NPPES file of Aug 9, 2026

Joseph Glendon Rees, D.O.

Geriatric Medicine (Internal Medicine) Physician · Sioux Falls, SD

Joseph Glendon Rees, D.O. is a geriatric medicine (internal medicine) physician with a practice address in Sioux Falls, South Dakota, and NPI 1760656193, issued on Apr 16, 2008. Check the license (South Dakota 8090, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; 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
1760656193
Name
Joseph Glendon Rees
Credential
D.O.
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
8090 SD
Self-reported in NPPES; status is on the state search
Practice location
2100 S Marion RD, Sioux Falls, SD 57106
Phone
(605) 322-1010
Enumerated
Apr 16, 2008
Record last updated
Apr 19, 2022
Fax
(605) 322-1011
Medicaid ID
6006893 SD
Medicare enrollment
Enrolled (PECOS I20110804000519); accepts Medicare assignment
Medical or professional school
Kansas City College Of Medicine And Surgery, 2008
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.
Download card Updates feed

Also registered at 2100 S Marion RD

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

  1. Jamie Baden-Miles, MDFamily Medicine Physician1467072082
  2. Jonathon BannwarthFamily Medicine Physician1184044273
  3. Paige Bartels, DPTPhysical Therapist1043949423
  4. Christopher Baumbach, M.D.Family Medicine Physician1508090523
  5. Daniel Boadwine, MDPediatrics Physician1689194235
  6. Lesley CookGerontology Nurse Practitioner1174554448

Verify Joseph Glendon Rees in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic Examiners
    Search for license 8090    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 South Dakota 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

6.6 times the Medicare Part D claims of the average geriatric medicine (internal medicine) physician in 2024

28,230 Medicare Part D claims for 845 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 381 claims were for opioids.

  1. Joseph Rees28,230
  2. Specialty average4,246

Most prescribed

  1. Atorvastatin Calcium1,129 claims
  2. Furosemide1,043 claims
  3. Levothyroxine Sodium1,011 claims
  4. Warfarin Sodium943 claims
  5. Omeprazole875 claims
  6. Amlodipine Besylate845 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. Avera MckennanSioux Falls, SD

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

Geriatric Medicine (Internal Medicine) Physician providers in South Dakota

There are 8 geriatric medicine (internal medicine) physician records in South Dakota.

All 8 in South Dakota → Every provider in Sioux Falls →

Other geriatric medicine (internal medicine) physician records in South Dakota

  1. Priscilla Bade, MDRapid City, SD1841283686
  2. James Buchanan, MDRapid City, SD1942393509
  3. Oluma Bushen, M.D.Sioux Falls, SD1912267030
  4. Sheila Eckrich, MDSioux Falls, SD1245322973
  5. Kamonchanok Kijsirichareanchai, MDSioux Falls, SD1407377179
  6. David Sandvik, MDRapid City, SD1548253388
  7. James Wendt, M.D.Sioux Falls, SD1477626745

Common questions

What is Joseph Glendon Rees, D.O.'s NPI number?

Joseph Glendon Rees, D.O.'s National Provider Identifier (NPI) is 1760656193, issued on Apr 16, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Glendon Rees, D.O. located?

The NPPES record lists a practice address at 2100 S Marion RD, Sioux Falls, SD, 57106. Phone: (605) 322-1010. Providers update this record themselves, so call before visiting.

How can I verify Joseph Glendon Rees, D.O.'s license?

NPPES lists South Dakota license number 8090, as entered by the provider. Search the South Dakota Board of Medical and Osteopathic Examiners at https://www.sdbmoe.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Joseph Glendon Rees, D.O. prescribe under Medicare Part D?

In 2024, Joseph Glendon Rees, D.O. had 28,230 Medicare Part D claims for 845 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.