NPPES file of Aug 9, 2026

Rebecca L. Sirna, DNP, APNP, FNP-BC

Family Nurse Practitioner · Oshkosh, WI

Rebecca L. Sirna, DNP, APNP, FNP-BC is a family nurse practitioner with a practice address in Oshkosh, Wisconsin, and NPI 1548983281, issued on Sep 19, 2022. Check the license (Wisconsin 13108-33, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1548983281
Name
Rebecca L. Sirna
Credential
DNP, APNP, FNP-BC
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
13108-33 WI
Self-reported in NPPES; status is on the state search
Practice location
600 N Westhaven Dr, Oshkosh, WI 54904
Phone
(920) 237-5000
Enumerated
Sep 19, 2022
Record last updated
Jun 9, 2026
Fax
(920) 237-5011
Medicare enrollment
Enrolled (PECOS I20221109001690); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 600 N Westhaven Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Matthew Anderson, M.D.Urology Physician1083674212
  2. Annah ChriskePhysician Assistant1952238917
  3. Mark Cockley, MDInternal Medicine Physician1669456422
  4. Andrew Collins, MDPediatrics Physician1730197187
  5. Sarah Danahy, LCSWClinical Social Worker1053472142
  6. Cynthia Fisher, D.O.Family Medicine Physician1588824908

Verify Rebecca L. Sirna in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 13108-33
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Wisconsin license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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16% fewer Medicare Part D claims than the average family nurse practitioner in 2024

1,096 Medicare Part D claims for 190 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 50 claims were for opioids.

  1. Rebecca Sirna1,096
  2. Specialty average1,305

Most prescribed

  1. Levothyroxine Sodium47 claims
  2. Omeprazole47 claims
  3. Famotidine33 claims
  4. Lisinopril28 claims
  5. Amitriptyline Hcl27 claims
  6. Sertraline Hcl25 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

  1. Thedacare, IncorporatedNeenah, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Rebecca L. Sirna among 2,814 family nurse practitioner records in Wisconsin

Rebecca L. Sirna, DNP, APNP, FNP-BC 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 2022, is newer than 71% of them.

  • NPI issued2022 · 71% of these records are older, 22% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2022 · median 2019 among the 1,740 with a school on file
  • Record last updated2026 · 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).

35 family nurse practitioner records list a practice address in Oshkosh

They are 35 of the 1,527 NPPES records with a practice address in Oshkosh, and 2,814 family nurse practitioner records in Wisconsin.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Meghan Boll, APNPOshkosh, WI 549041992471973
  2. Audrey Essien, DNP, FNP-BCOshkosh, WI 549041316827611
  3. Gretta Grube, APNPOshkosh, WI 549041578963096
  4. Jennifer KruegerOshkosh, WI 549041033670088
  5. Jennifer Mladucky, NPOshkosh, WI 549041003941956
  6. Morgan MoslingOshkosh, WI 549041023797487
  7. Cheryl Pucci, APNPOshkosh, WI 549041518952829
  8. Jessica Rice, FNPOshkosh, WI 549041255058897

Common questions

What is Rebecca L. Sirna, DNP, APNP, FNP-BC's NPI number?

Rebecca L. Sirna, DNP, APNP, FNP-BC's National Provider Identifier (NPI) is 1548983281, issued on Sep 19, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Rebecca L. Sirna, DNP, APNP, FNP-BC located?

The NPPES record lists a practice address at 600 N Westhaven Dr, Oshkosh, WI, 54904. Phone: (920) 237-5000. Providers update this record themselves, so call before visiting.

How can I verify Rebecca L. Sirna, DNP, APNP, FNP-BC's license?

NPPES lists Wisconsin license number 13108-33, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Rebecca L. Sirna, DNP, APNP, FNP-BC prescribe under Medicare Part D?

In 2024, Rebecca L. Sirna, DNP, APNP, FNP-BC had 1,096 Medicare Part D claims for 190 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.