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.
- 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
8 nearest family medicine physician records → All 3,765 in Wisconsin → Look up another NPI →
Also registered at 2727 Plaza Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Diane Alber, NPNurse Practitioner1548613581
- Rebeca Argiro, LPCProfessional Counselor1467946871
- Vicky Baker, MDFamily Medicine Physician1811009061
- Scott Bauer, ODOptometrist1558987354
- Heather Bennett, NP-CFamily Nurse Practitioner1386102523
Verify Anne Margaret B. Hernaez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 85220Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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.
Most prescribed
- Atorvastatin Calcium30 claims
- Levothyroxine Sodium25 claims
- Losartan Potassium25 claims
- Metoprolol Succinate25 claims
- Omeprazole24 claims
- 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
- 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.
All 3,765 in Wisconsin → Every provider in Wausau → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Andrew Buchl, MDWausau, WI 544011215924626
- Glenn Burt, MDWausau, WI 544011891796553
- Wendy Hanneman, MDWausau, WI 544011740210038
- Antoinette Hayek, M.DWausau, WI 544011255390209
- Robin Henley, DOWausau, WI 544011710982723
- David Jenkins, MDWausau, WI 544011831129444
- Ross Lange, MDWausau, WI 544011396778270
- 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.