JOHN D. ZDRAL, M.D., INC.
NPI 1013186352
Ophthalmology in Fullerton, CA
About John D. Zdral, M.d., Inc. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN D. ZDRAL, M.D., INC. (NPI 1013186352) is a healthcare organization registered as an ophthalmology in Fullerton, California and active in the NPI registry since February 2008. The organization lists John David Zdral, Medical Director, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Accepted Insurance
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)
John D. Zdral, M.d., Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by January 31, 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
3Medicare enrollment records show 3 clinicians reassign Medicare billing to John D. Zdral, M.D., Inc., which bills Medicare for the services they deliver. Of these, 2 practice at this address and 3 within 10 miles. They are listed nearest first.
Clinicians, nearest first (3)
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 John D. Zdral, M.D., Inc.'s NPI number?
The NPI number for John D. Zdral, M.D., Inc. is 1013186352. It was assigned to this organization in the NPPES registry on February 20, 2008.
Where is John D. Zdral, M.D., Inc. located?
John D. Zdral, M.D., Inc. is located at 301 W Bastanchury Rd Suite 10, Fullerton, CA 92835. The listed phone number is (714) 879-7372.
What is John D. Zdral, M.D., Inc.'s specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is John D. Zdral, M.D., Inc. enrolled in Medicare?
Yes. John D. Zdral, M.D., Inc. is registered in the Medicare PECOS enrollment system.
When is John D. Zdral, M.D., Inc.'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 January 31, 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 John D. Zdral, M.D., Inc.?
According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to John D. Zdral, M.D., Inc., in Ophthalmology and Optometry. 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, 2 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does John D. Zdral, M.D., Inc. accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana and BlueCross BlueShield of Tennessee list John D. Zdral, M.D., Inc. 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 John D. Zdral, M.D., Inc. was last updated on February 20, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# John D. Zdral, M.d., Inc. · NPI 1013186352
Ophthalmology organization in Fullerton, California. Organization record, active in the CMS NPPES registry since February 20, 2008.
## Identity
- **NPI:** 1013186352 (Entity type: Organization)
- **Enumerated:** February 20, 2008
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **Organization subpart:** No
- **Authorized official:** John Zdral, MEDICAL DIRECTOR
## Practice location
- **Address:** 301 W BASTANCHURY RD, SUITE 10, Fullerton, CA 92835-3419
- **Phone:** (714) 879-7372 · **Fax:** (714) 879-4301
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** January 31, 2027 (Non-DME Part B, California, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 3 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Ophthalmology (2), Optometry (1); 2 practice at this address and 3 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 20, 2008
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Source: [NPI Profile](https://npiprofile.com/npi/1013186352) · Data from the CMS NPPES public registry.