Mary Lou Ernst-woodhouse, DO - Medicare Dermatology in Eau Claire, WI

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Mary Lou Ernst-woodhouse, DO is a medicare enrolled "Dermatology" physician in Eau Claire, Wisconsin. Her current practice location is 1400 Bellinger St, Eau Claire, Wisconsin. You can reach out to her office (for appointments etc.) via phone at (715) 838-5222.

Mary Lou Ernst-woodhouse is licensed to practice in Wisconsin (license number 20817) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1225102452.

Contact Information

Mary Lou Ernst-woodhouse, DO
1400 Bellinger St,
Eau Claire, WI 54703-5222
(715) 838-5222
Not Available

Map and Direction




Physician's Profile

Full NameMary Lou Ernst-woodhouse
GenderFemale
SpecialityDermatology
Location1400 Bellinger St, Eau Claire, Wisconsin
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1225102452
  • Provider Enumeration Date: 11/20/2006
  • Last Update Date: 07/15/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 4183616519
  • Enrollment ID: I20210709002306

Medical Identifiers

Medical identifiers for Mary Lou Ernst-woodhouse such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1225102452NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207N00000XDermatology 20817 (Wisconsin)Primary
207N00000XDermatology 03200 (Iowa)Secondary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Mary Lou Ernst-woodhouse allows following entities to bill medicare on her behalf.
Entity NameMayo Clinic Health System-northwest Wisconsin Region Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1235588831
PECOS PAC ID: 4385553627
Enrollment ID: O20161109002075
Entity NameMayo Clinic Health System-northwest Wisconsin Region Inc
Entity TypePart A Provider - Critical Access Hospital
Entity IdentifiersNPI Number: 1154372944
PECOS PAC ID: 4385553627
Enrollment ID: O20171012000001

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Mary Lou Ernst-woodhouse is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Mary Lou Ernst-woodhouse, DO
200 1st St Sw,
Rochester, MN 55905-0002

Ph: (715) 838-5222		Mary Lou Ernst-woodhouse, DO
1400 Bellinger St,
Eau Claire, WI 54703-5222

Ph: (715) 838-5222

Reviews and Comments


Dermatology Doctors in Eau Claire, WI

Joy P Walker, MD
Dermatology
Medicare: Not Enrolled in Medicare
Practice Location: 1221 Whipple St, Eau Claire, WI 54703
Phone: 715-838-5222    
Dr. Stephanie Tadayon, MD
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 1400 Bellinger St, Eau Claire, WI 54703
Phone: 715-838-5222    
Christine Murphy, MD
Dermatology
Medicare: Medicare Enrolled
Practice Location: 2116 Craig Road, Eau Claire, WI 54701
Phone: 715-723-8827    
Elizabeth Demaree, DO
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 733 W Clairemont Ave, Eau Claire, WI 54701
Phone: 715-838-5222    
Michael B. Colgan, MD
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 1221 Whipple St, Eau Claire, WI 54703
Phone: 715-838-5222    
Dr. Sheila S Galbraith, MD
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 733 W Clairemont Ave, Pediatric Dermatology, Eau Claire, WI 54701
Phone: 715-838-5222    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.