DR. STEPHEN MITCHELL COHEN OD
NPI 1891765921
Optometrist in Scottsdale, AZ
About Dr. Stephen Mitchell Cohen Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEPHEN MITCHELL COHEN OD (NPI 1891765921) is an individual optometrist in Scottsdale, Arizona, licensed in Arizona (OPT-000675) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through October 26, 2028, and is a graduate of Pennsylvania College Of Optometry (1995).
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. Stephen Mitchell Cohen 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 Stephen Cohen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Scottsdale, AZ 85254
- Reassigned Medicare billing, Arizona enrollment
- 82 clinicians in this Medicare group
Scottsdale, AZ 85254
- Reassigned Medicare billing, Arizona enrollment
- Medicare enrollment name: Stephen M Cohen Od PC
- 4 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.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 03D2086073
Stephen Cohen, Od PC · Scottsdale, AZAreas of Expertise CMS Part B claims 9
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 85254 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.
SCOTTSDALE, AZ 85254
SCOTTSDALE, AZ 85254
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 Stephen Cohen's NPI number?
The NPI number for Stephen Cohen is 1891765921. It was assigned to this individual provider in the NPPES registry on January 23, 2006.
Where is Stephen Cohen located?
Stephen Cohen practices at 10900 N Scottsdale Rd Suite #301, Scottsdale, AZ 85254. The listed phone number is (480) 513-3937.
What is Stephen Cohen's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Stephen Cohen enrolled in Medicare?
Yes. Stephen Cohen 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 Stephen Cohen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Cohen reassigns Medicare benefits to 2 organizations: Myeyedr Optometry Of Washington, PLLC (Scottsdale, AZ) and Stephen M. Cohen Od, P.C. (Scottsdale, AZ). 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 Stephen Cohen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Does Stephen Cohen hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 03D2086073) is associated with this NPI, valid through October 26, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does Stephen Cohen 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 13 other insurers list Stephen Cohen 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 Stephen Cohen was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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. Stephen Mitchell Cohen, OD · NPI 1891765921
Optometrist provider in Scottsdale, Arizona. Individual provider, active in the CMS NPPES registry since January 23, 2006.
## Identity
- **NPI:** 1891765921 (Entity type: Individual)
- **Enumerated:** January 23, 2006
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** OPT-000675 (Arizona)
- **Sole proprietor:** No
## Practice location
- **Address:** 10900 N SCOTTSDALE RD, SUITE #301, Scottsdale, AZ 85254-5216
- **Phone:** (480) 513-3937 · **Fax:** (480) 367-6711
## 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): Myeyedr Optometry Of Washington, PLLC (NPI 1023962628, Scottsdale, AZ); Stephen M. Cohen Od, P.C. (NPI 1982956777, Scottsdale, AZ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Pennsylvania College Of Optometry, class of 1995
## Record status
- **NPPES last updated:** July 13, 2026
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1891765921) · Data from the CMS NPPES public registry.