Keith Hershel Peterson, MD - Medicare Internal Medicine in Duluth, MN

Keith Hershel Peterson, MD is a medicare enrolled "Internal Medicine" physician in Duluth, Minnesota. His current practice location is 400 E 3rd St, Essentia Health Duluth Clinic, Duluth, Minnesota. You can reach out to his office (for appointments etc.) via phone at (218) 786-4020.

Keith Hershel Peterson is licensed to practice in Minnesota (license number 49588) 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 1689718637.

Contact Information

Keith Hershel Peterson, MD
400 E 3rd St, Essentia Health Duluth Clinic,
Duluth, MN 55805-1951
(218) 786-4020
Not Available

Map and Direction




Physician's Profile

Full NameKeith Hershel Peterson
GenderMale
SpecialityInternal Medicine
Location400 E 3rd St, Duluth, Minnesota
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1689718637
  • Provider Enumeration Date: 02/15/2007
  • Last Update Date: 12/02/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 9931275211
  • Enrollment ID: I20080910000551

Medical Identifiers

Medical identifiers for Keith Hershel Peterson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1689718637NPI-NPPES
1689718637MedicaidMN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 49588 (Minnesota)Primary
208000000XPediatrics 49588 (Minnesota)Secondary
207R00000XInternal Medicine 62724-20 (Wisconsin)Secondary

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. Keith Hershel Peterson allows following entities to bill medicare on his behalf.
Entity NameThe Duluth Clinic Ltd
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1902563638
PECOS PAC ID: 2567374283
Enrollment ID: O20031103000229

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. Keith Hershel Peterson 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
Keith Hershel Peterson, MD
400 E 3rd St, Essentia Health Duluth Clinic,
Duluth, MN 55805-1951

Ph: (218) 786-4020
Keith Hershel Peterson, MD
400 E 3rd St, Essentia Health Duluth Clinic,
Duluth, MN 55805-1951

Ph: (218) 786-4020

Reviews and Comments


Internal Medicine Doctors in Duluth, MN

Nizar Najib Saleh,
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 400 E 3rd St, Duluth, MN 55805
Phone: 218-786-8364    
Dr. Joseph J Martinelli, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 920 E 1st St, Ste P201, Duluth, MN 55805
Phone: 218-249-7970    
Gina Marie Slipka-marinos,
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 400 E 3rd St, Duluth, MN 55805
Phone: 218-786-8364    
Dr. Abdurrahman M Hamadah, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1001 E Superior St Ste L201, Duluth, MN 55802
Phone: 218-249-5555    
Sarah Jane Nelson, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 400 E 3rd St, Duluth, MN 55805
Phone: 218-786-8364    
Robert Dale Niedringhaus,
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 400 E 3rd St, Duluth, MN 55805
Phone: 218-786-8364    
Thomas Edward Russ,
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 400 E 3rd St, Duluth, MN 55805
Phone: 218-786-8364    

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.