Marc-Antoine Tremblay, M.D.
Orthopaedic Surgery Physician · West Allis, WI
Marc-Antoine Tremblay, M.D. is an orthopaedic surgery physician with a practice address in West Allis, Wisconsin, and NPI 1558892232, issued on Mar 23, 2017. Check the license (Wisconsin 70073, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Marc-Antoine Tremblay
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 70073 WI
Self-reported in NPPES; status is on the state search - Practice location
- 2424 S 90TH St Ste 500, West Allis, WI 53227
- Phone
- (414) 321-2255
- Enumerated
- Mar 23, 2017
- Record last updated
- Oct 11, 2023
- Medicaid ID
- 100082222 WI
- Medicare enrollment
- Enrolled (PECOS I20230726003595); accepts Medicare assignment
- Medical or professional school
- Virginia Commonwealth University, School Of Medicine, 2017
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 656 in Wisconsin → Look up another NPI →
Also registered at 2424 S 90TH St Ste 500
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lisa Sienkiewicz, M.D.Orthopaedic Surgery Physician1942566906
- Christine Stueland, CCC-SLPSpeech-Language Pathologist1306518717
- Andrew Wieting, DPTPhysical Therapist1740800606
Verify Marc-Antoine Tremblay in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 70073Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
159 Medicare Part D claims for 72 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. 23 claims were for opioids.
Most prescribed
- Meloxicam30 claims
- Gabapentin22 claims
- Celecoxib17 claims
- Methylprednisolone15 claims
- Tizanidine Hcl15 claims
- Oxycodone Hcl12 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
- Aurora Advanced Healthcare, Inc.West Allis, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marc-Antoine Tremblay among 656 orthopaedic surgery physician records in Wisconsin
Marc-Antoine Tremblay, M.D. is one of 656 orthopaedic surgery physician records with a practice address in Wisconsin. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 87% of them.
- NPI issued2017 · 87% of these records are older, 10% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2017 · median 2006 among the 401 with a school on file
- Record last updated2023 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in Wisconsin
There are 656 orthopaedic surgery physician records in Wisconsin.
All 656 in Wisconsin → Every provider in West Allis → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Steven Anderson, M.D.West Allis, WI 532271285648691
- Alvin Krug, M.D.West Allis, WI 532271780698159
- Jeffrey Larson, MDWest Allis, WI 532271124018809
- Justin Peterson, D.O.West Allis, WI 532271033558010
- Lisa Sienkiewicz, M.D.West Allis, WI 532271942566906
- Michael Stoesz, MDWest Allis, WI 532271689833774
- Lee Tyne, MDWest Allis, WI 532271922098714
- Jake Bauwens, M.DWauwatosa, WI 532261639564586
Common questions
What is Marc-Antoine Tremblay, M.D.'s NPI number?
Marc-Antoine Tremblay, M.D.'s National Provider Identifier (NPI) is 1558892232, issued on Mar 23, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Marc-Antoine Tremblay, M.D. located?
The NPPES record lists a practice address at 2424 S 90TH St Ste 500, West Allis, WI, 53227. Phone: (414) 321-2255. Providers update this record themselves, so call before visiting.
How can I verify Marc-Antoine Tremblay, M.D.'s license?
NPPES lists Wisconsin license number 70073, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marc-Antoine Tremblay, M.D. prescribe under Medicare Part D?
In 2024, Marc-Antoine Tremblay, M.D. had 159 Medicare Part D claims for 72 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. 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.