Dariusz Walczak, MD - Medicare Anesthesiology in Mill Creek, WA

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Dariusz Walczak, MD is a medicare enrolled "Anesthesiology" physician in Mill Creek, Washington. He graduated from medical school in 1987 and has 37 years of diverse experience with area of expertise as Anesthesiology. He is a member of the group practice Valley Anesthesia Associates Pllc and his current practice location is 14416 33rd Dr Se, Mill Creek, Washington. You can reach out to his office (for appointments etc.) via phone at (425) 350-8481.

Dariusz Walczak is licensed to practice in Washington (license number MD00035997) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1861424236.

Contact Information

Dariusz Walczak, MD
14416 33rd Dr Se,
Mill Creek, WA 98012-5028
(425) 350-8481
(425) 357-0941

Map and Direction




Physician's Profile

Full NameDariusz Walczak
GenderMale
SpecialityAnesthesiology
Experience37 Years
Location14416 33rd Dr Se, Mill Creek, Washington
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dariusz Walczak graduated from medical school in 1987
  NPI Data:
  • NPI Number: 1861424236
  • Provider Enumeration Date: 07/07/2006
  • Last Update Date: 03/03/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 3779541065
  • Enrollment ID: I20050103001051

Medical Identifiers

Medical identifiers for Dariusz Walczak such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1861424236NPI-NPPES
5642WAOtherB/S REGENCE 90
8243529MedicaidWA
189643OtherL&I

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology MD00035997 (Washington)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Valley Medical CenterRenton, WAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Valley Anesthesia Associates Pllc094111209845

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. Dariusz Walczak allows following entities to bill medicare on his behalf.
Entity NameValley Anesthesia Associates Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1033165097
PECOS PAC ID: 0941112098
Enrollment ID: O20031105000635
Entity NameOptum Care Washington Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1831186766
PECOS PAC ID: 6406752153
Enrollment ID: O20031211000922
Entity NamePhysicians Anesthesia Service Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1417962200
PECOS PAC ID: 6901792365
Enrollment ID: O20040224000589

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. Dariusz Walczak 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
Dariusz Walczak, MD
14416 33rd Dr Se,
Mill Creek, WA 98012-5028

Ph: (425) 350-8481		Dariusz Walczak, MD
14416 33rd Dr Se,
Mill Creek, WA 98012-5028

Ph: (425) 350-8481

Reviews and Comments


Anesthesiology Doctors in Mill Creek, WA

Mr. Cornelius I. Voth, M.D. FRCP. (C)
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 15813 23rd Ln Se, Mill Creek, WA 98012
Phone: 425-585-0884    

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.