Mary H Ludwiczak, MD - Medicare Obstetrics/gynecology in Longview, WA

Mary H Ludwiczak, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Longview, Washington. She graduated from medical school in 1991 and has 33 years of diverse experience with area of expertise as Obstetrics/gynecology. She is a member of the group practice Kaiser Foundation Health Plan Of The Northwest and her current practice location is 1660 Delaware St, Longview, Washington. You can reach out to her office (for appointments etc.) via phone at (360) 414-2800.

Mary H Ludwiczak is licensed to practice in Washington (license number MD00032784) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1780678805.

Contact Information

Mary H Ludwiczak, MD
1660 Delaware St,
Longview, WA 98632-2310
(360) 414-2800
(360) 414-2803

Map and Direction




Physician's Profile

Full NameMary H Ludwiczak
GenderFemale
SpecialityObstetrics/gynecology
Experience33 Years
Location1660 Delaware St, Longview, Washington
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mary H Ludwiczak graduated from medical school in 1991
  NPI Data:
  • NPI Number: 1780678805
  • Provider Enumeration Date: 09/02/2005
  • Last Update Date: 02/04/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 6800899568
  • Enrollment ID: I20060818000036

Medical Identifiers

Medical identifiers for Mary H Ludwiczak such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1780678805NPI-NPPES
074463MedicaidOR
102491OtherWALABOR & IND
8178352MedicaidWA
160040953OtherRR MEDICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology MD00032784 (Washington)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Kaiser Foundation Health Plan Of The Northwest57996882301484

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 H Ludwiczak allows following entities to bill medicare on her behalf.
Entity NameKaiser Foundation Health Plan Of The Northwest
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1184786527
PECOS PAC ID: 5799688230
Enrollment ID: O20040220000099

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 H Ludwiczak 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 H Ludwiczak, MD
Po Box 3002,
Longview, WA 98632-0302

Ph: (360) 414-2800
Mary H Ludwiczak, MD
1660 Delaware St,
Longview, WA 98632-2310

Ph: (360) 414-2800

Reviews and Comments


Obstetrics & Gynecology Doctors in Longview, WA

Dr. Leah Margolis, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1660 Delaware St, Longview, WA 98632
Phone: 360-414-2800    Fax: 360-414-2803
Saeyeal Lee, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1660 Delaware St, Longview, WA 98632
Phone: 360-414-2800    Fax: 360-414-2803
Clarissa Justine Weiss, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1660 Delaware St, Longview, WA 98632
Phone: 360-414-2800    
Gregory A Wolgamott, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1660 Delaware St, Longview, WA 98632
Phone: 360-414-2800    Fax: 360-414-2803
Laura Elise Lefever, DO
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1660 Delaware St, Longview, WA 98632
Phone: 360-414-2800    Fax: 360-414-2803
Dr. Robert Cojuangco Cruz Iii, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1660 Delaware St, Longview, WA 98632
Phone: 360-414-2800    Fax: 360-414-2803

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.