Dr Kreegan John Reierson, MD - Medicare Internal Medicine in Stillwater, MN

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Dr Kreegan John Reierson, MD is a medicare enrolled "Hospitalist" physician in Stillwater, Minnesota. He went to University Of Minnesota Medical School and graduated in 2003 and has 21 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Hutchinson Health, Healthpartners Medical Group, Hudson Hospital Inc, Westfields Hospital Inc, Amery Regional Medical Center Inc, St. Croix Regional Medical Center and his current practice location is 927 Churchill St W, Stillwater, Minnesota. You can reach out to his office (for appointments etc.) via phone at (651) 439-5330.

Dr Kreegan John Reierson is licensed to practice in Minnesota (license number 49356) 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 1457490500.

Contact Information

Dr Kreegan John Reierson, MD
927 Churchill St W,
Stillwater, MN 55082-6605
(651) 439-5330
(651) 430-4528

Map and Direction




Physician's Profile

Full NameDr Kreegan John Reierson
GenderMale
SpecialityInternal Medicine
Experience21 Years
Location927 Churchill St W, Stillwater, Minnesota
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:
  • Dr Kreegan John Reierson attended and graduated from University Of Minnesota Medical School in 2003
  NPI Data:
  • NPI Number: 1457490500
  • Provider Enumeration Date: 02/05/2007
  • Last Update Date: 12/18/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 9739283383
  • Enrollment ID: I20070409000463

Medical Identifiers

Medical identifiers for Dr Kreegan John Reierson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1457490500NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208M00000XHospitalist 49356 (Minnesota)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Hudson HospitalHudson, WIHospital
Westfields Hospital And ClinicNew richmond, WIHospital
Amery Hospital & ClinicAmery, WIHospital
Lakeview Memorial HospitalStillwater, MNHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Hutchinson Health0345330072112
Healthpartners Medical Group17592939541429
Hudson Hospital Inc064818306127
Westfields Hospital Inc226449096057
Amery Regional Medical Center Inc2769391960101
St. Croix Regional Medical Center9335032184147

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. Dr Kreegan John Reierson allows following entities to bill medicare on his behalf.
Entity NameGroup Health Plan Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1710924683
PECOS PAC ID: 1759293954
Enrollment ID: O20031105000417
Entity NameStillwater Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1558350488
PECOS PAC ID: 9436104510
Enrollment ID: O20050322000615
Entity NameHutchinson Health
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1053508820
PECOS PAC ID: 0345330072
Enrollment ID: O20080312000695
Entity NameHealthpartners Rc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1649470782
PECOS PAC ID: 5890126726
Enrollment ID: O20200618000378

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. Dr Kreegan John Reierson 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
Dr Kreegan John Reierson, MD
Po Box 1309, Ms 21110q,
Minneapolis, MN 55440-1309

Ph: (651) 254-3456		Dr Kreegan John Reierson, MD
927 Churchill St W,
Stillwater, MN 55082-6605

Ph: (651) 439-5330

Reviews and Comments


Hospitalist Doctors in Stillwater, MN


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.