Gretchen Marea Wenger, DNP, FNP-C
Family Nurse Practitioner · Dubuque, IA
Gretchen Marea Wenger, DNP, FNP-C is a family nurse practitioner with a practice address in Dubuque, Iowa, and NPI 1811419815, issued on Jul 11, 2017. Check the license (Iowa A123615, as entered in NPPES) with the Iowa board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gretchen Marea Wenger
- Credential
- DNP, FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- A123615 IA
Self-reported in NPPES; status is on the state search - Practice location
- 1515 Delhi St, Dubuque, IA 52001
- Phone
- (563) 557-9111
- Enumerated
- Jul 11, 2017
- Record last updated
- Jul 11, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (563) 589-4063
- Medicare enrollment
- Enrolled (PECOS I20170821000660); accepts Medicare assignment
- Medical or professional school
- University Of Iowa, Rj & L Carver College Of Medicine, 2017
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 1,971 in Iowa → Look up another NPI →
Also registered at 1515 Delhi St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gretchen Marea Wenger in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Iowa board licenses this profession
Search for license A123615Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% more Medicare Part D claims than the average family nurse practitioner in 2024
2,049 Medicare Part D claims for 280 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 24 claims were for opioids.
Most prescribed
- Atorvastatin Calcium129 claims
- Gabapentin81 claims
- Lisinopril69 claims
- Levothyroxine Sodium65 claims
- Furosemide57 claims
- Omeprazole57 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: $175.52
3 payments; by number, the most common kind was food and beverage; the largest payer was Otsuka America Pharmaceutical, Inc. The 99,489 providers of this specialty with any payment received $650.95 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
- Eastern Iowa Health CenterCedar Rapids, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gretchen Marea Wenger among 1,971 family nurse practitioner records in Iowa
Gretchen Marea Wenger, DNP, FNP-C is one of 1,971 family nurse practitioner records with a practice address in Iowa. 84% 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 42% of them.
- NPI issued2017 · 42% of these records are older, 53% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2017 · median 2018 among the 1,398 with a school on file
- Record last updated2017 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
65 family nurse practitioner records list a practice address in Dubuque
They are 65 of the 1,468 NPPES records with a practice address in Dubuque, and 1,971 family nurse practitioner records in Iowa.
All 1,971 in Iowa → Every provider in Dubuque → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Jennifer Burds, ARNPDubuque, IA 520011639433030
- Cynthia Croyle, FNPDubuque, IA 520011184942104
- Connie Kramer, ARNPDubuque, IA 520011982804910
- Janet Laban, ARNPDubuque, IA 520011154604643
- Michelle Lynch, ARNPDubuque, IA 520011548519689
- Debra McGinnis, ARNPDubuque, IA 520011346298908
- Deana O'Gorman, FNP-BCDubuque, IA 520011962668228
- Diane Oglesby, ARNPDubuque, IA 520011053628644
Common questions
What is Gretchen Marea Wenger, DNP, FNP-C's NPI number?
Gretchen Marea Wenger, DNP, FNP-C's National Provider Identifier (NPI) is 1811419815, issued on Jul 11, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Gretchen Marea Wenger, DNP, FNP-C located?
The NPPES record lists a practice address at 1515 Delhi St, Dubuque, IA, 52001. Phone: (563) 557-9111. Providers update this record themselves, so call before visiting.
How can I verify Gretchen Marea Wenger, DNP, FNP-C's license?
NPPES lists Iowa license number A123615, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.
How much does Gretchen Marea Wenger, DNP, FNP-C prescribe under Medicare Part D?
In 2024, Gretchen Marea Wenger, DNP, FNP-C had 2,049 Medicare Part D claims for 280 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.