Dawn D Theilen, ARNP - Medicare Nurse Practitioner in Mason City, IA

  1. Home
  2. Nurse Practitioner
  3. IA
  4. Mason City
Dawn D Theilen, ARNP is a medicare enrolled "Nurse Practitioner" in Mason City, Iowa. Her current practice location is 1000 4th St Sw, Mason City, Iowa. You can reach out to her office (for appointments etc.) via phone at (641) 428-6300.

Dawn D Theilen is licensed to practice in Iowa (license number F089892) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1386600179.

Contact Information

Dawn D Theilen, ARNP
1000 4th St Sw,
Mason City, IA 50401-2800
(641) 428-6300
(641) 428-6374

Map and Direction




Provider's Profile

Full NameDawn D Theilen
GenderFemale
SpecialityNurse Practitioner
Location1000 4th St Sw, Mason City, Iowa
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1386600179
  • Provider Enumeration Date: 04/21/2006
  • Last Update Date: 07/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 5395011829
  • Enrollment ID: I20171027000097

Medical Identifiers

Medical identifiers for Dawn D Theilen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1386600179NPI-NPPES
0057026MedicaidIA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363L00000XNurse Practitioner F089892 (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. Dawn D Theilen allows following entities to bill medicare on her behalf.
Entity NamePrairie Ridge Integrated Behavioral Healthcare
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1952443632
PECOS PAC ID: 6800169194
Enrollment ID: O20170908000404

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. Dawn D Theilen 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
Dawn D Theilen, ARNP
621 S Illinois Ave Ste 103,
Mason City, IA 50401-5489

Ph: (641) 428-3041		Dawn D Theilen, ARNP
1000 4th St Sw,
Mason City, IA 50401-2800

Ph: (641) 428-6300

Reviews and Comments


Nurse Practitioner Nurses in Mason City, IA

Carrie Potter, ARNP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 910 N Eisenhower Ave, Mason City, IA 50401
Phone: 641-428-7000    
Victoria Lee Stromer, ARNP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 1631 4th St Sw, Mason City, IA 50401
Phone: 641-428-6000    Fax: 641-428-6007
Lisa Holt, PMHNP-BC
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 250 S Crescent Dr, Mason City, IA 50401
Phone: 641-494-5170    Fax: 641-494-5175
Ashley Matern, ARNP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 1000 4th St Sw, Mason City, IA 50401
Phone: 641-428-6999    Fax: 641-428-6678
Trisha Lynn Tibbitts, ARNP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 1631 4th St Sw # 114b, Mason City, IA 50401
Phone: 641-243-4593    
Alex Scott Farrell, NP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 1000 4th St Sw, Mason City, IA 50401
Phone: 641-428-7234    Fax: 641-428-6373
Tara Eisenlohr, ARNP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 100 1st St Nw Ste 200, Mason City, IA 50401
Phone: 641-423-5044    Fax: 641-423-0994

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.