Theresa A. Boxdorfer, FNP
Family Nurse Practitioner · Saint Louis, MO
Theresa A. Boxdorfer, FNP is a family nurse practitioner with a practice address in Saint Louis, Missouri, and NPI 1063566768, issued on Jan 22, 2007. Check the license (Missouri 126462, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Theresa A. Boxdorfer
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 126462 MO
Self-reported in NPPES; status is on the state search - Practice location
- 12639 Old Tesson RD, Saint Louis, MO 63128
- Phone
- (314) 849-0311
- Enumerated
- Jan 22, 2007
- Record last updated
- Aug 19, 2025
- Fax
- (314) 849-4423
- Medicare enrollment
- Enrolled (PECOS I20070412000506); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 5,226 in Missouri → Look up another NPI →
Also registered at 12639 Old Tesson RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jihan Clay, P.A.-CMedical Physician Assistant1366730251
- Molly Crawford, OTOccupational Therapist1124039433
- Kelsey Duffy, PA-CPhysician Assistant1568127140
Verify Theresa A. Boxdorfer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 126462Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average family nurse practitioner in 2024
171 Medicare Part D claims for 94 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin71 claims
- Meloxicam49 claims
- Clindamycin Hcl15 claims
- Doxycycline Hyclate13 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.
Bills Medicare through one group practice
- Signature Medical Group IncSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Theresa A. Boxdorfer among 5,226 family nurse practitioner records in Missouri
Theresa A. Boxdorfer, FNP is one of 5,226 family nurse practitioner records with a practice address in Missouri. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 10% of them.
- NPI issued2007 · 10% of these records are older, 86% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2006 · median 2018 among the 3,339 with a school on file
- Record last updated2025 · 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 363LF0000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
714 family nurse practitioner records list a practice address in Saint Louis
They are 714 of the 27,605 NPPES records with a practice address in Saint Louis, and 5,226 family nurse practitioner records in Missouri.
All 5,226 in Missouri → Every provider in Saint Louis → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Della Aridge, RN, MSN, NPSaint Louis, MO 631281497837959
- Misty Birney, FNPSaint Louis, MO 631281578866596
- Kristin Hall, RN, MSN, FNP-CSaint Louis, MO 631281821269119
- Jacqueline Hunter, NPSaint Louis, MO 631281205127651
- Jaime Kynion, FNP-CSaint Louis, MO 631281972734523
- Michael Logue, FAM NRS PRAC FNPSt Louis, MO 631281750338919
- Maureen McCoy, NP-CSaint Louis, MO 631281265724777
- Janice Meyer, FNPSaint Louis, MO 631281235250333
Common questions
What is Theresa A. Boxdorfer, FNP's NPI number?
Theresa A. Boxdorfer, FNP's National Provider Identifier (NPI) is 1063566768, issued on Jan 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Theresa A. Boxdorfer, FNP located?
The NPPES record lists a practice address at 12639 Old Tesson RD, Saint Louis, MO, 63128. Phone: (314) 849-0311. Providers update this record themselves, so call before visiting.
How can I verify Theresa A. Boxdorfer, FNP's license?
NPPES lists Missouri license number 126462, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Theresa A. Boxdorfer, FNP prescribe under Medicare Part D?
In 2024, Theresa A. Boxdorfer, FNP had 171 Medicare Part D claims for 94 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.