Alexander Spencer Tretinyak, MD
Vascular Surgery Physician · Appleton, WI
Alexander Spencer Tretinyak, MD is a vascular surgery physician with a practice address in Appleton, Wisconsin, and NPI 1073566030, issued on May 18, 2006. Check the license (Wisconsin 60546-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Alexander Spencer Tretinyak
- Credential
- MD
- Primary taxonomy
- Vascular Surgery Physician 2086S0129X
- License number
- 60546-20 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1818 N Meade St, Appleton, WI 54911
- Phone
- (920) 731-8131
- Enumerated
- May 18, 2006
- Record last updated
- Jul 16, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (920) 832-0444
- Medicare enrollment
- Enrolled (PECOS I20130729000777); accepts Medicare assignment
- Medical or professional school
- University Of Minnesota Medical School, 1996
- Entity
- Type 1 · individual
Also registered at 1818 N Meade St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mohamed Abdelazim, APNPNurse Practitioner1760266696
- Satish Achanti, MDInternal Medicine Physician1982711198
- Ernesto Acosta, MDObstetrics & Gynecology Physician1386773208
- Abdulmohsin Ahmadjee, M.DCardiovascular Disease Physician1225370802
- Maria Akhutina, MDHospitalist Physician1164652673
- Arshad Al-Mashhadani, MDHospitalist Physician1245771476
Verify Alexander Spencer Tretinyak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 60546-20Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average vascular surgery physician in 2024
525 Medicare Part D claims for 177 beneficiaries, against an average of 201 among the 3,936 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 74 claims were for opioids.
Most prescribed
- Clopidogrel345 claims
- Cilostazol42 claims
- Hydrocodone-Acetaminophen32 claims
- Tramadol Hcl32 claims
- Brilinta21 claims
- Prednisone11 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.
Industry payments in 2024: $424.94
12 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 4,059 providers of this specialty with any payment received $6,178.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Fox Valley Surgical Associates LtdAppleton, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Vascular Surgery Physician providers in Wisconsin
There are 90 vascular surgery physician records in Wisconsin.
Other vascular surgery physician records in Wisconsin
- Charles Acher, MDMadison, WI1679537211
- Ayman Ahmed, MDMarshfield, WI1275811200
- Natasha Ahuja, MDGreen Bay, WI1689107013
- Shahriar Alizadegan, M.DMilwaukee, WI1063647857
- Javariah Asghar, M.D.Marshfield, WI1467688804
- Jordan Baker, MDMadison, WI1750166955
- Robert Ballard, MDAppleton, WI1902898182
- Kyla Bennett, M.D.Madison, WI1881851848
- Jack BontekoeMadison, WI1568081578
- Clark Boren, MDAppleton, WI1265424410
Common questions
What is Alexander Spencer Tretinyak, MD's NPI number?
Alexander Spencer Tretinyak, MD's National Provider Identifier (NPI) is 1073566030, issued on May 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alexander Spencer Tretinyak, MD located?
The NPPES record lists a practice address at 1818 N Meade St, Appleton, WI, 54911. Phone: (920) 731-8131. Providers update this record themselves, so call before visiting.
How can I verify Alexander Spencer Tretinyak, MD's license?
NPPES lists Wisconsin license number 60546-20, 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 Alexander Spencer Tretinyak, MD prescribe under Medicare Part D?
In 2024, Alexander Spencer Tretinyak, MD had 525 Medicare Part D claims for 177 beneficiaries; the average among vascular surgery physician prescribers was 201. 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.