Danielle Suzanne Grunloh-Gumpenberger, MD
Obstetrics & Gynecology Physician · O Fallon, MO
Danielle Suzanne Grunloh-Gumpenberger, MD is an obstetrics & gynecology physician with a practice address in O Fallon, Missouri, and NPI 1285164053, issued on Jun 14, 2017. Check the license (Missouri 2017018655, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Danielle Suzanne Grunloh-Gumpenberger
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 2017018655 MO
Self-reported in NPPES; status is on the state search - Practice location
- 300 Winding Woods Dr Ste 200, O Fallon, MO 63366
- Phone
- (636) 240-0130
- Enumerated
- Jun 14, 2017
- Record last updated
- May 8, 2024
- Medicare enrollment
- Enrolled (PECOS I20210923003377); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 2017
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 902 in Missouri → Look up another NPI →
Verify Danielle Suzanne Grunloh-Gumpenberger in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2017018655Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
21% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
131 Medicare Part D claims for 44 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Estradiol29 claims
- Clobetasol Propionate20 claims
- Progesterone12 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.
Industry payments in 2024: $110.08
6 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.
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
- Mercy Clinic East CommunitiesO Fallon, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Danielle Suzanne Grunloh-Gumpenberger among 902 obstetrics & gynecology physician records in Missouri
Danielle Suzanne Grunloh-Gumpenberger, MD is one of 902 obstetrics & gynecology physician records with a practice address in Missouri. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 75% of them.
- NPI issued2017 · 75% of these records are older, 22% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2017 · median 2007 among the 528 with a school on file
- Record last updated2024 · 55% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 obstetrics & gynecology physician records list a practice address in O Fallon
They are 20 of the 1,225 NPPES records with a practice address in O Fallon, and 902 obstetrics & gynecology physician records in Missouri.
All 902 in Missouri → Every provider in O Fallon → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Tanvira Alam, DOO Fallon, MO 633661265670525
- Lauren Buchanan, MDO Fallon, MO 633661467946160
- Christine Cortadillo, D.O.O Fallon, MO 633661417186099
- Lindsay Dickerhoff, M.D.O Fallon, MO 633661790028520
- Emma Eubanks, MDO Fallon, MO 633661326484742
- Leah Glass, D.O.O Fallon, MO 633661093942997
- Katherine Harkess, M.D.O Fallon, MO 633661295116143
- Margaretta Mendenhall, M.D.O Fallon, MO 633661275730111
Common questions
What is Danielle Suzanne Grunloh-Gumpenberger, MD's NPI number?
Danielle Suzanne Grunloh-Gumpenberger, MD's National Provider Identifier (NPI) is 1285164053, issued on Jun 14, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Danielle Suzanne Grunloh-Gumpenberger, MD located?
The NPPES record lists a practice address at 300 Winding Woods Dr Ste 200, O Fallon, MO, 63366. Phone: (636) 240-0130. Providers update this record themselves, so call before visiting.
How can I verify Danielle Suzanne Grunloh-Gumpenberger, MD's license?
NPPES lists Missouri license number 2017018655, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Danielle Suzanne Grunloh-Gumpenberger, MD prescribe under Medicare Part D?
In 2024, Danielle Suzanne Grunloh-Gumpenberger, MD had 131 Medicare Part D claims for 44 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.
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.