ROBERT ERIC WARREN M.D.
NPI 1457357584
Ophthalmology in Fort Worth, TX
About Robert Eric Warren M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROBERT ERIC WARREN M.D. (NPI 1457357584) is an individual ophthalmology provider in Fort Worth, Texas, licensed in Texas (K4829) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS and is a graduate of University Of Texas Medical Branch At Galveston (1996).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 7
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
Robert Eric Warren M.d. 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 Robert Warren reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Fort Worth, TX 76102
- Reassigned Medicare billing, Texas enrollment
- 15 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.
Areas of Expertise CMS Part B claims 11
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 76102 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.
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.
FORT WORTH, TX 76102
FT WORTH, TX 76102
FT WORTH, TX 76102
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 Warren's NPI number?
The NPI number for Robert Warren is 1457357584. It was assigned to this individual provider in the NPPES registry on June 23, 2005.
Where is Robert Warren located?
Robert Warren practices at 1201 Summit Ave, Fort Worth, TX 76102. The listed phone number is (817) 332-2020.
What is Robert Warren's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Robert Warren enrolled in Medicare?
Yes. Robert Warren 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 Robert Warren's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Warren reassigns Medicare benefits to Ophthalmic Partners , PA (Fort Worth, TX). 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 Robert Warren's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Robert Warren accept?
Health plans from Oscar Health, Oscar Health Insurance, Oscar Health Maintenance Organization of Florida, Oscar Health Plan of North Carolina, Inc and Oscar Health Plan, Inc. and 3 other insurers list Robert Warren 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 Robert Warren was last updated on May 13, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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 Eric Warren, M.D. · NPI 1457357584
Ophthalmology physician in Fort Worth, Texas. Individual provider, active in the CMS NPPES registry since June 23, 2005.
## Identity
- **NPI:** 1457357584 (Entity type: Individual)
- **Enumerated:** June 23, 2005
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** K4829 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 1201 SUMMIT AVE, Fort Worth, TX 76102-4427
- **Phone:** (817) 332-2020 · **Fax:** (817) 332-4797
## 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:** Ophthalmic Partners , PA (NPI 1356474050, Fort Worth, TX), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Medical Branch At Galveston, class of 1996
## Record status
- **NPPES last updated:** May 13, 2014
- **Other identifiers:** Medicaid 102093502 (TX); Medicare UPIN H17770 (TX); Medicare PIN 8195K2 (TX); and 4 more
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Source: [NPI Profile](https://npiprofile.com/npi/1457357584) · Data from the CMS NPPES public registry.