NPPES file of Aug 9, 2026

Anne Margaret B. Hernaez, MD

Family Medicine Physician · Wausau, WI

Anne Margaret B. Hernaez, MD is a family medicine physician with a practice address in Wausau, Wisconsin, and NPI 1215517578, issued on Apr 12, 2021. Check the license (Wisconsin 85220, as entered in NPPES) on the Wisconsin Medical Examining Board; 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
1215517578
Name
Anne Margaret B. Hernaez
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
85220 WI
Self-reported in NPPES; status is on the state search
Practice location
2727 Plaza Dr, Wausau, WI 54401
Phone
(715) 847-3000
Enumerated
Apr 12, 2021
Record last updated
Oct 29, 2025
Medicare enrollment
Enrolled (PECOS I20241125002936); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 2727 Plaza Dr

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

  1. Pablo Abrego, MDNephrology Physician1689774317
  2. Diane Alber, NPNurse Practitioner1548613581
  3. Rebeca Argiro, LPCProfessional Counselor1467946871
  4. Vicky Baker, MDFamily Medicine Physician1811009061
  5. Scott Bauer, ODOptometrist1558987354
  6. Heather Bennett, NP-CFamily Nurse Practitioner1386102523

Verify Anne Margaret B. Hernaez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 85220
    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
Open 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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82% fewer Medicare Part D claims than the average family medicine physician in 2024

645 Medicare Part D claims for 102 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Anne Margaret Hernaez645
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium30 claims
  2. Levothyroxine Sodium25 claims
  3. Losartan Potassium25 claims
  4. Metoprolol Succinate25 claims
  5. Omeprazole24 claims
  6. Hydrochlorothiazide19 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. Mchs Hospitals IncMarshfield, WI

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

Anne Margaret B. Hernaez among 3,765 family medicine physician records in Wisconsin

Anne Margaret B. Hernaez, MD is one of 3,765 family medicine physician records with a practice address in Wisconsin. 75% 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 91% of them.

  • NPI issued2021 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2019 · median 2007 among the 2,347 with a school on file
  • Record last updated2025 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

63 family medicine physician records list a practice address in Wausau

They are 63 of the 1,958 NPPES records with a practice address in Wausau, and 3,765 family medicine physician records in Wisconsin.

The 8 family medicine physician records with the nearest ZIP codes

  1. Andrew Buchl, MDWausau, WI 544011215924626
  2. Glenn Burt, MDWausau, WI 544011891796553
  3. Wendy Hanneman, MDWausau, WI 544011740210038
  4. Antoinette Hayek, M.DWausau, WI 544011255390209
  5. Robin Henley, DOWausau, WI 544011710982723
  6. David Jenkins, MDWausau, WI 544011831129444
  7. Ross Lange, MDWausau, WI 544011396778270
  8. Kay Lockwood, MDWausau, WI 544011487686820

Common questions

What is Anne Margaret B. Hernaez, MD's NPI number?

Anne Margaret B. Hernaez, MD's National Provider Identifier (NPI) is 1215517578, issued on Apr 12, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Anne Margaret B. Hernaez, MD located?

The NPPES record lists a practice address at 2727 Plaza Dr, Wausau, WI, 54401. Phone: (715) 847-3000. Providers update this record themselves, so call before visiting.

How can I verify Anne Margaret B. Hernaez, MD's license?

NPPES lists Wisconsin license number 85220, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Anne Margaret B. Hernaez, MD prescribe under Medicare Part D?

In 2024, Anne Margaret B. Hernaez, MD had 645 Medicare Part D claims for 102 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.