Marcy E. Haley, WHNP
Women's Health Nurse Practitioner · Saint Peters, MO
Marcy E. Haley, WHNP is a women's health nurse practitioner with a practice address in Saint Peters, Missouri, and NPI 1912274341, issued on Nov 30, 2011. Check the license (Missouri 2011036000, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marcy E. Haley
- Credential
- WHNP
- Primary taxonomy
- Women's Health Nurse Practitioner 363LW0102X
- License number
- 2011036000 MO
Self-reported in NPPES; status is on the state search - Practice location
- 209 First Executive Ave, Saint Peters, MO 63376
- Phone
- (636) 936-8777
- Enumerated
- Nov 30, 2011
- Record last updated
- Apr 17, 2025
- Fax
- (636) 939-4257
- Medicaid ID
- 420082586 MO
- Medicare enrollment
- Enrolled (PECOS I20230601001596); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest women's health nurse practitioner records → All 305 in Missouri → Look up another NPI →
Also registered at 209 First Executive Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Janet Matuszek, DOObstetrics & Gynecology Physician1265542146
- Megan Mohrman, MDObstetrics & Gynecology Physician1225472178
- Julie Schweitzer, WHNPWomen's Health Nurse Practitioner1215479134
- Angela Warner, WHNPWomen's Health Nurse Practitioner1477077394
Verify Marcy E. Haley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2011036000Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average women's health nurse practitioner in 2024
51 Medicare Part D claims for 26 beneficiaries, against an average of 217 among the 3,809 providers of this specialty who prescribed in Part D.
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): 79.3 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $88.79
5 payments; by number, the most common kind was food and beverage; the largest payer was Evofem Biosciences, Inc. The 3,574 providers of this specialty with any payment received $426.02 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
- Washington UniversitySaint Peters, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marcy E. Haley among 305 women's health nurse practitioner records in Missouri
Marcy E. Haley, WHNP is one of 305 women's health nurse practitioner records with a practice address in Missouri. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 46% of them.
- NPI issued2011 · 46% of these records are older, 48% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 47% of these records are
- Graduated2011 · median 2013 among the 144 with a school on file
- Record last updated2025 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LW0102X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Women's Health Nurse Practitioner providers in Missouri
There are 305 women's health nurse practitioner records in Missouri.
All 305 in Missouri → Every provider in Saint Peters → Women's Health Nurse Practitioner nationwide →
The 8 women's health nurse practitioner records with the nearest ZIP codes
- Julie Schweitzer, WHNPSaint Peters, MO 633761215479134
- Angela Warner, WHNPSaint Peters, MO 633761477077394
- Terri Bauer, RN, MSN, WHNP-BCTroy, MO 633791740386846
- Jolene Borders, WHNP-BCO Fallon, MO 633681598065468
- Catherine Crass, WHNPO Fallon, MO 633681942513205
- Emily Hammer, WHNP-BCO Fallon, MO 633681841612850
- Jill Flores, WHNP-BCLake St Louis, MO 633671942747910
- Sandra Redhage, RN-C, MSN, WHNPLake St Louis, MO 633671548399058
Common questions
What is Marcy E. Haley, WHNP's NPI number?
Marcy E. Haley, WHNP's National Provider Identifier (NPI) is 1912274341, issued on Nov 30, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Marcy E. Haley, WHNP located?
The NPPES record lists a practice address at 209 First Executive Ave, Saint Peters, MO, 63376. Phone: (636) 936-8777. Providers update this record themselves, so call before visiting.
How can I verify Marcy E. Haley, WHNP's license?
NPPES lists Missouri license number 2011036000, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Marcy E. Haley, WHNP prescribe under Medicare Part D?
In 2024, Marcy E. Haley, WHNP had 51 Medicare Part D claims for 26 beneficiaries; the average among women's health nurse practitioner prescribers was 217. Part D covers Medicare prescriptions only.
What is Marcy E. Haley, WHNP's MIPS final score?
The 2023 MIPS final score is 79.3 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.