NATHAN CAZMERSEN OD
NPI 1336983618
Optometrist in Portland, OR
About Nathan Cazmersen Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NATHAN CAZMERSEN OD (NPI 1336983618) is an individual optometrist in Portland, Oregon, licensed in Oregon (ATI4742) and active in the NPI registry since June 2024. He is enrolled in Medicare PECOS and is a graduate of Pacific University - College Of Optometry (2024).
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
Nathan Cazmersen Od 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 Nathan Cazmersen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Madras, OR 97741
- Reassigned Medicare billing, Oregon enrollment
- 13 clinicians in this Medicare group
Bend, OR 97701
- Reassigned Medicare billing, Oregon enrollment
- 9 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 97239 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.
PORTLAND, OR 97239
PORTLAND, OR 97239
PORTLAND, OR 97239
PORTLAND, OR 97239
PORTLAND, OR 97239
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 Nathan Cazmersen's NPI number?
The NPI number for Nathan Cazmersen is 1336983618. It was assigned to this individual provider in the NPPES registry on June 21, 2024.
Where is Nathan Cazmersen located?
Nathan Cazmersen practices at 3710 SW Us Veterans Hospital Rd, Portland, OR 97239. The listed phone number is (503) 220-8262.
What is Nathan Cazmersen's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Nathan Cazmersen enrolled in Medicare?
Yes. Nathan Cazmersen 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 Nathan Cazmersen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nathan Cazmersen reassigns Medicare benefits to 2 organizations: Central Oregon Eyecare, PC (Madras, OR) and Infocus Eye Care LLC (Bend, OR). 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 Nathan Cazmersen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nathan Cazmersen accept?
Health plans from Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 5 other insurers list Nathan Cazmersen 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 Nathan Cazmersen was last updated on June 21, 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.
# Nathan Cazmersen, OD · NPI 1336983618
Optometrist provider in Portland, Oregon. Individual provider, active in the CMS NPPES registry since June 21, 2024.
## Identity
- **NPI:** 1336983618 (Entity type: Individual)
- **Enumerated:** June 21, 2024
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** ATI4742 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 3710 SW US VETERANS HOSPITAL RD, Portland, OR 97239-2964
- **Phone:** (503) 220-8262
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Central Oregon Eyecare, PC (NPI 1598993131, Madras, OR); Infocus Eye Care LLC (NPI 1134208846, Bend, OR) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Pacific University - College Of Optometry, class of 2024
## Record status
- **NPPES last updated:** June 21, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1336983618) · Data from the CMS NPPES public registry.