Nathan Daniel Gundacker, BS - Medicare Internal Medicine in Milwaukee, WI

Nathan Daniel Gundacker, BS is a medicare enrolled "Internal Medicine - Infectious Disease" physician in Milwaukee, Wisconsin. His current practice location is 9200 W Wisconsin Ave, Milwaukee, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (414) 805-6444.

Nathan Daniel Gundacker is licensed to practice in Wisconsin (license number 67678) 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 1952690133.

Contact Information

Nathan Daniel Gundacker, BS
9200 W Wisconsin Ave,
Milwaukee, WI 53226-3522
(414) 805-6444
(414) 805-6702

Map and Direction




Physician's Profile

Full NameNathan Daniel Gundacker
GenderMale
SpecialityInternal Medicine - Infectious Disease
Location9200 W Wisconsin Ave, Milwaukee, Wisconsin
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1952690133
  • Provider Enumeration Date: 03/28/2011
  • Last Update Date: 07/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 9537476072
  • Enrollment ID: I20150916002526

Medical Identifiers

Medical identifiers for Nathan Daniel Gundacker such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1952690133NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 33420 (Alabama)Secondary
207RI0200XInternal Medicine - Infectious Disease 67678 (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. Nathan Daniel Gundacker allows following entities to bill medicare on his behalf.
Entity NameVincentian Physician Services Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1851698310
PECOS PAC ID: 1557548161
Enrollment ID: O20110608000452

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. Nathan Daniel Gundacker 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
Nathan Daniel Gundacker, BS
9200 W Wisconsin Ave,
Milwaukee, WI 53226-3522

Ph: (414) 805-6444
Nathan Daniel Gundacker, BS
9200 W Wisconsin Ave,
Milwaukee, WI 53226-3522

Ph: (414) 805-6444

Reviews and Comments


Internal Medicine Doctors in Milwaukee, WI

Julia Bonner, M.D.
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Medicare: Not Enrolled in Medicare
Practice Location: 3351 North Downer Avenue, Milwaukee, WI 53211
Phone: 414-229-5684    
Dr. Zachary Smith, DO
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Medicare: Accepting Medicare Assignments
Practice Location: 9200 W Wisconsin Ave, Milwaukee, WI 53226
Phone: 414-955-6830    Fax: 414-955-6214
Dr. Christopher Patrick Boyd, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 9200 W Wisconsin Ave, Milwaukee, WI 53226
Phone: 414-805-6000    Fax: 414-805-6280
Umair Bajwa, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 9200 W Wisconsin Ave, Milwaukee, WI 53226
Phone: 414-805-0812    Fax: 414-805-0855
Rasika Surajyam Chepuri, M.D.
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 9200 W Wisconsin Ave, Milwaukee, WI 53226
Phone: 414-955-7040    Fax: 414-955-6211
Soryal A Soryal, M.D
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Medicare: Accepting Medicare Assignments
Practice Location: 1020 N 12th St, 3rd Floor, Milwaukee, WI 53233
Phone: 414-219-7300    
Aboud Affi, M.D.
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1218 W Kilbourn Ave, Suite 404, Milwaukee, WI 53233
Phone: 414-291-3100    

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.