Mary Ann Sweeney, N.P.
Nurse Practitioner · Saint Louis, MO
Mary Ann Sweeney, N.P. is a nurse practitioner with a practice address in Saint Louis, Missouri, and NPI 1427033679, issued on Dec 9, 2005. Check the license (Missouri 126492, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Ann Sweeney
- Credential
- N.P.
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 126492 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4352 Manchester Ave, Saint Louis, MO 63110
- Phone
- (314) 531-5444
- Enumerated
- Dec 9, 2005
- Record last updated
- Jul 16, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (314) 531-0063
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,720 in Missouri → Look up another NPI →
Also registered at 4352 Manchester Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Ann Sweeney in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 126492Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average nurse practitioner in 2024
50 Medicare Part D claims, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Benztropine Mesylate12 claims
- Metoprolol Succinate12 claims
- Risperidone12 claims
- Trazodone Hcl12 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.
Mary Ann Sweeney among 1,720 nurse practitioner records in Missouri
Mary Ann Sweeney, N.P. is one of 1,720 nurse practitioner records with a practice address in Missouri. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 97% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2021 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
437 nurse practitioner records list a practice address in Saint Louis
They are 437 of the 27,605 NPPES records with a practice address in Saint Louis, and 1,720 nurse practitioner records in Missouri.
All 1,720 in Missouri → Every provider in Saint Louis → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Natalie Bryant, ACNPSaint Louis, MO 631101396744207
- Christine Debold, ANPSaint Louis, MO 631101154363513
- Debra Gase, FNPSaint Louis, MO 631101972529105
- Monica Hente, PNPSaint Louis, MO 631101013996313
- Patricia Knutsen, AHCNSSaint Louis, MO 631101184651184
- Frank Krajczar, ANPSaint Louis, MO 631101922002484
- Carol Massmann, PNPSaint Louis, MO 631101598782013
- Brenda Patterson, FNPSaint Louis, MO 631101497732986
Common questions
What is Mary Ann Sweeney, N.P.'s NPI number?
Mary Ann Sweeney, N.P.'s National Provider Identifier (NPI) is 1427033679, issued on Dec 9, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mary Ann Sweeney, N.P. located?
The NPPES record lists a practice address at 4352 Manchester Ave, Saint Louis, MO, 63110. Phone: (314) 531-5444. Providers update this record themselves, so call before visiting.
How can I verify Mary Ann Sweeney, N.P.'s license?
NPPES lists Missouri license number 126492, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Ann Sweeney, N.P. prescribe under Medicare Part D?
In 2024, Mary Ann Sweeney, N.P. had 50 Medicare Part D claims; the average among nurse practitioner prescribers was 1,109. 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.