Mark Dahlquist, CRNA
NPI 1225044118 · Certified Registered Nurse Anesthetist · Sioux Falls, SD
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Dahlquist, CRNA is a Certified Registered Nurse Anesthetist provider in Sioux Falls, SD (NPI 1225044118).
Provider details
- NPI number
- 1225044118
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- No
- License
- R019050 (SD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-31
- Last updated
- 2008-02-21
Frequently asked questions
- What is Mark Dahlquist's NPI number?
- Mark Dahlquist's National Provider Identifier (NPI) is 1225044118, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Dahlquist's specialty?
- Mark Dahlquist is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mark Dahlquist located?
- Mark Dahlquist's practice location on file with NPPES is 800 E 21st St, Sioux Falls, SD 57105-1016.
- What is Mark Dahlquist's phone number?
- The practice phone number listed in the NPPES registry for Mark Dahlquist is (605) 322-2754.
- Does Mark Dahlquist accept Medicare?
- Mark Dahlquist is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Dahlquist's NPI active?
- Yes — Mark Dahlquist's NPI (1225044118) is active in the NPPES registry as of the last update on 2008-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.