Dr Alexander Michael Riordan, MD - Medicare Orthopedic Surgery in Oak Creek, WI

Dr Alexander Michael Riordan, MD is a medicare enrolled "Orthopaedic Surgery" physician in Oak Creek, Wisconsin. He went to University Of Wisconsin School Of Medicine and graduated in 2012 and has 12 years of diverse experience with area of expertise as Orthopedic Surgery. He is a member of the group practice Aurora Advanced Healthcare Inc, Lakeshore Medical Clinic Llc and his current practice location is 200 E Ryan Rd, Oak Creek, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (414) 570-3590.

Dr Alexander Michael Riordan is licensed to practice in Wisconsin (license number 61300-20) and he also participates in the medicare program. He may accept medicare assignments (which means he may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and his NPI Number is 1972879534.

Contact Information

Dr Alexander Michael Riordan, MD
200 E Ryan Rd,
Oak Creek, WI 53154-4563
(414) 570-3590
Not Available

Map and Direction




Physician's Profile

Full NameDr Alexander Michael Riordan
GenderMale
SpecialityOrthopedic Surgery
Experience12 Years
Location200 E Ryan Rd, Oak Creek, Wisconsin
Accepts Medicare AssignmentsMay be. He may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Alexander Michael Riordan attended and graduated from University Of Wisconsin School Of Medicine in 2012
  NPI Data:
  • NPI Number: 1972879534
  • Provider Enumeration Date: 03/28/2012
  • Last Update Date: 01/15/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 8527387166
  • Enrollment ID: I20170727000470

Medical Identifiers

Medical identifiers for Dr Alexander Michael Riordan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1972879534NPI-NPPES
100034181MedicaidWI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207X00000XOrthopaedic Surgery 61300-20 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Aurora At HomeMilwaukee, WIHome health agency
Aurora St Lukes Medical CenterMilwaukee, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Aurora Advanced Healthcare Inc3375625833929
Lakeshore Medical Clinic Llc7719890730300

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 Alexander Michael Riordan allows following entities to bill medicare on his behalf.
Entity NameAurora Medical Group, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1427271378
PECOS PAC ID: 6709794258
Enrollment ID: O20031105000725
Entity NameLakeshore Medical Clinic Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1003861188
PECOS PAC ID: 7719890730
Enrollment ID: O20031106000481
Entity NameAurora Advanced Healthcare Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1265629133
PECOS PAC ID: 3375625833
Enrollment ID: O20080123000694

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 Alexander Michael Riordan 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 Alexander Michael Riordan, MD
Po Box 735044,
Chicago, IL 60673-5044

Ph: (800) 326-2250
Dr Alexander Michael Riordan, MD
200 E Ryan Rd,
Oak Creek, WI 53154-4563

Ph: (414) 570-3590

Reviews and Comments


Orthopaedic Surgery Doctors in Oak Creek, WI

Hui Zhang,
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 200 E Ryan Rd, Oak Creek, WI 53154
Phone: 414-570-3590    Fax: 414-570-3599

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.