DAVID WILLIAM NELSON CRNA
NPI 1851851331
Nurse Anesthetist, Certified Registered in Flagstaff, AZ
About David William Nelson Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID WILLIAM NELSON CRNA (NPI 1851851331) is an individual nurse anesthetist, certified registered in Flagstaff, Arizona, licensed in Arizona (305145) and active in the NPI registry since March 2019. He maintains 2 additional practice locations and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
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 William Nelson 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
4Medicare enrollment records show David Nelson reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Phoenix, AZ 85020
- Reassigned Medicare billing, Arizona enrollment
- 174 clinicians in this Medicare group
Mesa, AZ 85206
- Reassigned Medicare billing, Arizona enrollment
- 298 clinicians in this Medicare group
Spokane, WA 99204
- Reassigned Medicare billing, Washington enrollment
- 242 clinicians in this Medicare group
Brighton, MI 48114
- Reassigned Medicare billing, Arizona enrollment
- 370 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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 86001 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FLAGSTAFF, AZ 86001
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 Nelson's NPI number?
The NPI number for David Nelson is 1851851331. It was assigned to this individual provider in the NPPES registry on March 21, 2019.
Where is David Nelson located?
David Nelson practices at 1840 N Jasper Dr Ste 1, Flagstaff, AZ 86001. The listed phone number is (928) 558-7001.
What is David Nelson's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is David Nelson enrolled in Medicare?
Yes. David Nelson 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 Nelson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Nelson reassigns Medicare benefits to 4 organizations: Guide Anesthesia Az LLC (Phoenix, AZ), Ascend Anesthesia LLC (Mesa, AZ), Providence Health & Service- Washington (Spokane, WA) and Anesthesia Partners & Management LLC (Brighton, MI). 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 Nelson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Nelson accept?
Health plans from Blue Cross Blue Shield of Arizona list David Nelson 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.
When was this NPI record last updated?
The NPPES record for David Nelson was last updated on April 11, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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 William Nelson, CRNA · NPI 1851851331
Nurse Anesthetist, Certified Registered physician in Flagstaff, Arizona. Individual provider, active in the CMS NPPES registry since March 21, 2019.
## Identity
- **NPI:** 1851851331 (Entity type: Individual)
- **Enumerated:** March 21, 2019
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 305145 (Arizona)
- **Sole proprietor:** No
## Practice location
- **Address:** 1840 N JASPER DR STE 1, Flagstaff, AZ 86001-1634
- **Phone:** (928) 558-7001
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Guide Anesthesia Az LLC (NPI 1649164849, Phoenix, AZ); Ascend Anesthesia LLC (NPI 1407642945, Mesa, AZ); Providence Health & Service- Washington (NPI 1508118555, Spokane, WA); Anesthesia Partners & Management LLC (NPI 1336530997, Brighton, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** April 11, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1851851331) · Data from the CMS NPPES public registry.