DR S DAYYANI OD A PROF CORP
NPI 1205983905
Optometrist in Santa Monica, CA
About Dr S Dayyani Od A Prof Corp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR S DAYYANI OD A PROF CORP (NPI 1205983905) is a healthcare organization registered as an optometrist in Santa Monica, California and active in the NPI registry since January 2007. The organization lists Shahrokh Dayyani, Optometrist, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr S Dayyani Od A Prof Corp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by February 28, 2027
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
4Medicare enrollment records show 4 clinicians reassign Medicare billing to Dr S Dayyani Od A Prof Corp, which bills Medicare for the services they deliver. Of these, 3 practice within 10 miles. They are listed nearest first.
Clinicians, nearest first (4)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Dr S Dayyani Od A Prof Corp's NPI number?
The NPI number for Dr S Dayyani Od A Prof Corp is 1205983905. It was assigned to this organization in the NPPES registry on January 4, 2007.
Where is Dr S Dayyani Od A Prof Corp located?
Dr S Dayyani Od A Prof Corp is located at 322 Wilshire Blvd, Santa Monica, CA 90401. The listed phone number is (310) 319-6122.
What is Dr S Dayyani Od A Prof Corp's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Dr S Dayyani Od A Prof Corp enrolled in Medicare?
Yes. Dr S Dayyani Od A Prof Corp is registered in the Medicare PECOS enrollment system.
When is Dr S Dayyani Od A Prof Corp's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (California, Clinic/Group Practice) is due for revalidation by February 28, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Dr S Dayyani Od A Prof Corp?
According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians, all in Optometry, reassign their Medicare billing to Dr S Dayyani Od A Prof Corp. A 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 the clinician's services. Of these, 3 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Dr S Dayyani Od A Prof Corp was last updated on August 14, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Dr S Dayyani Od A Prof Corp · NPI 1205983905
Optometrist organization in Santa Monica, California. Organization record, active in the CMS NPPES registry since January 4, 2007.
## Identity
- **NPI:** 1205983905 (Entity type: Organization)
- **Enumerated:** January 4, 2007
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **Organization subpart:** No
- **Authorized official:** Shahrokh Dayyani, OPTOMETRIST
## Practice location
- **Address:** 322 WILSHIRE BLVD, Santa Monica, CA 90401-1312
- **Phone:** (310) 319-6122 · **Fax:** (310) 458-4799
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** February 28, 2027 (Non-DME Part B, California, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 4 clinicians (Optometry) reassign Medicare billing to this organization (form CMS-855R); 3 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 14, 2012
- **Other identifiers:** Medicare PIN GI105A (CA); Medicaid GSD001450 (CA); Medicare UPIN U51954 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1205983905) · Data from the CMS NPPES public registry.