John Larsen
NPI 1760425128 · Certified Registered Nurse Anesthetist · Dakota Dunes, SD
John Larsen is a Certified Registered Nurse Anesthetist provider in Dakota Dunes, SD (NPI 1760425128).
Provider details
- NPI number
- 1760425128
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- R022281 (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
20 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
- 2006-06-14
- Last updated
- 2007-11-05
Frequently asked questions
- What is John Larsen's NPI number?
- John Larsen's National Provider Identifier (NPI) is 1760425128, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Larsen's specialty?
- John Larsen is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Larsen located?
- John Larsen's practice location on file with NPPES is 600 N Sioux Point Rd, Dakota Dunes, SD 57049-5000.
- What is John Larsen's phone number?
- The practice phone number listed in the NPPES registry for John Larsen is (605) 232-3332.
- Is John Larsen's NPI active?
- Yes — John Larsen's NPI (1760425128) is active in the NPPES registry as of the last update on 2007-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.