NPPES file of Aug 9, 2026

Nicole Grossenburg, MD

Obstetrics & Gynecology Physician · Sioux Falls, SD

Nicole Grossenburg, MD is an obstetrics & gynecology physician with a practice address in Sioux Falls, South Dakota, and NPI 1285755587, issued on Apr 3, 2007. Check the license (South Dakota 8833, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1285755587
Name
Nicole Grossenburg
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
8833 SD
25696 NE
N7270 TX
Self-reported in NPPES; status is on the state search
Practice location
1500 W 22ND St Ste 301, Sioux Falls, SD 57105
Phone
(605) 328-7700
Enumerated
Apr 3, 2007
Record last updated
Sep 4, 2025
Fax
(605) 328-7775
Medicare enrollment
Enrolled (PECOS I20130724000056); accepts Medicare assignment
Medical or professional school
University Of Nebraska College Of Medicine, 2006
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 1500 W 22ND St Ste 301

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

  1. Tenelle Bunnell, CNMAdvanced Practice Midwife1437893567
  2. Stephanie Deck, FNP-BCNurse Practitioner1841776424
  3. Brittany GentzlerPhysician Assistant1497166441
  4. Taylor High Elk, APRN, CNMAdvanced Practice Midwife1588449813
  5. Courtney Hubert, PA-CPhysician Assistant1851862544
  6. Tamra Huff, NPFamily Nurse Practitioner1194450379

Verify Nicole Grossenburg 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 8833
    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.

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70% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

50 Medicare Part D claims for 21 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Nicole Grossenburg50
  2. Specialty average165

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.

The practice group's MIPS final score for 2023 (Medicare payment program): 76.7 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score78.6
  2. Costout of 100 · 30%44.6
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $57.66

3 payments; by number, the most common kind was food and beverage; the largest payer was Organon Llc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nicole Grossenburg$57.66
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Sanford Medical CenterSioux Falls, SD

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

Nicole Grossenburg among 99 obstetrics & gynecology physician records in South Dakota

Nicole Grossenburg, MD is one of 99 obstetrics & gynecology physician records with a practice address in South Dakota. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 56% of them.

  • NPI issued2007 · 56% of these records are older, 36% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated2006 · median 2007 among the 72 with a school on file
  • Record last updated2025 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in South Dakota

There are 99 obstetrics & gynecology physician records in South Dakota.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Ashley Briggs, MDSioux Falls, SD 571051902851140
  2. Jeanne Hassebroek-Johnson, M.D.Sioux Falls, SD 571051740286491
  3. Kristin Hermanson, MDSioux Falls, SD 571051770577967
  4. Laurie Landeen, M.D.Sioux Falls, SD 571051043216799
  5. Thomas Looby, M.D.Sioux Falls, SD 571051245236991
  6. Lee Mabee, MDSioux Falls, SD 571051932183753
  7. Dean Madison, M.D.Sioux Falls, SD 571051174529838
  8. Shelley Morrison, M.D.Sioux Falls, SD 571051093712630

Common questions

What is Nicole Grossenburg, MD's NPI number?

Nicole Grossenburg, MD's National Provider Identifier (NPI) is 1285755587, issued on Apr 3, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Nicole Grossenburg, MD located?

The NPPES record lists a practice address at 1500 W 22ND St Ste 301, Sioux Falls, SD, 57105. Phone: (605) 328-7700. Providers update this record themselves, so call before visiting.

How can I verify Nicole Grossenburg, MD's license?

NPPES lists South Dakota license number 8833, 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 Nicole Grossenburg, MD prescribe under Medicare Part D?

In 2024, Nicole Grossenburg, MD had 50 Medicare Part D claims for 21 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

What is Nicole Grossenburg, MD's MIPS final score?

The 2023 MIPS final score is 76.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.