Thomas Tietjen, MD - Medicare Internal Medicine in Petoskey, MI

Thomas Tietjen, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Petoskey, Michigan. His current practice location is 560 W Mitchell St, Suite M40, Petoskey, Michigan. You can reach out to his office (for appointments etc.) via phone at (231) 487-2391.

Thomas Tietjen is licensed to practice in Michigan (license number TT077247) 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 1861553026.

Contact Information

Thomas Tietjen, MD
560 W Mitchell St, Suite M40,
Petoskey, MI 49770-2278
(231) 487-2391
(231) 487-6513

Map and Direction




Physician's Profile

Full NameThomas Tietjen
GenderMale
SpecialityInternal Medicine - Gastroenterology
Location560 W Mitchell St, Petoskey, Michigan
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1861553026
  • Provider Enumeration Date: 12/12/2006
  • Last Update Date: 12/24/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 7113918616
  • Enrollment ID: I20040522000288

Medical Identifiers

Medical identifiers for Thomas Tietjen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1861553026NPI-NPPES
1861553026MedicaidMI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology TT077247 (Michigan)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. Thomas Tietjen allows following entities to bill medicare on his behalf.
Entity NameMackinac Straits Health System Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1659536035
PECOS PAC ID: 1456420876
Enrollment ID: O20080930000157

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. Thomas Tietjen 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
Thomas Tietjen, MD
859 Surrey Ln,
Petoskey, MI 49770-9310

Ph: (231) 838-4044
Thomas Tietjen, MD
560 W Mitchell St, Suite M40,
Petoskey, MI 49770-2278

Ph: (231) 487-2391

Reviews and Comments


Internal Medicine Doctors in Petoskey, MI

Gary H Shaw, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 416 Connable Ave, Petoskey, MI 49770
Phone: 231-487-7303    Fax: 231-487-7313
Dr. Janean Haggins-dabney, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 416 Connable Ave, Petoskey, MI 49770
Phone: 231-922-9270    Fax: 231-922-9271
Dr. Vira C Heise, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 560 W Mitchell St, Suite 300, Petoskey, MI 49770
Phone: 231-487-2460    Fax: 231-487-6596
John L Diedrich, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 560 W Mitchell St, Petoskey, MI 49770
Phone: 231-487-2460    Fax: 231-487-6596
Dr. Peter E. Levanovich, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 560 W Mitchell St, Suite 400, Petoskey, MI 49770
Phone: 231-487-2490    Fax: 231-487-6055
Dr. Kim Aikens, M.D.
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 7336 Preserve Ct, Petoskey, MI 49770
Phone: 231-347-5265    
Mark A Richmond, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 560 W Mitchell St, Petoskey, MI 49770
Phone: 231-487-2460    Fax: 231-487-6596

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.