Darwin G Gramstad, CRNA - Medicare Nurse Anesthetist, Certified Registered in Sioux Falls, SD

Darwin G Gramstad, CRNA is a medicare enrolled "Nurse Anesthetist, Certified Registered" in Sioux Falls, South Dakota. His current practice location is 6601 S Minnesota Ave, Suite 100, Sioux Falls, South Dakota. You can reach out to his office (for appointments etc.) via phone at (605) 336-6294.

Darwin G Gramstad is licensed to practice in South Dakota (license number R024467) 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 1063401081.

Contact Information

Darwin G Gramstad, CRNA
6601 S Minnesota Ave, Suite 100,
Sioux Falls, SD 57108-2564
(605) 336-6294
(605) 336-2672

Map and Direction




Provider's Profile

Full NameDarwin G Gramstad
GenderMale
SpecialityNurse Anesthetist, Certified Registered
Location6601 S Minnesota Ave, Sioux Falls, South Dakota
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1063401081
  • Provider Enumeration Date: 10/21/2005
  • Last Update Date: 01/30/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 4688847379
  • Enrollment ID: I20111025000154

Medical Identifiers

Medical identifiers for Darwin G Gramstad such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1063401081NPI-NPPES
5751313MedicaidSD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
367500000XNurse Anesthetist, Certified Registered R024467 (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. Darwin G Gramstad allows following entities to bill medicare on his behalf.
Entity NamePrairie Lakes Health Care Systems Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720166002
PECOS PAC ID: 8628987823
Enrollment ID: O20040202000187
Entity NameOphthalmology Ltd Eye Surgery Center Llc
Entity TypePart B Supplier - Ambulatory Surgical Center
Entity IdentifiersNPI Number: 1871581876
PECOS PAC ID: 1557357175
Enrollment ID: O20040421000301
Entity NameOphthalmology Ltd Eye Surgery Center Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1871581876
PECOS PAC ID: 1557357175
Enrollment ID: O20040421000731

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. Darwin G Gramstad 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
Darwin G Gramstad, CRNA
6601 S Minnesota Ave, Suite 100,
Sioux Falls, SD 57108-2564

Ph: (605) 336-6294
Darwin G Gramstad, CRNA
6601 S Minnesota Ave, Suite 100,
Sioux Falls, SD 57108-2564

Ph: (605) 336-6294

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in Sioux Falls, SD

Jedd D Bialas, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 1305 W 18th St, Sioux Falls, SD 57105
Phone: 605-333-1000    
Aaron Daniel Mortensen, CRNA
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Medicare: Accepting Medicare Assignments
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Phone: 605-333-1000    
Paul E Gilmore, CRNA
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John A Lyle, CRNA
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Medicare: Accepting Medicare Assignments
Practice Location: 800 E 21st St, Sioux Falls, SD 57105
Phone: 605-322-2754    Fax: 605-322-2727
Christopher Brusseau, CRNA
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Medicare: Accepting Medicare Assignments
Practice Location: 1305 W 18th Street, Anesthesia Department, Sioux Falls, SD 57117
Phone: 605-312-1225    Fax: 605-312-1226
Gay J Heitmann, CRNA
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Medicare: Not Enrolled in Medicare
Practice Location: 1305 W 18th St, Sioux Falls, SD 57105
Phone: 605-333-1000    
Christopher M Bartek, CRNA
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Medicare: Accepting Medicare Assignments
Practice Location: 4500 W 69th St, Sioux Falls, SD 57108
Phone: 605-977-7000    Fax: 605-977-7001

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.