NPPES file of Aug 9, 2026

Debra Harris Hammer, CNM

Advanced Practice Midwife · Grantsburg, WI

Debra Harris Hammer, CNM is an advanced practice midwife with a practice address in Grantsburg, Wisconsin, and NPI 1194880955, issued on Dec 22, 2006. Check the license (Wisconsin 148794, 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
1194880955
Name
Debra Harris Hammer
Credential
CNM
Primary taxonomy
Advanced Practice Midwife 367A00000X
License number
148794 WI
Self-reported in NPPES; status is on the state search
Practice location
257 W Saint George Ave, Grantsburg, WI 54840
Phone
(715) 463-5317
Enumerated
Dec 22, 2006
Record last updated
Dec 14, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(715) 463-2753
Medicaid ID
41277300 WI
Medicare enrollment
Enrolled (PECOS I20060221000134); 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. Mary Baig, APRN, FNPFamily Nurse Practitioner1225635055
  3. Richard Burris, PA-CPhysician Assistant1790745446
  4. Abigail Dewitt, PTPhysical Therapist1306334321
  5. Melinda Deye, APNPNurse Practitioner1801056288
  6. Daina Duerr, RD, LD, CDRegistered Dietitian1457658064

Verify Debra Harris Hammer 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 148794
    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

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82% fewer Medicare Part D claims than the average advanced practice midwife in 2024

13 Medicare Part D claims, against an average of 72 among the 2,776 providers of this specialty who prescribed in Part D.

  1. Debra Hammer13
  2. Specialty average72

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).

1 advanced practice midwife records list a practice address in Grantsburg

They are 1 of the 54 NPPES records with a practice address in Grantsburg, and 281 advanced practice midwife records in Wisconsin.

Other advanced practice midwife records in Wisconsin

  1. Elizabeth Adsit, CNMReedsburg, WI1336912120
  2. Kirsten Aexel Handley, CNMEau Claire, WI1952523078
  3. Kathryn Aispuro, RN, CNMWest Allis, WI1407046196
  4. Alexandra Alberda, CNMMilwaukee, WI1316943715
  5. Ann Marie Amaya, CNMMilwaukee, WI1720043300
  6. Karen Anderson, CNM, APNPMadison, WI1306216940
  7. Mallory Anderson, CNMRib Lake, WI1174389357
  8. Ingrid Andersson, RN, CNMMadison, WI1245298504
  9. Julie Andrzejczak, CNMBaldwin, WI1265170310
  10. Anna Anklam, CNMMilwaukee, WI1487129565

Common questions

What is Debra Harris Hammer, CNM's NPI number?

Debra Harris Hammer, CNM's National Provider Identifier (NPI) is 1194880955, issued on Dec 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Debra Harris Hammer, CNM located?

The NPPES record lists a practice address at 257 W Saint George Ave, Grantsburg, WI, 54840. Phone: (715) 463-5317. Providers update this record themselves, so call before visiting.

How can I verify Debra Harris Hammer, CNM's license?

NPPES lists Wisconsin license number 148794, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Debra Harris Hammer, CNM prescribe under Medicare Part D?

In 2024, Debra Harris Hammer, CNM had 13 Medicare Part D claims; the average among advanced practice midwife prescribers was 72. 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.