Nathan R Tiwari, MD - Medicare Emergency Medicine in Grand Rapids, MN

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Nathan R Tiwari, MD is a medicare enrolled "Emergency Medicine" physician in Grand Rapids, Minnesota. His current practice location is 1601 Golf Course Rd, Grand Rapids, Minnesota. You can reach out to his office (for appointments etc.) via phone at (218) 326-3401.

Nathan R Tiwari is licensed to practice in Iowa (license number MD-44379) 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 1609185263.

Contact Information

Nathan R Tiwari, MD
1601 Golf Course Rd,
Grand Rapids, MN 55744-8648
(218) 326-3401
Not Available

Map and Direction




Physician's Profile

Full NameNathan R Tiwari
GenderMale
SpecialityEmergency Medicine
Location1601 Golf Course Rd, Grand Rapids, Minnesota
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1609185263
  • Provider Enumeration Date: 09/30/2010
  • Last Update Date: 01/08/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 8628219169
  • Enrollment ID: I20170801003465

Medical Identifiers

Medical identifiers for Nathan R Tiwari such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1609185263NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine PERMIT22870 (Minnesota)Secondary
390200000XStudent In An Organized Health Care Education/training Program PERMIT22870 (Minnesota)Secondary
207P00000XEmergency Medicine MD-44379 (Iowa)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 R Tiwari allows following entities to bill medicare on his behalf.
Entity NameKeokuk County Health Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1376611103
PECOS PAC ID: 0244138774
Enrollment ID: O20031222000672
Entity NameAlegent Health - Mercy Hospital Corning, Iowa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1821134826
PECOS PAC ID: 0547154940
Enrollment ID: O20040209000263

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 R Tiwari 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 R Tiwari, MD
603 Rosary Dr,
Corning, IA 50841-1683

Ph: (218) 326-3401		Nathan R Tiwari, MD
1601 Golf Course Rd,
Grand Rapids, MN 55744-8648

Ph: (218) 326-3401

Reviews and Comments


Emergency Medicine Doctors in Grand Rapids, MN

Dr. Thomas J. Viren, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1601 Golf Course Rd, Grand Rapids, MN 55744
Phone: 218-326-5000    
Bradford Wankhede Langenfeld, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1601 Golf Course Rd, Grand Rapids, MN 55744
Phone: 218-999-1442    Fax: 218-999-1461
Dr. Michael D. Johnson, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1601 Golf Course Rd, Grand Rapids, MN 55744
Phone: 218-326-5000    

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.