Darren William Perttu, M.D.
Surgery Physician · Hayward, WI
Darren William Perttu, M.D. is a surgery physician with a practice address in Hayward, Wisconsin, and NPI 1073833174, issued on Jun 11, 2010. Check the license (Wisconsin 64227-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Darren William Perttu
- Credential
- M.D.
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- 64227-20 WI
Self-reported in NPPES; status is on the state search - Practice location
- 11134 N State Road 77, Hayward, WI 54843
- Phone
- (715) 634-5505
- Enumerated
- Jun 11, 2010
- Record last updated
- Dec 7, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20151023000135); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Human Medicine, 2010
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 726 in Wisconsin → Look up another NPI →
Also registered at 11134 N State Road 77
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Julie Arnett, RN, CNPFamily Nurse Practitioner1386820090
- Jamie Lea Bell, PA-CPhysician Assistant1609986280
- Martha CourtrightFamily Medicine Physician1285139675
- Laura Fafara, ATCAthletic Trainer1528131752
- Charles Gray, PTPhysical Therapist1821234394
- Jessica Kratz, PA-CPhysician Assistant1619139995
Verify Darren William Perttu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 64227-20Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12% fewer Medicare Part D claims than the average surgery physician in 2024
129 Medicare Part D claims for 77 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 49 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen45 claims
- Sucralfate18 claims
- Omeprazole15 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: $73.64
2 payments; by number, the most common kind was food and beverage; the largest payer was Mimedx Group, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 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 2 group practices
- Grant Regional Health Center IncLancaster, WI
- Vernon Memorial Healthcare IncViroqua, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Darren William Perttu among 726 surgery physician records in Wisconsin
Darren William Perttu, M.D. is one of 726 surgery physician records with a practice address in Wisconsin. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 63% of them.
- NPI issued2010 · 63% of these records are older, 35% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2010 · median 2006 among the 446 with a school on file
- Record last updated2015 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in Wisconsin
There are 726 surgery physician records in Wisconsin.
All 726 in Wisconsin → Every provider in Hayward → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Vicentiu AndreiHayward, WI 548431053348243
- Modesto Ferrer, M.D.Hayward, WI 548431134164403
- Mark Thayer, MDGrantsburg, WI 548401568424778
- Joseph Bachir, MDLadysmith, WI 548481609959048
- Moshe Schein, M.D.Ladysmith, WI 548481497758999
- Allen Teter, MDLadysmith, WI 548481043252539
- Todd Sandstrom, MDCumberland, WI 548291972583029
- Dennis Sullivan, M.D.Odanah, WI 548611447332952
Common questions
What is Darren William Perttu, M.D.'s NPI number?
Darren William Perttu, M.D.'s National Provider Identifier (NPI) is 1073833174, issued on Jun 11, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Darren William Perttu, M.D. located?
The NPPES record lists a practice address at 11134 N State Road 77, Hayward, WI, 54843. Phone: (715) 634-5505. Providers update this record themselves, so call before visiting.
How can I verify Darren William Perttu, M.D.'s license?
NPPES lists Wisconsin license number 64227-20, 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 Darren William Perttu, M.D. prescribe under Medicare Part D?
In 2024, Darren William Perttu, M.D. had 129 Medicare Part D claims for 77 beneficiaries; the average among surgery physician prescribers was 147. 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.