DAVID R. HEMMER CRNA
NPI 1235152497
Nurse Anesthetist, Certified Registered in Sioux Falls, SD
About David R. Hemmer Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID R. HEMMER CRNA (NPI 1235152497) is an individual nurse anesthetist, certified registered in Sioux Falls, South Dakota, licensed in South Dakota (CR000304) and active in the NPI registry since July 2006. He is affiliated with Sanford Usd Medical Center and is a graduate of Other (1991).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 5
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
David R. Hemmer Crna is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show David Hemmer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Sioux Falls, SD 57105
- Reassigned Medicare billing, South Dakota enrollment
- 1,097 clinicians in this Medicare group
Sioux Falls, SD 57105
- Reassigned Medicare billing, South Dakota enrollment
- Also billed through NPI 1316946809 (South Dakota)
- 13 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 6
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Sanford Usd Medical Center
Acute Care Hospitals · Sioux Falls, SDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 57105 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SIOUX FALLS, SD 57105
SIOUX FALLS, SD 57105
SIOUX FALLS, SD 57105
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is David Hemmer's NPI number?
The NPI number for David Hemmer is 1235152497. It was assigned to this individual provider in the NPPES registry on July 26, 2006.
Where is David Hemmer located?
David Hemmer practices at 1305 W 18th St, Sioux Falls, SD 57105. The listed phone number is (605) 333-1000.
What is David Hemmer's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is David Hemmer enrolled in Medicare?
Yes. David Hemmer is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for David Hemmer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Hemmer reassigns Medicare benefits to 2 organizations: Sanford Medical Center (Sioux Falls, SD) and Sioux Falls Specialty Hospital LLP (Sioux Falls, SD). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for David Hemmer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Hemmer accept?
Health plans from Wellmark Health Plan of Iowa, Inc. and Wellmark of South Dakota, Inc. list David Hemmer as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is David Hemmer affiliated with any hospitals?
According to CMS data, David Hemmer is affiliated with Sanford Usd Medical Center.
When was this NPI record last updated?
The NPPES record for David Hemmer was last updated on August 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# David R. Hemmer, CRNA · NPI 1235152497
Nurse Anesthetist, Certified Registered physician in Sioux Falls, South Dakota. Individual provider, active in the CMS NPPES registry since July 26, 2006.
## Identity
- **NPI:** 1235152497 (Entity type: Individual)
- **Enumerated:** July 26, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** CR000304 (South Dakota)
- **Sole proprietor:** No
## Practice location
- **Address:** 1305 W 18TH ST, Sioux Falls, SD 57105-0401
- **Phone:** (605) 333-1000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Sanford Medical Center (NPI 1093090342, Sioux Falls, SD); Sioux Falls Specialty Hospital LLP (NPI 1245516780, Sioux Falls, SD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1991
## Record status
- **NPPES last updated:** August 4, 2025
- **Other identifiers:** Medicaid 209237900 (MN); Other 4996316 (SD); Medicaid 5751993 (SD); and 2 more
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Source: [NPI Profile](https://npiprofile.com/npi/1235152497) · Data from the CMS NPPES public registry.