing teeth and contiguous oral and maxillofacial tissues with artificial substitutes.
Also ListedDentistTaxonomy 122300000X · License 019.030154 (IL)
525 TYLER RD, St Charles, IL 60174

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Opted out of Medicare

Dr. William R Trahan D.m.d, M.s.d has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from May 31, 2016 through May 31, 2028.

Opt-Out Effective DateMay 31, 2016
Opt-Out In Effect ThroughMay 31, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60174 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$93.02 typical visit price
range $59.81 – $181.38
Typical copayment $23.25 (range $14.95 – $45.34)
Most-billed visit code 99203
Established Patient
$74.38 typical visit price
range $19.15 – $147.12
Typical copayment $18.59 (range $4.78 – $36.78)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 11

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Family Medicine
525 TYLER RD
ST CHARLES, IL 60174
Dentist (General Practice)
525 TYLER RD
ST CHARLES, IL 60174
Dentist (Periodontics)
525 TYLER RD
SAINT CHARLES, IL 60174
Dentist (General Practice)
525 TYLER RD, SUITE K
SAINT CHARLES, IL 60174
Specialist/Technologist (Athletic Trainer)
525 TYLER RD, SUITE J
ST CHARLES, IL 60174
Chiropractor
525 TYLER RD, SUITE A
SAINT CHARLES, IL 60174
Chiropractor
525 TYLER RD, UNIT R-1
ST CHARLES, IL 60174
Chiropractor
525 TYLER RD, SUITE A
ST CHARLES, IL 60174

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Trahan's NPI number?

The NPI number for William Trahan is 1881949923. It was assigned to this individual provider in the NPPES registry on July 16, 2012.

Where is William Trahan located?

William Trahan practices at 525 Tyler Rd Suite E, St Charles, IL 60174. The listed phone number is (630) 377-4677.

What is William Trahan's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Prosthodontics, with taxonomy code 1223P0700X.

Is William Trahan enrolled in Medicare?

No. William Trahan has opted out of Medicare through May 31, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for William Trahan was last updated on January 23, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.