Mary Ann Marrs, CNP - Medicare Clinical Nurse Specialist in Rapid City, SD

  1. Home
  2. Clinical Nurse Specialist
  3. SD
  4. Rapid City
Mary Ann Marrs, CNP is a medicare enrolled "Clinical Nurse Specialist" in Rapid City, South Dakota. Her current practice location is 7220 S Highway 16, Rapid City, South Dakota. You can reach out to her office (for appointments etc.) via phone at (605) 341-1414.

Mary Ann Marrs is licensed to practice in South Dakota (license number SD-CNP CP000412) 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 1144201708.

Contact Information

Mary Ann Marrs, CNP
7220 S Highway 16,
Rapid City, SD 57702-8708
(605) 341-1414
(605) 341-7062

Map and Direction




Provider's Profile

Full NameMary Ann Marrs
GenderFemale
SpecialityClinical Nurse Specialist
Location7220 S Highway 16, Rapid City, South Dakota
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1144201708
  • Provider Enumeration Date: 11/10/2005
  • Last Update Date: 12/06/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 7517928575
  • Enrollment ID: I20041022000495

Medical Identifiers

Medical identifiers for Mary Ann Marrs such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1144201708NPI-NPPES
P00427538OtherMEDICARE RAILROAD PTAN
1254560001OtherSDCIGNA MEDICARE
6827452MedicaidSD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LF0000XNurse Practitioner - Family R029403 (South Dakota)Secondary
364S00000XClinical Nurse Specialist SD-CNP CP000412 (South Dakota)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. Mary Ann Marrs allows following entities to bill medicare on her behalf.
Entity NameBlack Hills Surgical Hospital Llc
Entity TypePart B Supplier - Hospital Department(s)
Entity IdentifiersNPI Number: 1376896621
PECOS PAC ID: 5496742835
Enrollment ID: O20130513000380

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. Mary Ann Marrs 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
Mary Ann Marrs, CNP
7220 S Highway 16, Po Box 6850,
Rapid City, SD 57702-8708

Ph: (605) 341-1414		Mary Ann Marrs, CNP
7220 S Highway 16,
Rapid City, SD 57702-8708

Ph: (605) 341-1414

Reviews and Comments


Clinical Nurse Specialist Nurses in Rapid City, SD

Julie Ann Hericks,
Clinical Nurse Specialist
Medicare: Not Enrolled in Medicare
Practice Location: 3200 Canyon Lake Dr, Rapid City, SD 57702
Phone: 605-355-2234    Fax: 605-355-2512
Dr. Marylou Mylant, PHD, RN, PMHNP
Clinical Nurse Specialist
Medicare: Not Enrolled in Medicare
Practice Location: 1011 11th St, Rapid City, SD 57701
Phone: 605-394-6617    Fax: 605-394-1250
Patricia Wiles, CMA
Clinical Nurse Specialist
Medicare: Not Enrolled in Medicare
Practice Location: 111 North St, Rapid City, SD 57701
Phone: 605-343-0650    

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.