NPPES file of Aug 9, 2026

Shannon Waller Davis, CNM

Advanced Practice Midwife · Saint Louis, MO

Shannon Waller Davis, CNM is an advanced practice midwife with a practice address in Saint Louis, Missouri, and NPI 1063884799, issued on Oct 21, 2015. Check the license (Missouri 2018010192, as entered in NPPES) with the Missouri board that licenses this profession; 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
1063884799
Name
Shannon Waller Davis
Credential
CNM
Primary taxonomy
Advanced Practice Midwife 367A00000X
License number
2018010192 MO
Self-reported in NPPES; status is on the state search
Practice location
1031 Bellevue Ave Ste 400, Saint Louis, MO 63117
Phone
(314) 977-7455
Enumerated
Oct 21, 2015
Record last updated
Feb 5, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20160606000404); accepts Medicare assignment
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 1031 Bellevue Ave Ste 400

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

  1. Amy Bilyeu, MDObstetrics & Gynecology Physician1316238041
  2. Carolyn Gallagher, CNM, APRN-BCAdvanced Practice Midwife1952645087
  3. Randall Gibb, MDGynecologic Oncology Physician1639195944
  4. Shannon Grabosch, M.D.Gynecologic Oncology Physician1003136151
  5. John Hoff, M.D.Gynecologic Oncology Physician1073540951
  6. Surbhi Jain, MDObstetrics & Gynecology Physician1043877301

Verify Shannon Waller Davis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this profession
    Search for license 2018010192
    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
Find the Missouri 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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28% fewer Medicare Part D claims than the average advanced practice midwife in 2024

52 Medicare Part D claims for 19 beneficiaries, against an average of 72 among the 2,776 providers of this specialty who prescribed in Part D.

  1. Shannon Waller Davis52
  2. Specialty average72

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): 72.8 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 score84.2
  2. Costout of 100 · 30%27.8
  3. Promoting interoperabilitynot scored (reweighted)
  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: $233.70

13 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 3,833 providers of this specialty with any payment received $204.49 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Shannon Waller Davis$233.70
  2. Specialty average$204.49

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. Heartland Women's Healthcare LtdShiloh, IL

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

Shannon Waller Davis among 108 advanced practice midwife records in Missouri

Shannon Waller Davis, CNM is one of 108 advanced practice midwife records with a practice address in Missouri. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 48% of them.

  • NPI issued2015 · 48% of these records are older, 50% newer
  • In a Medicare fileYes · 56% of these records are
  • In the CMS Doctors and Clinicians fileYes · 48% of these records are
  • Graduated2015 · median 2019 among the 52 with a school on file
  • Record last updated2021 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367A00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Advanced Practice Midwife providers in Missouri

There are 108 advanced practice midwife records in Missouri.

The 8 advanced practice midwife records with the nearest ZIP codes

  1. Carolyn Gallagher, CNM, APRN-BCSaint Louis, MO 631171952645087
  2. Rebekah Hassler, CNM, FNPSaint Louis, MO 631181598853699
  3. Lyndsay Duffe, CNMSaint Louis, MO 631241073282026
  4. Kathleen Goodwin, CNMSaint Louis, MO 631101023191483
  5. Patricia Lazaroff, RN, CNM, MSNSaint Louis, MO 631101427158096
  6. Ayat Mohsen, CNMSt Louis, MO 631241710721055
  7. Caitlin Bley, CNMSaint Louis, MO 631081174088389
  8. Tara Ewell, APRN, CNMSaint Louis, MO 631081598349938

Common questions

What is Shannon Waller Davis, CNM's NPI number?

Shannon Waller Davis, CNM's National Provider Identifier (NPI) is 1063884799, issued on Oct 21, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Shannon Waller Davis, CNM located?

The NPPES record lists a practice address at 1031 Bellevue Ave Ste 400, Saint Louis, MO, 63117. Phone: (314) 977-7455. Providers update this record themselves, so call before visiting.

How can I verify Shannon Waller Davis, CNM's license?

NPPES lists Missouri license number 2018010192, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

How much does Shannon Waller Davis, CNM prescribe under Medicare Part D?

In 2024, Shannon Waller Davis, CNM had 52 Medicare Part D claims for 19 beneficiaries; the average among advanced practice midwife prescribers was 72. Part D covers Medicare prescriptions only.

What is Shannon Waller Davis, CNM's MIPS final score?

The 2023 MIPS final score is 72.8 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.