Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Darwin G Gramstad, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1063401081

Darwin G Gramstad, CRNA is a Certified Registered Nurse Anesthetist in Sioux Falls, South Dakota. Licensed in South Dakota. Registered with an NPI since 2005.

Licensed in
SD
In the registry since
2005
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

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Practice location Address checks out

6601 S Minnesota Ave Ste 100
Sioux Falls, SD 57108-2564
Phone: (605) 336-6294
Fax: (605) 336-2672
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence R024467 (SD)

Record details

NPI number1063401081
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorNo
NPI enumeratedOctober 21, 2005
Last updated in NPPESJanuary 30, 2008

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