Robert E Williams, MD - Medicare Internal Medicine in New Berlin, WI

Robert E Williams, MD is a medicare enrolled "Internal Medicine" physician in New Berlin, Wisconsin. He went to Northeastern Ohio University College Of Medicine and graduated in 1997 and has 27 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Aurora Advanced Healthcare Inc and his current practice location is 14555 W National Ave, New Berlin, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (262) 827-3636.

Robert E Williams is licensed to practice in Wisconsin (license number 43644) 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 1619909868.

Contact Information

Robert E Williams, MD
14555 W National Ave,
New Berlin, WI 53151-4494
(262) 827-3636
Not Available

Map and Direction




Physician's Profile

Full NameRobert E Williams
GenderMale
SpecialityInternal Medicine
Experience27 Years
Location14555 W National Ave, New Berlin, Wisconsin
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:
  • Robert E Williams attended and graduated from Northeastern Ohio University College Of Medicine in 1997
  NPI Data:
  • NPI Number: 1619909868
  • Provider Enumeration Date: 07/07/2006
  • Last Update Date: 11/23/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 7810911096
  • Enrollment ID: I20060116000431

Medical Identifiers

Medical identifiers for Robert E Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1619909868NPI-NPPES
P00451352OtherWIRR MEDICARE
34124200MedicaidWI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208000000XPediatrics 43644 (Wisconsin)Secondary
207R00000XInternal Medicine 43644 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Aurora At HomeMilwaukee, WIHome health agency

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Aurora Advanced Healthcare Inc3375625833928

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. Robert E Williams allows following entities to bill medicare on his behalf.
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. Robert E 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
Robert E Williams, MD
3003 W Good Hope Rd,
Milwaukee, WI 53209

Ph: (414) 352-3100
Robert E Williams, MD
14555 W National Ave,
New Berlin, WI 53151-4494

Ph: (262) 827-3636

Reviews and Comments


Internal Medicine Doctors in New Berlin, WI

Andrew J Catanzaro, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 12901 W National Avenue, New Berlin, WI 53151
Phone: 262-782-7770    Fax: 262-782-7780
Dr. Frederick L Schaumberg, D.O.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 13700 W National Ave, Suite 207, New Berlin, WI 53151
Phone: 262-797-8600    Fax: 262-797-9122
Laura S Duncan, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 14555 W National Ave, New Berlin, WI 53151
Phone: 262-827-3636    
Sirisha Paruchuri, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4805 S Moorland Rd, New Berlin, WI 53151
Phone: 262-798-7200    Fax: 262-798-7201
Steve I Chang, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 12555 W National Ave Ste 200, New Berlin, WI 53151
Phone: 262-754-2555    Fax: 262-754-2552
Dr. Roger Ven Torres, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 12555 W National Ave, #201, New Berlin, WI 53151
Phone: 262-754-8005    Fax: 262-754-8003
Beverly R. Ness, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 14555 W National Ave, New Berlin, WI 53151
Phone: 262-827-3636    

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.