Alexandra Fay Theis, RN, MSN, FNP-C
Family Nurse Practitioner · Saint Johns, MI
Alexandra Fay Theis, RN, MSN, FNP-C is a family nurse practitioner with a practice address in Saint Johns, Michigan, and NPI 1497346241, issued on Feb 2, 2021. Check the license (Michigan 4704329980, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alexandra Fay Theis
- Credential
- RN, MSN, FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 4704329980 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1005 S US Highway 27 Ste 100, Saint Johns, MI 48879
- Phone
- (989) 224-3000
- Enumerated
- Feb 2, 2021
- Record last updated
- Mar 30, 2022
- Medicare enrollment
- Enrolled (PECOS I20211206000267); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 5,356 in Michigan → Look up another NPI →
Also registered at 1005 S US Highway 27 Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Samantha Hallenbeck, DPTPhysical Therapist1457010928
- Melissa Halvorson, MDObstetrics & Gynecology Physician1114994365
- Dawn Martin, NPFamily Nurse Practitioner1831780741
Verify Alexandra Fay Theis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 4704329980Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% fewer Medicare Part D claims than the average family nurse practitioner in 2024
807 Medicare Part D claims for 484 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone133 claims
- Amoxicillin-Clavulanate Potass85 claims
- Azithromycin76 claims
- Cephalexin56 claims
- Doxycycline Monohydrate34 claims
- Amoxicillin31 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 2 group practices
- Clinton County Medical Center PCSaint Johns, MI
- Outpatient Urgent Care HealthcenterSaint Johns, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alexandra Fay Theis among 5,356 family nurse practitioner records in Michigan
Alexandra Fay Theis, RN, MSN, FNP-C is one of 5,356 family nurse practitioner records with a practice address in Michigan. 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 2021, is newer than 62% of them.
- NPI issued2021 · 62% of these records are older, 29% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2021 · median 2019 among the 3,254 with a school on file
- Record last updated2022 · 40% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 family nurse practitioner records list a practice address in Saint Johns
They are 11 of the 207 NPPES records with a practice address in Saint Johns, and 5,356 family nurse practitioner records in Michigan.
All 5,356 in Michigan → Every provider in Saint Johns → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Chelsea Barnes, FNP-CSaint Johns, MI 488791740885292
- Chezney Bower, NP-CSaint Johns, MI 488791912594342
- Laura Curtis, C.F.N.P.Saint Johns, MI 488791659376762
- Laura FanningSaint Johns, MI 488791851886469
- Vanessa Mann, DNP, FNP-BCSaint Johns, MI 488791609133065
- Dawn Martin, NPSaint Johns, MI 488791831780741
- Danielle Martinez, FNPSaint Johns, MI 488791821502600
- Stephanie Schmitt, NP-CSaint Johns, MI 488791396497525
Common questions
What is Alexandra Fay Theis, RN, MSN, FNP-C's NPI number?
Alexandra Fay Theis, RN, MSN, FNP-C's National Provider Identifier (NPI) is 1497346241, issued on Feb 2, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Alexandra Fay Theis, RN, MSN, FNP-C located?
The NPPES record lists a practice address at 1005 S US Highway 27 Ste 100, Saint Johns, MI, 48879. Phone: (989) 224-3000. Providers update this record themselves, so call before visiting.
How can I verify Alexandra Fay Theis, RN, MSN, FNP-C's license?
NPPES lists Michigan license number 4704329980, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Alexandra Fay Theis, RN, MSN, FNP-C prescribe under Medicare Part D?
In 2024, Alexandra Fay Theis, RN, MSN, FNP-C had 807 Medicare Part D claims for 484 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.