Dr Christopher I Mackay, MD - Medicare Neurological Surgery in Wausau, WI

Dr Christopher I Mackay, MD is a medicare enrolled "Neurological Surgery" physician in Wausau, Wisconsin. His current practice location is 505 S 24th Ave Ste 200, Wausau, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (715) 396-3191.

Dr Christopher I Mackay is licensed to practice in Wisconsin (license number 44117) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1538269402.

Contact Information

Dr Christopher I Mackay, MD
505 S 24th Ave Ste 200,
Wausau, WI 54401-1706
(715) 396-3191
(715) 396-3191

Map and Direction




Physician's Profile

Full NameDr Christopher I Mackay
GenderMale
SpecialityNeurological Surgery
Location505 S 24th Ave Ste 200, Wausau, Wisconsin
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1538269402
  • Provider Enumeration Date: 09/22/2006
  • Last Update Date: 10/16/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 7517066475
  • Enrollment ID: I20070619000316

Medical Identifiers

Medical identifiers for Dr Christopher I Mackay such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1538269402NPI-NPPES
34207900MedicaidWI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207T00000XNeurological Surgery 44117 (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. Dr Christopher I Mackay allows following entities to bill medicare on his behalf.
Entity NameSpine & Brain Group Sc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073727277
PECOS PAC ID: 4789783648
Enrollment ID: O20070619000325

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. Dr Christopher I Mackay 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
Dr Christopher I Mackay, MD
505 S 24th Ave Ste 200,
Wausau, WI 54401-1706

Ph: (715) 396-3191
Dr Christopher I Mackay, MD
505 S 24th Ave Ste 200,
Wausau, WI 54401-1706

Ph: (715) 396-3191

Reviews and Comments


Neurological Surgery Doctors in Wausau, WI

Terence R. Lichtor, M.D.
Neurological Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 2800 Westhill Dr, Ste 200, Wausau, WI 54401
Phone: 715-843-1000    Fax: 715-843-1001
Jamie R Lyons, PA-C
Neurological Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 3200 Westhill Dr Ste 201, Wausau, WI 54401
Phone: 715-847-2382    Fax: 715-847-2381
Craig R Kelman, MD
Neurological Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 425 Pine Ridge Blvd Ste 300, Wausau, WI 54401
Phone: 715-847-2000    
Brian Edward Bunch, MD
Neurological Surgery
Medicare: Not Enrolled in Medicare
Practice Location: 3200 Westhill Dr, Suite 102, Wausau, WI 54401
Phone: 715-847-2019    Fax: 715-847-2668
Dr. Andrew Beaumont, M.D., PH.D.
Neurological Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 425 Pine Ridge Blvd, Suite 300, Wausau, WI 54401
Phone: 715-847-2019    

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.