Charlene M. Karls, DO
Family Medicine Physician · Twin Lakes, WI
Charlene M. Karls, DO is a family medicine physician with a practice address in Twin Lakes, Wisconsin, and NPI 1013024546, issued on Aug 23, 2006. Check the license (Wisconsin 31455, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Charlene M. Karls
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 31455 WI
Self-reported in NPPES; status is on the state search - Practice location
- 700 N Lake Ave Ste 102, Twin Lakes, WI 53181
- Phone
- (262) 877-2124
- Enumerated
- Aug 23, 2006
- Record last updated
- Oct 3, 2024
- Fax
- (262) 877-9833
- Medicaid ID
- 30048000 WI
- Medicare enrollment
- Enrolled (PECOS I20100623000059); accepts Medicare assignment
- Medical or professional school
- At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 1989
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,765 in Wisconsin → Look up another NPI →
Also registered at 700 N Lake Ave Ste 102
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lisa Thinnes, PA-CPhysician Assistant1467425082
- Jonathan Wilson, DPTPhysical Therapist1629787056
Verify Charlene M. Karls in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 31455Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% more Medicare Part D claims than the average family medicine physician in 2024
5,339 Medicare Part D claims for 414 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 45 claims were for opioids.
Most prescribed
- Atorvastatin Calcium380 claims
- Amlodipine Besylate336 claims
- Levothyroxine Sodium249 claims
- Rosuvastatin Calcium227 claims
- Losartan Potassium173 claims
- Metoprolol Succinate173 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 Medical Group, Inc.Milwaukee, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Charlene M. Karls among 3,765 family medicine physician records in Wisconsin
Charlene M. Karls, DO is one of 3,765 family medicine physician records with a practice address in Wisconsin. 75% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 46% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1989 · median 2007 among the 2,347 with a school on file
- Record last updated2024 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 family medicine physician record lists a practice address in Twin Lakes
They are 1 of the 40 NPPES records with a practice address in Twin Lakes, and 3,765 family medicine physician records in Wisconsin.
All 3,765 in Wisconsin → Every provider in Twin Lakes → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Mary Bienemann, MDUnion Grove, WI 531821487680179
- Gerald Demers, MDUnion Grove, WI 531821821103011
- Daniel Haller, MDUnion Grove, WI 531821437243524
- Simonida Kokanovic, M.D.Union Grove, WI 531821063709749
- Laurie PotratzUnion Grove, WI 531821265894539
- Lisa Simonds, M.D.Union Grove, WI 531821497779375
- Lynn Baldwin, M.D.Wales, WI 531831972559771
- Thomas Reiners, MDWales, WI 531831689782583
Common questions
What is Charlene M. Karls, DO's NPI number?
Charlene M. Karls, DO's National Provider Identifier (NPI) is 1013024546, issued on Aug 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Charlene M. Karls, DO located?
The NPPES record lists a practice address at 700 N Lake Ave Ste 102, Twin Lakes, WI, 53181. Phone: (262) 877-2124. Providers update this record themselves, so call before visiting.
How can I verify Charlene M. Karls, DO's license?
NPPES lists Wisconsin license number 31455, 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 Charlene M. Karls, DO prescribe under Medicare Part D?
In 2024, Charlene M. Karls, DO had 5,339 Medicare Part D claims for 414 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.