Karen Ann Williams, APNP - Medicare Nurse Practitioner in Fond Du Lac, WI

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Karen Ann Williams, APNP is a medicare enrolled "Nurse Practitioner - Family" in Fond Du Lac, Wisconsin. Her current practice location is 421 Camelot Dr, Fond Du Lac, Wisconsin. You can reach out to her office (for appointments etc.) via phone at (920) 926-8616.

Karen Ann Williams is licensed to practice in Wisconsin (license number 13779-33) 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 1134823479.

Contact Information

Karen Ann Williams, APNP
421 Camelot Dr,
Fond Du Lac, WI 54935-8335
(920) 926-8616
(920) 926-8098

Map and Direction




Provider's Profile

Full NameKaren Ann Williams
GenderFemale
SpecialityNurse Practitioner - Family
Location421 Camelot Dr, Fond Du Lac, Wisconsin
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1134823479
  • Provider Enumeration Date: 03/29/2023
  • Last Update Date: 08/22/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 3779945332
  • Enrollment ID: I20230814001994

Medical Identifiers

Medical identifiers for Karen Ann Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1134823479NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LF0000XNurse Practitioner - Family 13779-33 (Wisconsin)Primary

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. Karen Ann Williams allows following entities to bill medicare on her behalf.
Entity NameAgnesian Healthcare Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1346228541
PECOS PAC ID: 1658289624
Enrollment ID: O20031104000263

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. Karen Ann Williams 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
Karen Ann Williams, APNP
1808 W Beltline Hwy, Ssm Health Fdl Regional Clinic,
Madison, WI 53713-2334

Ph: (920) 926-8343		Karen Ann Williams, APNP
421 Camelot Dr,
Fond Du Lac, WI 54935-8335

Ph: (920) 926-8616

Reviews and Comments


Nurse Practitioner Nurses in Fond Du Lac, WI

Jeanette Roehl, APNP FNP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 210 Wisconsin American Dr, Fond Du Lac, WI 54937
Phone: 920-907-7000    
Mary R Kelm, NP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 420 E Division St, Fond Du Lac, WI 54935
Phone: 920-926-8230    
Michelle Kehrmeyer, N.P.
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 420 E Division St, Fond Du Lac, WI 54935
Phone: 209-926-4197    Fax: 920-926-4197
Jessica L Habeck, DNP, APNP, FNP-BC
Nurse Practitioner
Medicare: May Accept Medicare Assignments
Practice Location: 430 E Division St, Fond Du Lac, WI 54935
Phone: 920-926-5020    
Mrs. Jennifer Nicole Stephany, APNP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 420 E Division St, Fond Du Lac, WI 54935
Phone: 920-926-8200    Fax: 920-926-8907
Theresa J Baseley, NP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 210 Wisconsin American Dr, Fond Du Lac, WI 54937
Phone: 920-907-7000    Fax: 920-907-7012
Tammy Rae Karls, NP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 420 E Division St, Fond Du Lac, WI 54935
Phone: 920-926-8495    

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.