Kathryn Ann Simmons, PA
Physician Assistant · Saint Peters, MO
Kathryn Ann Simmons, PA is a physician assistant with a practice address in Saint Peters, Missouri, and NPI 1225378201, issued on Feb 27, 2013. Check the license (Missouri 2013008005, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kathryn Ann Simmons
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 2013008005 MO
Self-reported in NPPES; status is on the state search - Practice location
- 10 Hospital Dr, Saint Peters, MO 63376
- Phone
- (314) 362-9123
- Enumerated
- Feb 27, 2013
- Record last updated
- Jul 14, 2025
- Fax
- (314) 747-9160
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 1,790 in Missouri → Look up another NPI →
Also registered at 10 Hospital Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Brian Bennett, CRNACertified Registered Nurse Anesthetist1275195281
- Julie Boschert, AGNPGerontology Nurse Practitioner1578197505
- Lydia CameronSpeech-Language Pathologist1548849003
Verify Kathryn Ann Simmons in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2013008005Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average physician assistant in 2024
241 Medicare Part D claims for 171 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 38 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen38 claims
- Cefdinir20 claims
- Cephalexin20 claims
- Amoxicillin-Clavulanate Potass16 claims
- Methocarbamol14 claims
- Ondansetron Hcl13 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.
Kathryn Ann Simmons among 1,790 physician assistant records in Missouri
Kathryn Ann Simmons, PA is one of 1,790 physician assistant records with a practice address in Missouri. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 30% of them.
- NPI issued2013 · 30% of these records are older, 67% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 70% of these records are
- Record last updated2025 · 32% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
21 physician assistant records list a practice address in Saint Peters
They are 21 of the 1,259 NPPES records with a practice address in Saint Peters, and 1,790 physician assistant records in Missouri.
All 1,790 in Missouri → Every provider in Saint Peters → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Erika Anderson, P.A.Saint Peters, MO 633761417258138
- Joshua Bell, PA-CSaint Peters, MO 633761235694894
- Mindy Carney, PASaint Peters, MO 633761396044780
- Kristen Farris, PASaint Peters, MO 633761255501896
- Meghan Gardiner, PASaint Peters, MO 633761205358181
- Alyssa Meier, PASaint Peters, MO 633761700342847
- Alexis Neal, PA-CSaint Peters, MO 633761952769101
- Christopher Pinkerton, P.A.-CSaint Peters, MO 633761841215100
Common questions
What is Kathryn Ann Simmons, PA's NPI number?
Kathryn Ann Simmons, PA's National Provider Identifier (NPI) is 1225378201, issued on Feb 27, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn Ann Simmons, PA located?
The NPPES record lists a practice address at 10 Hospital Dr, Saint Peters, MO, 63376. Phone: (314) 362-9123. Providers update this record themselves, so call before visiting.
How can I verify Kathryn Ann Simmons, PA's license?
NPPES lists Missouri license number 2013008005, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Kathryn Ann Simmons, PA prescribe under Medicare Part D?
In 2024, Kathryn Ann Simmons, PA had 241 Medicare Part D claims for 171 beneficiaries; the average among physician assistant prescribers was 830. 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.