MARK RICHARD FISCHER OD
NPI 1770347569
Optometrist in Tucson, AZ
About Mark Richard Fischer Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK RICHARD FISCHER OD (NPI 1770347569) is an individual optometrist in Tucson, Arizona, licensed in Arizona (002768) and active in the NPI registry since February 2024. He is enrolled in Medicare PECOS and is a graduate of Pacific University - College Of Optometry (2023).
NPPES Registry Identity
Specialties & Licenses 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
Mark Richard Fischer 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 Mark Fischer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Fountain Hills, AZ 85268
- Reassigned Medicare billing, Arizona enrollment
- 76 clinicians in this Medicare group
Columbia Falls, MT 59912
- Reassigned Medicare billing, Montana 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
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 85711 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 9
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 Mark Fischer's NPI number?
The NPI number for Mark Fischer is 1770347569. It was assigned to this individual provider in the NPPES registry on February 12, 2024.
Where is Mark Fischer located?
Mark Fischer practices at 440 N Alvernon Way, Tucson, AZ 85711. The listed phone number is (520) 327-6211.
What is Mark Fischer's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Mark Fischer enrolled in Medicare?
Yes. Mark Fischer 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 Mark Fischer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Fischer reassigns Medicare benefits to 2 organizations: John H Mcdougall Od Arizona PC (Fountain Hills, AZ) and Columbia Falls Eyecare, PC (Columbia Falls, MT). 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 Mark Fischer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Fischer accept?
Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Anthem Blue Cross and Blue Shield, Blue Cross Blue Shield of Arizona and Blue Cross Blue Shield of Wyoming and 12 other insurers list Mark Fischer 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 Mark Fischer was last updated on February 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.
# Mark Richard Fischer, OD · NPI 1770347569
Optometrist provider in Tucson, Arizona. Individual provider, active in the CMS NPPES registry since February 12, 2024.
## Identity
- **NPI:** 1770347569 (Entity type: Individual)
- **Enumerated:** February 12, 2024
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 002768 (Arizona)
- **Sole proprietor:** No
## Practice location
- **Address:** 440 N ALVERNON WAY, Tucson, AZ 85711-1958
- **Phone:** (520) 327-6211 · **Fax:** (314) 741-4947
## 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): John H Mcdougall Od Arizona PC (NPI 1851882179, Fountain Hills, AZ); Columbia Falls Eyecare, PC (NPI 1285831370, Columbia Falls, MT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Pacific University - College Of Optometry, class of 2023
## Record status
- **NPPES last updated:** February 4, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1770347569) · Data from the CMS NPPES public registry.