Michael Charles Geis, M.D.
Clinical Pathology/Laboratory Medicine Physician · Sioux Falls, SD
Michael Charles Geis, M.D. is a clinical pathology/laboratory medicine physician with a practice address in Sioux Falls, South Dakota, and NPI 1962510164, issued on Aug 28, 2006. Check the license (South Dakota 7122, 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.
- Name
- Michael Charles Geis
- Credential
- M.D.
- Primary taxonomy
- Clinical Pathology/Laboratory Medicine Physician 207ZP0105X
- License numbers
- 7122 SD
33972 IA
43293 MN
Self-reported in NPPES; status is on the state search - Practice location
- 1305 W 18TH St, Sioux Falls, SD 57105
- Phone
- (605) 333-1720
- Enumerated
- Aug 28, 2006
- Record last updated
- Apr 8, 2022
- Fax
- (605) 333-1966
- Entity
- Type 1 · individual
Also registered at 1305 W 18TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Beth AbrahamsonNeonatal Nurse Practitioner1013047380
- Unknown AbubakarStudent in an Organized Health Care Education/Training Program1235020959
- Mamoon AhmedHospitalist Physician1679184360
- Sameer Ahmed, MDHospitalist Physician1619549292
- Swetha Alapati, MDHospitalist Physician1982051421
- Joseph Alex, MDEmergency Medicine Physician1407484819
Verify Michael Charles Geis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic Examiners
Search for license 7122Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Clinical Pathology/Laboratory Medicine Physician providers in South Dakota
There are 12 clinical pathology/laboratory medicine physician records in South Dakota. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other clinical pathology/laboratory medicine physician records in South Dakota
- Keith Anderson, MDSioux Falls, SD1942286612
- Ryan Askeland, M.D.Sioux Falls, SD1205046265
- Kimberlee Bohy, MDSioux Falls, SD1518934777
- Kayla Hoerschgen, MDSioux Falls, SD1134680614
- Ali Jassim, MDSioux Falls, SD1265418248
- Mark Johnson, MDSioux Falls, SD1558347765
- Douglas Lynch, M.D.Sioux Falls, SD1174767842
- Desirae Muirhead, M.D.Sioux Falls, SD1740490333
- Lynn Novak, MLT ASCPWagner, SD1275749764
- Ashwyna Sunassee, M.D.Sioux Falls, SD1225471493
Common questions
What is Michael Charles Geis, M.D.'s NPI number?
Michael Charles Geis, M.D.'s National Provider Identifier (NPI) is 1962510164, issued on Aug 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Charles Geis, M.D. located?
The NPPES record lists a practice address at 1305 W 18TH St, Sioux Falls, SD, 57105. Phone: (605) 333-1720. Providers update this record themselves, so call before visiting.
How can I verify Michael Charles Geis, M.D.'s license?
NPPES lists South Dakota license number 7122, 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.