DR. LAYNE R. CHRISTENSEN O.D.
NPI 1730125477
Optometrist in Grass Valley, CA
About Dr. Layne R. Christensen O.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LAYNE R. CHRISTENSEN O.D. (NPI 1730125477) is an individual optometrist in Grass Valley, California, licensed in California (SD0079370) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of University Of California - School Of Optometry (1984).
NPPES Registry Identity
Specialties & Licenses
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. Layne R. Christensen O.d. 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 Reassignment
Medicare enrollment records show Layne Christensen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Grass Valley, CA 95945
- Reassigned Medicare billing, California enrollment
- 2 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 11
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 95945 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Layne Christensen's NPI number?
The NPI number for Layne Christensen is 1730125477. It was assigned to this individual provider in the NPPES registry on June 21, 2006.
Where is Layne Christensen located?
Layne Christensen practices at 2116 Nevada City Hwy, Grass Valley, CA 95945. The listed phone number is (530) 273-4451.
What is Layne Christensen's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Layne Christensen enrolled in Medicare?
Yes. Layne Christensen 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 organization bills Medicare for Layne Christensen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Layne Christensen reassigns Medicare benefits to Layne R. Christensen Optometric Corporation (Grass Valley, CA). The 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 Layne Christensen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Layne Christensen accept?
Health plans from Anthem Blue Cross and Blue Shield and Providence Health Plan list Layne Christensen 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 Layne Christensen was last updated on June 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Dr. Layne R. Christensen, O.D. · NPI 1730125477
Optometrist provider in Grass Valley, California. Individual provider, active in the CMS NPPES registry since June 21, 2006.
## Identity
- **NPI:** 1730125477 (Entity type: Individual)
- **Enumerated:** June 21, 2006
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** SD0079370 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2116 NEVADA CITY HWY, Grass Valley, CA 95945-7702
- **Phone:** (530) 273-4451 · **Fax:** (530) 272-5408
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Layne R. Christensen Optometric Corporation (NPI 1841341195, Grass Valley, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California - School Of Optometry, class of 1984
## Record status
- **NPPES last updated:** June 16, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1730125477) · Data from the CMS NPPES public registry.