NPPES file of Aug 9, 2026

Mary Frances Flaherty Baig, APRN, FNP

Family Nurse Practitioner · Grantsburg, WI

Mary Frances Flaherty Baig, APRN, FNP is a family nurse practitioner with a practice address in Grantsburg, Wisconsin, and NPI 1225635055, issued on Oct 5, 2020. Check the license (Wisconsin 10418-33, 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
1225635055
Name
Mary Frances Flaherty Baig
Credential
APRN, FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
10418-33 WI
Self-reported in NPPES; status is on the state search
Practice location
257 W Saint George Ave, Grantsburg, WI 54840
Phone
(800) 293-5353
Enumerated
Oct 5, 2020
Record last updated
Oct 5, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210203002717); 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 257 W Saint George Ave

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

  1. Abigail Anderson, PTPhysical Therapist1588155899
  2. Richard Burris, PA-CPhysician Assistant1790745446
  3. Abigail Dewitt, PTPhysical Therapist1306334321
  4. Melinda Deye, APNPNurse Practitioner1801056288
  5. Daina Duerr, RD, LD, CDRegistered Dietitian1457658064
  6. Patricia Eid, NPNurse Practitioner1932213279

Verify Mary Frances Flaherty Baig 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 10418-33
    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
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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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92% fewer Medicare Part D claims than the average family nurse practitioner in 2024

98 Medicare Part D claims for 67 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Mary Baig98
  2. Specialty average1,305

Most prescribed

  1. Prednisone12 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. Burnett Medical Center IncGrantburg, WI

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

5 family nurse practitioner records list a practice address in Grantsburg

They are 5 of the 54 NPPES records with a practice address in Grantsburg, and 2,814 family nurse practitioner records in Wisconsin.

Other family nurse practitioner records in Wisconsin

  1. Amanda Abaya, APNPAppleton, WI1053145193
  2. Monaliza Abdela, FNPBrookfield, WI1760288336
  3. Ayia AbdeljabbarOak Creek, WI1285386094
  4. Adetoun Abolurin, FNPOak Creek, WI1316411390
  5. Anne Abresch, NURSE PRACTITIONERMilwaukee, WI1578867479
  6. Sumar AbushaqraSheboygan, WI1023488475
  7. Lindsay AchesonMilwaukee, WI1457940264
  8. Tyler Adamczak, APNPChippewa Falls, WI1538031588
  9. Inez Adams, NPWest Allis, WI1255877544
  10. Samantha AdamsOshkosh, WI1467853622

Common questions

What is Mary Frances Flaherty Baig, APRN, FNP's NPI number?

Mary Frances Flaherty Baig, APRN, FNP's National Provider Identifier (NPI) is 1225635055, issued on Oct 5, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Mary Frances Flaherty Baig, APRN, FNP located?

The NPPES record lists a practice address at 257 W Saint George Ave, Grantsburg, WI, 54840. Phone: (800) 293-5353. Providers update this record themselves, so call before visiting.

How can I verify Mary Frances Flaherty Baig, APRN, FNP's license?

NPPES lists Wisconsin license number 10418-33, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Mary Frances Flaherty Baig, APRN, FNP prescribe under Medicare Part D?

In 2024, Mary Frances Flaherty Baig, APRN, FNP had 98 Medicare Part D claims for 67 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.