NPPES file of Aug 9, 2026

Kerry Sullivan Rees, M.D.

Internal Medicine Physician · Madison, WI

Kerry Sullivan Rees, M.D. is an internal medicine physician with a practice address in Madison, Wisconsin, and NPI 1699118679, issued on Apr 9, 2013. Check the license (Wisconsin 63337-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1699118679
Name
Kerry Sullivan Rees
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
63337-20 WI
Self-reported in NPPES; status is on the state search
Practice location
5618 Odana RD, Madison, WI 53719
Phone
(608) 274-1100
Enumerated
Apr 9, 2013
Record last updated
Jan 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(608) 274-0310
Medicare enrollment
Enrolled (PECOS I20160812002270); accepts Medicare assignment
Medical or professional school
University Of Massachusetts Medical School, 2013
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 5618 Odana RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Melissa Allan, MDInternal Medicine Physician1043257348
  2. Gina Arnold, MDFamily Medicine Physician1508326372
  3. Haley Bodette, MDFamily Medicine Physician1346824265
  4. Robert Boyle, MDInternal Medicine Physician1386698769
  5. Amy Brinza, APNPFamily Nurse Practitioner1619492899
  6. Linda Charles, PA-CMedical Physician Assistant1255083200

Verify Kerry Sullivan Rees in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 63337-20
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Wisconsin license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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93% more Medicare Part D claims than the average internal medicine physician in 2024

6,137 Medicare Part D claims for 454 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 243 claims were for opioids.

  1. Kerry Rees6,137
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium316 claims
  2. Levothyroxine Sodium311 claims
  3. Rosuvastatin Calcium254 claims
  4. Omeprazole190 claims
  5. Amlodipine Besylate175 claims
  6. Eliquis157 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

  1. University OF Wisconsin Medical Foundation IncMadison, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kerry Sullivan Rees among 2,078 internal medicine physician records in Wisconsin

Kerry Sullivan Rees, M.D. 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 2013, is newer than 70% of them.

  • NPI issued2013 · 70% of these records are older, 28% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2013 · median 2002 among the 1,098 with a school on file
  • Record last updated2021 · 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).

417 internal medicine physician records list a practice address in Madison

They are 417 of the 15,014 NPPES records with a practice address in Madison, and 2,078 internal medicine physician records in Wisconsin.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Melissa Allan, MDMadison, WI 537191043257348
  2. Robert Boyle, MDMadison, WI 537191386698769
  3. Joel Buchanan, MDMadison, WI 537191619944212
  4. N Casper, MDMadison, WI 537191003883786
  5. Julie Fagan, MDMadison, WI 537191689641326
  6. Paul John Hayner, MDMadison, WI 537191861500274
  7. William Hogg, M.D.Madison, WI 537191235313560
  8. Anna Huffman, MDMadison, WI 537191255997672

Common questions

What is Kerry Sullivan Rees, M.D.'s NPI number?

Kerry Sullivan Rees, M.D.'s National Provider Identifier (NPI) is 1699118679, issued on Apr 9, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Kerry Sullivan Rees, M.D. located?

The NPPES record lists a practice address at 5618 Odana RD, Madison, WI, 53719. Phone: (608) 274-1100. Providers update this record themselves, so call before visiting.

How can I verify Kerry Sullivan Rees, M.D.'s license?

NPPES lists Wisconsin license number 63337-20, 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 Kerry Sullivan Rees, M.D. prescribe under Medicare Part D?

In 2024, Kerry Sullivan Rees, M.D. had 6,137 Medicare Part D claims for 454 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.