Gina Bertini Theisen, FNP-C
Family Nurse Practitioner · Wentzville, MO
Gina Bertini Theisen, FNP-C is a family nurse practitioner with a practice address in Wentzville, Missouri, and NPI 1235640582, issued on Oct 13, 2017. Check the license (Missouri 2020031798, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gina Bertini Theisen
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 2020031798 MO
APN.0993335-NP CO
Self-reported in NPPES; status is on the state search - Practice location
- 1603 Wentzville Pkwy, Wentzville, MO 63385
- Phone
- (636) 332-8228
- Enumerated
- Oct 13, 2017
- Record last updated
- Nov 24, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20201001002968); 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 1603 Wentzville Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gina Bertini Theisen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2020031798Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
14% more Medicare Part D claims than the average family nurse practitioner in 2024
1,493 Medicare Part D claims for 305 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 61% of claims.
Most prescribed
- Trelegy Ellipta304 claims
- Albuterol Sulfate Hfa253 claims
- Montelukast Sodium91 claims
- Spiriva Respimat90 claims
- Incruse Ellipta62 claims
- Anoro Ellipta60 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
- Ssm Medical Group IncWentzville, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gina Bertini Theisen among 5,226 family nurse practitioner records in Missouri
Gina Bertini Theisen, FNP-C 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 2017, is newer than 46% of them.
- NPI issued2017 · 46% of these records are older, 47% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2017 · median 2018 among the 3,339 with a school on file
- Record last updated2020 · 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).
27 family nurse practitioner records list a practice address in Wentzville
They are 27 of the 729 NPPES records with a practice address in Wentzville, and 5,226 family nurse practitioner records in Missouri.
All 5,226 in Missouri → Every provider in Wentzville → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Lauren Clement, ARNP-CWentzville, MO 633851215309984
- Stephanee Click, RN, MSN, FNP-BCWentzville, MO 633851992168157
- Kim Dickherber, FNPWentzville, MO 633851780967745
- Peggy EllisWentzville, MO 633851821324591
- Andrea Galati-Brown, FNPWentzville, MO 633851184960809
- Hillarie Graham, FNP-BCWentzville, MO 633851356725345
- Stephanie Gram, F.N.P.Wentzville, MO 633851831523851
- Jessica Henman, CNM, CPM, FNP-CWentzville, MO 633851457671604
Common questions
What is Gina Bertini Theisen, FNP-C's NPI number?
Gina Bertini Theisen, FNP-C's National Provider Identifier (NPI) is 1235640582, issued on Oct 13, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Gina Bertini Theisen, FNP-C located?
The NPPES record lists a practice address at 1603 Wentzville Pkwy, Wentzville, MO, 63385. Phone: (636) 332-8228. Providers update this record themselves, so call before visiting.
How can I verify Gina Bertini Theisen, FNP-C's license?
NPPES lists Missouri license number 2020031798, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Gina Bertini Theisen, FNP-C prescribe under Medicare Part D?
In 2024, Gina Bertini Theisen, FNP-C had 1,493 Medicare Part D claims for 305 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.