Marissa Eich, CNP
Family Medicine Physician · Sioux Falls, SD
Marissa Eich, CNP is a family medicine physician with a practice address in Sioux Falls, South Dakota, and NPI 1437043668, issued on Jun 4, 2025. Check the license (South Dakota CP003708, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.
- Name
- Marissa Eich
- Credential
- CNP
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- CP003708 SD
Self-reported in NPPES; status is on the state search - Practice location
- 6100 S Louise Ave Ste 1110, Sioux Falls, SD 57108
- Phone
- (605) 504-1900
- Enumerated
- Jun 4, 2025
- Record last updated
- Jun 26, 2025
- Medicare enrollment
- Enrolled (PECOS I20251114002739); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 601 in South Dakota → Look up another NPI →
Also registered at 6100 S Louise Ave Ste 1110
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Marissa Eich 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 CP003708Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Avera MckennanSioux Falls, SD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marissa Eich among 601 family medicine physician records in South Dakota
Marissa Eich, CNP is one of 601 family medicine physician records with a practice address in South Dakota. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 99% of them.
- NPI issued2025 · 99% of these records are older, under 1% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2025 · median 2008 among the 393 with a school on file
- Record last updated2025 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
195 family medicine physician records list a practice address in Sioux Falls
They are 195 of the 6,563 NPPES records with a practice address in Sioux Falls, and 601 family medicine physician records in South Dakota.
All 601 in South Dakota → Every provider in Sioux Falls → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- E. Amundson, MDSioux Falls, SD 571081144220914
- Cynthia Comly-Van Andel, M.D.Sioux Falls, SD 571081700879152
- Scott Dierks, MDSioux Falls, SD 571081063438968
- Timothy Donelan, MDSioux Falls, SD 571081730189325
- Dawn Flickema, M.D.Sioux Falls, SD 571081437194636
- Bradley Hruby, MDSioux Falls, SD 571081194725960
- Andrea Miller-Burchett, DOSioux Falls, SD 571081750354791
- Courtney Moose, M.D.Sioux Falls, SD 571081417992652
Common questions
What is Marissa Eich, CNP's NPI number?
Marissa Eich, CNP's National Provider Identifier (NPI) is 1437043668, issued on Jun 4, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Marissa Eich, CNP located?
The NPPES record lists a practice address at 6100 S Louise Ave Ste 1110, Sioux Falls, SD, 57108. Phone: (605) 504-1900. Providers update this record themselves, so call before visiting.
How can I verify Marissa Eich, CNP's license?
NPPES lists South Dakota license number CP003708, 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. 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.