JOHN FLOYD MERRILL D.O.
NPI 1992152326
Family Medicine in Clarkston, WA
About John Floyd Merrill D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN FLOYD MERRILL D.O. (NPI 1992152326) is an individual family medicine provider in Clarkston, Washington, licensed in California (20A16056) and active in the NPI registry since May 2016. He is enrolled in Medicare PECOS and maintains a secondary practice location in Ventura.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Group Practice 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 (PECOS)
John Floyd Merrill D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show John Merrill reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Clarkston, WA 99403
- Reassigned Medicare billing, Idaho and Washington enrollments
- Also billed through NPI 1932405693 (Washington)
- 25 clinicians in this Medicare group
Lewiston, ID 83501
- Reassigned Medicare billing, Idaho enrollment
- 32 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 99403 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 17
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 14
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CLARKSTON, WA 99403
CLARKSTON, WA 99403
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 John Merrill's NPI number?
The NPI number for John Merrill is 1992152326. It was assigned to this individual provider in the NPPES registry on May 16, 2016.
Where is John Merrill located?
John Merrill practices at 1119 Highland Ave, Clarkston, WA 99403. The listed phone number is (509) 758-1450.
What is John Merrill's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is John Merrill enrolled in Medicare?
Yes. John Merrill is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Merrill's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Merrill reassigns Medicare benefits to 2 organizations: Tri-State Memorial Hospital (Clarkston, WA) and Vannvei LLC (Lewiston, ID). 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 John Merrill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Merrill accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list John Merrill 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 John Merrill was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# John Floyd Merrill, D.O. · NPI 1992152326
Family Medicine physician in Clarkston, Washington. Individual provider, active in the CMS NPPES registry since May 16, 2016.
## Identity
- **NPI:** 1992152326 (Entity type: Individual)
- **Enumerated:** May 16, 2016
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 20A16056 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1119 HIGHLAND AVE, Clarkston, WA 99403-2836
- **Phone:** (509) 758-1450
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Tri-State Memorial Hospital (NPI 1598814352, Clarkston, WA); Vannvei LLC (NPI 1881200517, Lewiston, ID) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 21, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1992152326) · Data from the CMS NPPES public registry.