Mark R. Bradley, D.O.
Family Medicine Physician · Hartford, WI
Mark R. Bradley, D.O. is a family medicine physician with a practice address in Hartford, Wisconsin, and NPI 1427016575, issued on May 1, 2006. Check the license (Wisconsin 39261, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Mark R. Bradley
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 39261 WI
Self-reported in NPPES; status is on the state search - Practice location
- 110 Lone Oak LN, Hartford, WI 53027
- Phone
- (262) 670-1800
- Enumerated
- May 1, 2006
- Record last updated
- Feb 7, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicaid ID
- 30090300 WI
- Medicare enrollment
- Enrolled (PECOS I20101101000780); accepts Medicare assignment
- Medical or professional school
- Des Moines University Of Osteopathic Medicine And Health Sciences, 1996
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 110 Lone Oak LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Carter Aune, M.D.Family Medicine Physician1174580724
- Elizabeth Baldwin, NP-CFamily Nurse Practitioner1235539826
- Samantha Brovelli, PTPhysical Therapist1881090579
- Edward Cooney, M.D.Internal Medicine Physician1235271958
- James Davis, D.O.Family Medicine Physician1497713515
- Victoria GreilingerMedical Physician Assistant1790490175
Verify Mark R. Bradley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 39261Check 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 family medicine physician in 2024
9,131 Medicare Part D claims for 680 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 519 claims were for opioids.
Most prescribed
- Atorvastatin Calcium554 claims
- Levothyroxine Sodium311 claims
- Rosuvastatin Calcium310 claims
- Metoprolol Succinate293 claims
- Lisinopril270 claims
- Pantoprazole Sodium229 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
- Froedtert Andthe Medical College OF Wisconsin Community Physicians IncHartford, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
22 family medicine physician records list a practice address in Hartford
They are 22 of the 269 NPPES records with a practice address in Hartford, and 3,765 family medicine physician records in Wisconsin.
All 22 in Hartford → All 3,765 in Wisconsin → Every provider in Hartford →
Other family medicine physician records in Wisconsin
- Ashraf AbbasAppleton, WI1558723775
- Ghudran Abdulal, MDNew Berlin, WI1083622666
- Yusuf Abdullah, DOSun Prairie, WI1437788478
- Vanessa Abejuela-Matt, D.O.Mount Pleasant, WI1558687749
- Emily Abeyta, MDWaukesha, WI1386905107
- Jeanette Abraham, MDWeston, WI1205895810
- Sarada Abraham, M.D.Oconomowoc, WI1962851972
- Kirsten Abramson, MDMadison, WI1417909979
- Alexandra Adams, MD PHDMadison, WI1184689291
- David AdamsMadison, WI1992986897
Common questions
What is Mark R. Bradley, D.O.'s NPI number?
Mark R. Bradley, D.O.'s National Provider Identifier (NPI) is 1427016575, issued on May 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark R. Bradley, D.O. located?
The NPPES record lists a practice address at 110 Lone Oak LN, Hartford, WI, 53027. Phone: (262) 670-1800. Providers update this record themselves, so call before visiting.
How can I verify Mark R. Bradley, D.O.'s license?
NPPES lists Wisconsin license number 39261, 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 Mark R. Bradley, D.O. prescribe under Medicare Part D?
In 2024, Mark R. Bradley, D.O. had 9,131 Medicare Part D claims for 680 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.