ROBERT A. YOHAI, MD, A PROFESSIONAL CORPORATION
NPI 1447561659
Ophthalmology in Santa Rosa, CA
About Robert A. Yohai, Md, A Professional Corporation NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROBERT A. YOHAI, MD, A PROFESSIONAL CORPORATION (NPI 1447561659) is a healthcare organization registered as an ophthalmology in Santa Rosa, California and active in the NPI registry since June 2010. The organization lists Robert Arthur Yohai, President/owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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)
Robert A. Yohai, Md, A Professional Corporation is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by December 31, 2026
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
Medicare enrollment records show 1 clinician reassigns Medicare billing to Robert A. Yohai, MD, A Professional Corporation, which bills Medicare for the services this clinician delivers.
Clinician (1)
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 Robert A. Yohai, MD, A Professional Corporation's NPI number?
The NPI number for Robert A. Yohai, MD, A Professional Corporation is 1447561659. It was assigned to this organization in the NPPES registry on June 23, 2010.
Where is Robert A. Yohai, MD, A Professional Corporation located?
Robert A. Yohai, MD, A Professional Corporation is located at 864 2nd St, Santa Rosa, CA 95404. The listed phone number is (707) 544-7044.
What is Robert A. Yohai, MD, A Professional Corporation's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Robert A. Yohai, MD, A Professional Corporation enrolled in Medicare?
Yes. Robert A. Yohai, MD, A Professional Corporation is registered in the Medicare PECOS enrollment system.
When is Robert A. Yohai, MD, A Professional Corporation'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 December 31, 2026. 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 Robert A. Yohai, MD, A Professional Corporation?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Ophthalmology) reassigns their Medicare billing to Robert A. Yohai, MD, A Professional Corporation. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Robert A. Yohai, MD, A Professional Corporation was last updated on February 25, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Robert A. Yohai, Md, A Professional Corporation · NPI 1447561659
Ophthalmology organization in Santa Rosa, California. Organization record, active in the CMS NPPES registry since June 23, 2010.
## Identity
- **NPI:** 1447561659 (Entity type: Organization)
- **Enumerated:** June 23, 2010
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **Organization subpart:** No
- **Authorized official:** Robert Yohai, PRESIDENT/OWNER
## Practice location
- **Address:** 864 2ND ST, Santa Rosa, CA 95404-4610
- **Phone:** (707) 544-7044 · **Fax:** (707) 544-1051
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** December 31, 2026 (Non-DME Part B, California, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Ophthalmology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 25, 2011
- **Other identifiers:** Medicare UPIN E76327 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1447561659) · Data from the CMS NPPES public registry.