Madison Hardt Dixon, MD
Internal Medicine Physician · Providence, RI
Madison Hardt Dixon, MD is an internal medicine physician with a practice address in Providence, Rhode Island, and NPI 1417696360, issued on May 31, 2022. Check the license (Rhode Island MD20655, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Madison Hardt Dixon
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD20655 RI
LP05592 RI
1027990 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1085 N Main St, Providence, RI 02904
- Phone
- (401) 415-4348
- Enumerated
- May 31, 2022
- Record last updated
- Jun 22, 2026
- Medicare enrollment
- Enrolled (PECOS I20251124000916); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,033 in Rhode Island → Look up another NPI →
Also registered at 1085 N Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hannah Barth, DNP, AGPCNP-BCAdult Health Nurse Practitioner1689308710
- Mary Clare Bergen, NPFamily Nurse Practitioner1356789788
- Brian Berger, LICSWClinical Social Worker1285195917
- Jennifer Cellar, MSN, APRN, CNPGerontology Nurse Practitioner1598953010
- Keith Cohen, M.D.Hospice and Palliative Medicine (Internal Medicine) Physician1770927782
- Kaitlin Collins, MS, NPNurse Practitioner1790912400
Verify Madison Hardt Dixon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and Discipline
Search for license MD20655Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average internal medicine physician in 2024
436 Medicare Part D claims for 87 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium28 claims
- Lisinopril24 claims
- Omeprazole20 claims
- Metformin Hcl19 claims
- Albuterol Sulfate Hfa16 claims
- Amlodipine Besylate15 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
- Lifespan Physician Group IncNewport, RI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Madison Hardt Dixon among 1,033 internal medicine physician records in Rhode Island
Madison Hardt Dixon, MD is one of 1,033 internal medicine physician records with a practice address in Rhode Island. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 81% of them.
- NPI issued2022 · 81% of these records are older, 14% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2022 · median 2006 among the 590 with a school on file
- Record last updated2026 · 48% 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 Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
511 internal medicine physician records list a practice address in Providence
They are 511 of the 9,647 NPPES records with a practice address in Providence, and 1,033 internal medicine physician records in Rhode Island.
All 1,033 in Rhode Island → Every provider in Providence → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ali Akhtar, M.D.Providence, RI 029041457333619
- Paul Breiding, MDProvidence, RI 029041073567343
- Susan Cu Uvin, MDProvidence, RI 029041487609244
- Joan Goddard, M.D.Providence, RI 029041225034077
- Walter Goula, MDProvidence, RI 029041144285859
- Donald Kaufman, M.D.Providence, RI 029041245229764
- Nancy Lasson, D.O.Providence, RI 029041679572390
- Christopher Ley, MDProvidence, RI 029041598752024
Common questions
What is Madison Hardt Dixon, MD's NPI number?
Madison Hardt Dixon, MD's National Provider Identifier (NPI) is 1417696360, issued on May 31, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Madison Hardt Dixon, MD located?
The NPPES record lists a practice address at 1085 N Main St, Providence, RI, 02904. Phone: (401) 415-4348. Providers update this record themselves, so call before visiting.
How can I verify Madison Hardt Dixon, MD's license?
NPPES lists Rhode Island license number MD20655, as entered by the provider. Search the Rhode Island Board of Medical Licensure and Discipline at https://healthri.mylicense.com/Verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Madison Hardt Dixon, MD prescribe under Medicare Part D?
In 2024, Madison Hardt Dixon, MD had 436 Medicare Part D claims for 87 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.