ANNE MARGARET B HERNAEZ MD
NPI 1215517578
Family Medicine in Wausau, WI
About Anne Margaret B Hernaez Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANNE MARGARET B HERNAEZ MD (NPI 1215517578) is an individual family medicine provider in Wausau, Wisconsin, licensed in Wisconsin (85220) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS, is affiliated with Marshfield Medical Center, and maintains a secondary practice location in Madisonville.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Anne Margaret B Hernaez Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Marshfield Medical Center
Acute Care Hospitals · Marshfield, WIMarshfield Medical Center - Weston
Acute Care Hospitals · Weston, WIMarshfield Medical Center - Minocqua
Acute Care Hospitals · Minocqua, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54401 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WAUSAU, WI 54401
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Anne Margaret Hernaez's NPI number?
The NPI number for Anne Margaret Hernaez is 1215517578. It was assigned to this individual provider in the NPPES registry on April 12, 2021.
Where is Anne Margaret Hernaez located?
Anne Margaret Hernaez practices at 2727 Plaza Dr, Wausau, WI 54401. The listed phone number is (715) 847-3000.
What is Anne Margaret Hernaez's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Anne Margaret Hernaez enrolled in Medicare?
Yes. Anne Margaret Hernaez is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
What insurance does Anne Margaret Hernaez accept?
Health plans from Anthem Blue Cross and Blue Shield, HealthPartners and Security Health Plan list Anne Margaret Hernaez as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Anne Margaret Hernaez affiliated with any hospitals?
According to CMS data, Anne Margaret Hernaez is affiliated with Marshfield Medical Center, Marshfield Medical Center - Weston and Marshfield Medical Center - Minocqua.
When was this NPI record last updated?
The NPPES record for Anne Margaret Hernaez was last updated on October 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Anne Margaret B Hernaez, MD · NPI 1215517578
Family Medicine physician in Wausau, Wisconsin. Individual provider, active in the CMS NPPES registry since April 12, 2021.
## Identity
- **NPI:** 1215517578 (Entity type: Individual)
- **Enumerated:** April 12, 2021
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 85220 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 2727 PLAZA DR, Wausau, WI 54401-4192
- **Phone:** (715) 847-3000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** October 29, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1215517578) · Data from the CMS NPPES public registry.