DR. DAVID E HOLZNAGEL MD
NPI 1700064862
Radiology - Diagnostic Radiology in Walla Walla, WA
About Dr. David E Holznagel Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DAVID E HOLZNAGEL MD (NPI 1700064862) is an individual diagnostic radiology provider in Walla Walla, Washington, licensed in Washington (MD60137928) and active in the NPI registry since January 2008. He is enrolled in Medicare PECOS, is affiliated with Samaritan Hospital, and is a graduate of Geisel School Of Medicine At Dartmouth (2004).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Dr. David E Holznagel Md 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
9Medicare enrollment records show David Holznagel reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
College Place, WA 99324
- Reassigned Medicare billing, Washington enrollment
- Also billed through NPI 1134128911 (Washington)
- 160 clinicians in this Medicare group
Moses Lake, WA 98837
- Reassigned Medicare billing, Washington enrollment
- 134 clinicians in this Medicare group
Ephrata, WA 98823
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: Grant County Public Hospital District No. 3
- 144 clinicians in this Medicare group
Quincy, WA 98848
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: Grant County Hospital District No. 2
- 141 clinicians in this Medicare group
Spokane, WA 99204
- Reassigned Medicare billing, Washington enrollment
- 148 clinicians in this Medicare group
Spokane, WA 99202
- Reassigned Medicare billing, Washington enrollment
- 151 clinicians in this Medicare group
Brewster, WA 98812
- Reassigned Medicare billing, Washington enrollment
- 238 clinicians in this Medicare group
Seattle, WA 98144
- Reassigned Medicare billing, Montana and Washington enrollments
- 129 clinicians in this Medicare group
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 911 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 25
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Samaritan Hospital
Acute Care Hospitals · Moses Lake, WALincoln Hospital
Critical Access Hospitals · Davenport, WANewport Community Hospital
Critical Access Hospitals · Newport, WAProvidence Mount Carmel Hospital
Critical Access Hospitals · Colville, WAPullman Regional Hospital
Critical Access Hospitals · Pullman, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 99362 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.
Reported Quality Measures
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.
WALLA WALLA, WA 99362
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 Holznagel's NPI number?
The NPI number for David Holznagel is 1700064862. It was assigned to this individual provider in the NPPES registry on January 31, 2008.
Where is David Holznagel located?
David Holznagel practices at 401 W Poplar St, Walla Walla, WA 99362. The listed phone number is (509) 525-3320.
What is David Holznagel's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is David Holznagel enrolled in Medicare?
Yes. David Holznagel 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 Holznagel's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Holznagel reassigns Medicare benefits to 9 organizations: Columbia County Hospital District (College Place, WA), Moses Lake Community Health Center (Moses Lake, WA), Grant County Public Hospital District 3 (Ephrata, WA), Grant County Public Hospital District 2 (Quincy, WA), Integra Imaging, Ps (Spokane, WA) and 4 more organizations, listed in the Medicare section above. 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 Holznagel's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Holznagel accept?
Health plans from Premera Blue Cross Blue Shield of Alaska list David Holznagel 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 Holznagel affiliated with any hospitals?
According to CMS data, David Holznagel is affiliated with Samaritan Hospital, Lincoln Hospital, Newport Community Hospital, Providence Mount Carmel Hospital and Pullman Regional Hospital.
When was this NPI record last updated?
The NPPES record for David Holznagel was last updated on June 4, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Dr. David E Holznagel, MD · NPI 1700064862
Diagnostic Radiology physician in Walla Walla, Washington. Individual provider, active in the CMS NPPES registry since January 31, 2008.
## Identity
- **NPI:** 1700064862 (Entity type: Individual)
- **Enumerated:** January 31, 2008
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** MD60137928 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 401 W POPLAR ST, Walla Walla, WA 99362-2846
- **Phone:** (509) 525-3320
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 9 organizations under Medicare reassignment (form CMS-855R): Columbia County Hospital District (NPI 1851050264, College Place, WA); Moses Lake Community Health Center (NPI 1699862813, Moses Lake, WA); Grant County Public Hospital District 3 (NPI 1134283930, Ephrata, WA); Grant County Public Hospital District 2 (NPI 1659445468, Quincy, WA); Integra Imaging, Ps (NPI 1174876437, Spokane, WA); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Geisel School Of Medicine At Dartmouth, class of 2004
## Record status
- **NPPES last updated:** June 4, 2014
- **Other identifiers:** Medicare PIN G8911907 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1700064862) · Data from the CMS NPPES public registry.