Teresa J. Wiersma, NP
Family Nurse Practitioner · Randolph, WI
Teresa J. Wiersma, NP is a family nurse practitioner with a practice address in Randolph, Wisconsin, and NPI 1417931833, issued on Nov 30, 2005. Check the license (Wisconsin 125502, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Teresa J. Wiersma
- Credential
- NP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 125502 WI
Self-reported in NPPES; status is on the state search - Practice location
- 504 S High St, Randolph, WI 53956
- Phone
- (920) 326-5060
- Enumerated
- Nov 30, 2005
- Record last updated
- Sep 15, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicaid ID
- 41253300 WI
- Medicare enrollment
- Enrolled (PECOS I20050107000400); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 2,814 in Wisconsin → Look up another NPI →
Also registered at 504 S High St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Linda Mulder, PAPhysician Assistant1013235803
Verify Teresa J. Wiersma in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 125502Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average family nurse practitioner in 2024
2,661 Medicare Part D claims for 219 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Atorvastatin Calcium168 claims
- Lisinopril158 claims
- Levothyroxine Sodium153 claims
- Amlodipine Besylate129 claims
- Metoprolol Succinate89 claims
- Furosemide78 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.
Industry payments in 2024: $88.98
5 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Randolph Community Clinic SCRandolph, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Teresa J. Wiersma among 2,814 family nurse practitioner records in Wisconsin
Teresa J. Wiersma, NP is one of 2,814 family nurse practitioner records with a practice address in Wisconsin. 74% 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, 98% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2004 · median 2019 among the 1,740 with a school on file
- Record last updated2016 · 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 363LF0000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 family nurse practitioner record lists a practice address in Randolph
They are 1 of the 24 NPPES records with a practice address in Randolph, and 2,814 family nurse practitioner records in Wisconsin.
All 2,814 in Wisconsin → Every provider in Randolph → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Jessica Ritchart, APNPReedsburg, WI 539591437983194
- Ali Serushan, FNP-CReedsburg, WI 539591801675178
- Denise Bonnett, APRN,BCWaupun, WI 539631477695708
- Stephanie Bush, APNPWaupun, WI 539631023584992
- Teresa Chouinard, APNPWaupun, WI 539631659722809
- Janette Drews, NPWaupun, WI 539631639129810
- Jodi Fields, APNP-CWaupun, WI 539631942653811
- Nancy Garcia, APNPWaupun, WI 539631891757027
Common questions
What is Teresa J. Wiersma, NP's NPI number?
Teresa J. Wiersma, NP's National Provider Identifier (NPI) is 1417931833, issued on Nov 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Teresa J. Wiersma, NP located?
The NPPES record lists a practice address at 504 S High St, Randolph, WI, 53956. Phone: (920) 326-5060. Providers update this record themselves, so call before visiting.
How can I verify Teresa J. Wiersma, NP's license?
NPPES lists Wisconsin license number 125502, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Teresa J. Wiersma, NP prescribe under Medicare Part D?
In 2024, Teresa J. Wiersma, NP had 2,661 Medicare Part D claims for 219 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.