Derek Turner, MD
Internal Medicine Physician · Racine, WI
Derek Turner, MD is an internal medicine physician with a practice address in Racine, Wisconsin, and NPI 1639189384, issued on Aug 8, 2006. Check the license (Wisconsin 42610, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Derek Turner
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 42610 WI
Self-reported in NPPES; status is on the state search - Practice location
- 3807 Spring St, Racine, WI 53405
- Phone
- (262) 687-8300
- Enumerated
- Aug 8, 2006
- Record last updated
- Jul 10, 2009 (not updated in 17 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20070320000300); accepts Medicare assignment
- Medical or professional school
- Loyola University Of Chicago, Stritch School Of Medicine, 1997
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,078 in Wisconsin → Look up another NPI →
Also registered at 3807 Spring St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Derek Turner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 42610Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.3 times the Medicare Part D claims of the average internal medicine physician in 2024
13,544 Medicare Part D claims for 766 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 189 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,385 claims
- Amlodipine Besylate755 claims
- Lisinopril509 claims
- Metformin Hcl462 claims
- Losartan Potassium418 claims
- Pravastatin Sodium384 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 82.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Ascension Medical Group-Southeast Wisconsin IncMount Pleasant, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Derek Turner among 2,078 internal medicine physician records in Wisconsin
Derek Turner, MD is one of 2,078 internal medicine physician records with a practice address in Wisconsin. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 46% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated1997 · median 2002 among the 1,098 with a school on file
- Record last updated2009 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
18 internal medicine physician records list a practice address in Racine
They are 18 of the 1,022 NPPES records with a practice address in Racine, and 2,078 internal medicine physician records in Wisconsin.
All 2,078 in Wisconsin → Every provider in Racine → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Alexandra Beris, M.D.Mount Pleasant, WI 534051174520050
- Jerome Brooks, MDRacine, WI 534051346254588
- Jennifer Jane Carvin, M.D.Mount Pleasant, WI 534051598080244
- William Dasovic, M.D.Racine, WI 534051811927858
- Paul Durbin, M.D.Racine, WI 534051255361218
- Thomas Foley, M.D.Racine, WI 534051982638268
- Adriana Gusatu, MDRacine, WI 534051316055759
- Sachin Panchal, M.D.Mount Pleasant, WI 534051114978699
Common questions
What is Derek Turner, MD's NPI number?
Derek Turner, MD's National Provider Identifier (NPI) is 1639189384, issued on Aug 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Derek Turner, MD located?
The NPPES record lists a practice address at 3807 Spring St, Racine, WI, 53405. Phone: (262) 687-8300. Providers update this record themselves, so call before visiting.
How can I verify Derek Turner, MD's license?
NPPES lists Wisconsin license number 42610, 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 Derek Turner, MD prescribe under Medicare Part D?
In 2024, Derek Turner, MD had 13,544 Medicare Part D claims for 766 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Derek Turner, MD's MIPS final score?
The 2023 MIPS final score is 82.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.