Mr Ralph J Duda Jr, MD - Medicare Internal Medicine in Springfield, MO

Mr Ralph J Duda Jr, MD is a medicare enrolled "Internal Medicine - Endocrinology, Diabetes & Metabolism" physician in Springfield, Missouri. His current practice location is 909 E Republic Rd Ste D200, Springfield, Missouri. You can reach out to his office (for appointments etc.) via phone at (417) 883-7889.

Mr Ralph J Duda Jr is licensed to practice in Missouri (license number R7G82) 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 1356436406.

Contact Information

Mr Ralph J Duda Jr, MD
909 E Republic Rd Ste D200,
Springfield, MO 65807-6012
(417) 883-7889
(417) 890-6151

Map and Direction




Physician's Profile

Full NameMr Ralph J Duda Jr
GenderMale
SpecialityInternal Medicine - Endocrinology, Diabetes & Metabolism
Location909 E Republic Rd Ste D200, Springfield, Missouri
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1356436406
  • Provider Enumeration Date: 10/04/2006
  • Last Update Date: 04/13/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 3678515939
  • Enrollment ID: I20100325000004

Medical Identifiers

Medical identifiers for Mr Ralph J Duda Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1356436406NPI-NPPES
P00266673OtherPTAN
16610OtherMOBLUE CROSS BLUE SHIELD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RE0101XInternal Medicine - Endocrinology, Diabetes & Metabolism R7G82 (Missouri)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. Mr Ralph J Duda Jr allows following entities to bill medicare on his behalf.
Entity NameAhs Oklahoma Heart Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1780857540
PECOS PAC ID: 4587737135
Enrollment ID: O20080716000032

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. Mr Ralph J Duda Jr 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
Mr Ralph J Duda Jr, MD
909 E Republic Rd Ste D200,
Springfield, MO 65807-6012

Ph: (417) 883-7889
Mr Ralph J Duda Jr, MD
909 E Republic Rd Ste D200,
Springfield, MO 65807-6012

Ph: (417) 883-7889

Reviews and Comments


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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.