Ayham Chamseddin, MD - Medicare Endocrinology in Oshkosh, WI

Ayham Chamseddin, MD is a medicare enrolled "Internal Medicine - Endocrinology, Diabetes & Metabolism" physician in Oshkosh, Wisconsin. He graduated from medical school in 1996 and has 28 years of diverse experience with area of expertise as Endocrinology. He is a member of the group practice Aurora Medical Group, Inc. and his current practice location is 855 N Westhaven Dr, Oshkosh, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (920) 303-8700.

Ayham Chamseddin is licensed to practice in Wisconsin (license number 49699-20) 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 1932135324.

Contact Information

Ayham Chamseddin, MD
855 N Westhaven Dr,
Oshkosh, WI 54904-7668
(920) 303-8700
Not Available

Map and Direction




Physician's Profile

Full NameAyham Chamseddin
GenderMale
SpecialityEndocrinology
Experience28 Years
Location855 N Westhaven Dr, Oshkosh, 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:
  • Ayham Chamseddin graduated from medical school in 1996
  NPI Data:
  • NPI Number: 1932135324
  • Provider Enumeration Date: 06/25/2006
  • Last Update Date: 11/30/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 5991718785
  • Enrollment ID: I20060929000512

Medical Identifiers

Medical identifiers for Ayham Chamseddin such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1932135324NPI-NPPES
34717100MedicaidWI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RE0101XInternal Medicine - Endocrinology, Diabetes & Metabolism ME113565 (Florida)Secondary
207RE0101XInternal Medicine - Endocrinology, Diabetes & Metabolism 49699-20 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Aurora Medical Ctr OshkoshOshkosh, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Aurora Medical Group, Inc.67097942583269

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. Ayham Chamseddin 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

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. Ayham Chamseddin 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
Ayham Chamseddin, MD
855 N Westhaven Dr,
Oshkosh, WI 54904-7668

Ph: (920) 303-8700
Ayham Chamseddin, MD
855 N Westhaven Dr,
Oshkosh, WI 54904-7668

Ph: (920) 303-8700

Reviews and Comments


Internal Medicine Doctors in Oshkosh, WI

Zahid N Dar, MD
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 855 N Westhaven Dr, Oshkosh, WI 54904
Phone: 920-303-8700    
Dr. Brian A.w. Temple, MD
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 855 N Westhaven Dr, Oshkosh, WI 54904
Phone: 920-303-8700    Fax: 920-303-8992
Anita I Gheller-rigoni, DO
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 855 N Westhaven Dr, Oshkosh, WI 54904
Phone: 920-456-5900    Fax: 920-456-5901
Maye R Berroya, MD
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 855 N Westhaven Dr, Oshkosh, WI 54904
Phone: 920-456-7408    
Dr. Benjamin Joseph Heinzen, M.D.
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 1855 S Koeller St, Oshkosh, WI 54902
Phone: 920-223-7100    
Mamoun B Al-nouri, MD
Endocrinology, Diabetes & Metabolism
Medicare: Not Enrolled in Medicare
Practice Location: 2700 W 9th Ave, Ste 106, Oshkosh, WI 54904
Phone: 920-236-1755    
Robert D. Geck, M.D.
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 855 N Westhaven Dr, Oshkosh, WI 54904
Phone: 920-303-8700    

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.