NPPES file of Aug 9, 2026

Timothy T. O'Shea, M.D.

Internal Medicine Physician · Sioux Falls, SD

Timothy T. O'Shea, M.D. is an internal medicine physician with a practice address in Sioux Falls, South Dakota, and NPI 1306841382, issued on Jun 16, 2005. Check the license (South Dakota 3534, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1306841382
Name
Timothy T. O'Shea
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
3534 SD
Self-reported in NPPES; status is on the state search
Practice location
1201 S Euclid Ave, Sioux Falls, SD 57105
Phone
(605) 328-7500
Enumerated
Jun 16, 2005
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(605) 328-7599
Medicaid ID
6002586 SD
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 1201 S Euclid Ave

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

  1. Suzanne Bakken, NPNurse Practitioner1558309211
  2. Dennis Glatt, MDSurgery Physician1063468130
  3. Pamela JonesPharmacist1699891333
  4. Richard Klein, M.D.Urology Physician1467458026
  5. Gregory Magnuson, MDFamily Medicine Physician1851344865
  6. Peter O'Brien, MDSurgery Physician1407803331

Verify Timothy T. O'Shea 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 3534
    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.

110 internal medicine physician records list a practice address in Sioux Falls

They are 110 of the 6,563 NPPES records with a practice address in Sioux Falls, and 247 internal medicine physician records in South Dakota. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other internal medicine physician records in South Dakota

  1. Ghaith Aboud, M.DWatertown, SD1497117618
  2. Joyce Achenjang, M.DPine Ridge, SD1750736096
  3. Boakye-Yiadom Adomako, M.D.Yankton, SD1720774771
  4. Comfort Agaba, MDSioux Falls, SD1891221123
  5. Abdalah Ahmed, MDSioux Falls, SD1457091993
  6. Mohammad Ahmed, M.DSioux Falls, SD1528417821
  7. Munir Ahmed, M.D.Sisseton, SD1962577585
  8. Shakeel Ahmed, MDRapid City, SD1356773113
  9. Hadi Al-Hasnawi, M.DSioux Falls, SD1518351808
  10. Marc Aldrich, MDRapid City, SD1932209442

Common questions

What is Timothy T. O'Shea, M.D.'s NPI number?

Timothy T. O'Shea, M.D.'s National Provider Identifier (NPI) is 1306841382, issued on Jun 16, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Timothy T. O'Shea, M.D. located?

The NPPES record lists a practice address at 1201 S Euclid Ave, Sioux Falls, SD, 57105. Phone: (605) 328-7500. Providers update this record themselves, so call before visiting.

How can I verify Timothy T. O'Shea, M.D.'s license?

NPPES lists South Dakota license number 3534, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.