DR. MARK DANIEL BAILEY MD
NPI 1417530270
Ophthalmology in San Leandro, CA
About Dr. Mark Daniel Bailey Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARK DANIEL BAILEY MD (NPI 1417530270) is an individual ophthalmology provider in San Leandro, California, licensed in California (A200912) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, maintains a secondary practice location in Nashville, and is a graduate of Baylor College Of Medicine (2021).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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. Mark Daniel Bailey Md 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 Reassignment
Medicare enrollment records show Mark Bailey reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Leandro, CA 94578
- Reassigned Medicare billing, California enrollment
- 10 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94578 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN LEANDRO, CA 94578
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 Bailey's NPI number?
The NPI number for Mark Bailey is 1417530270. It was assigned to this individual provider in the NPPES registry on April 29, 2021.
Where is Mark Bailey located?
Mark Bailey practices at 15051 Hesperian Blvd Ste A, San Leandro, CA 94578. The listed phone number is (510) 276-1212.
What is Mark Bailey's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Mark Bailey enrolled in Medicare?
Yes. Mark Bailey 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 organization bills Medicare for Mark Bailey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Bailey reassigns Medicare benefits to V. Nicholas Batra M.D. Inc. (San Leandro, CA). The 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 Bailey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Bailey accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Providence Health Plan list Mark Bailey 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 Bailey was last updated on May 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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. Mark Daniel Bailey, MD · NPI 1417530270
Ophthalmology physician in San Leandro, California. Individual provider, active in the CMS NPPES registry since April 29, 2021.
## Identity
- **NPI:** 1417530270 (Entity type: Individual)
- **Enumerated:** April 29, 2021
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** A200912 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 15051 HESPERIAN BLVD STE A, San Leandro, CA 94578-3536
- **Phone:** (510) 276-1212
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** V. Nicholas Batra M.D. Inc. (NPI 1649344722, San Leandro, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Baylor College Of Medicine, class of 2021
## Record status
- **NPPES last updated:** May 27, 2025
---
Source: [NPI Profile](https://npiprofile.com/npi/1417530270) · Data from the CMS NPPES public registry.