J Cataract Refract Surg
Black or African AmericanBlack PeopleCataract
Dr. Robert Eric Warren, MD
NPI1457357584PAC ID9234207796
- Medicare services, 2024
- 2,252
- Medicare patients, 2024
- 954
- Part D claims, 2024
- 1,355
- Publications
- 1
- MIPS score, 2024
- 93
- Practice address
- 909 9th Ave, Fort Worth, TX 76104
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Medical City Surgery Center Fort Worth - HOPD
Acute Care Hospital outpatient department · Fort Worth, Texas
Find Dr. Warren's professional email, personal email and mobile number
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Dr. Robert Eric Warren is an ophthalmologist in Fort Worth, Texas
Dr. Warren practices at Medical City Surgery Center Fort Worth - HOPD in Fort Worth, Texas.
Dr. Warren's NPI, 1457357584, was assigned on June 23, 2005. Dr. Warren graduated from UTMB Health in 1996. Dr. Warren holds Texas license K4829.
NPI and contact details
- NPI
- 1457357584NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9234207796
- NPI enumeration date
- June 23, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert Eric Warren practices at Medical City Surgery Center Fort Worth - HOPD in Fort Worth, Texas
Dr. Warren's primary practice is Medical City Surgery Center Fort Worth - HOPD, at 909 9th Ave, Fort Worth, TX 76104.
- Medical City Surgery Center Fort Worth - HOPD909 9th Ave, Fort Worth, TX 76104
Source: Dmand AI Affiliation Data
Dr. Robert Eric Warren is affiliated with 3 sites of care and 1 medical group
Dr. Warren's primary practice is Medical City Surgery Center Fort Worth - HOPD in Fort Worth, Texas. Dmand AI also links Dr. Warren to 1 group practice or clinic, 1 ambulatory surgery center and 1 medical group, each named with a free account.
Medical City Surgery Center Fort Worth - HOPDPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Robert Eric Warren's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Warren practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Medical City Surgery Center Fort Worth - HOPD | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert Eric Warren is one of 1,311 ophthalmologists in Texas
Ophthalmology is Dr. Warren's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Warren is board certified in ophthalmology by the American Board of Ophthalmology. Dr. Warren is licensed in Texas.
Specialties and state licenses
- Ophthalmology, TexasPrimary
Clinical focus
Dmand AI lists age-related macular degeneration, cataract, cataract surgery with lens implant, conjunctivitis, dry eye, eye infection or inflammation, eyelid inflammation and glaucoma among the conditions Dr. Warren treats.
Ophthalmologists near Dr. Warren
Counts of ophthalmologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Robert Eric Warren billed Medicare for 2,252 services in 2024
CMS data shows 2,252 Medicare services from Dr. Warren across 11 procedure codes in 2024, for 954 Medicare patients. Medicare paid $238,648 for them.
Medicare services, 20242,252
Medicare patients954
Paid by Medicare$238,648
Procedure codes11
Dr. Warren's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,4812024: 1,29213%
- Office and hospital visits
- 2023: 1662024: 642287%
- Surgery
- 2023: 3192024: 318No change
Where Dr. Warren's Medicare services took place, 2024
- In an office1,93486%
- In a facility31814%
Dr. Warren compared with the Texas median for ophthalmologists, 2024
- Dr. Warren
- Texas median
- Medicare services
- 2,252vs 1,35366% above
- Medicare patients
- 954vs 49294% above
- Part D claims
- 1,253vs 6132.0 times
Medians across 1,290 ophthalmologists in Texas with Dmand AI profiles that report each measure.
Dr. Warren's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Warren?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Warren and other ophthalmologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert Eric Warren treated 954 Medicare patients in 2024, average age 74
CMS counts 954 Medicare patients who saw Dr. Warren in 2024. The largest group is 65 to 74, with 488 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 2% are also on Medicaid. Their average risk score is 1.02, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Warren's median patient age at 72, with 59% women.
Medicare patients, 2024954
Average age74
Average risk score1.02
Also on Medicaid2%
Dr. Warren's Medicare patients by age, 2024
Dr. Warren's Medicare patients by sex, 2024
- Women53256%
- Men42244%
Chronic conditions among Dr. Warren's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Diabetes32%
- Chronic kidney disease23%
- Ischemic heart disease22%
- Mood disorders19%
- Cancer18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Warren's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women59%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert Eric Warren wrote 1,355 Medicare Part D claims in 2024
In 2024, Dr. Warren wrote 1,355 Medicare Part D claims for 515 patients. 49% of them were for generic drugs. CMS names the drug for 1,253 of them, across 9 drugs with 11 or more claims each, at $75,330 in total drug cost. In 2023, CMS named 1,116 claims across 9 drugs.
Part D claims, 20241,355
Drugs named by CMS9
Total drug cost$75,330
Part D patients515
Dr. Warren's Part D claims by kind of drug, 2024
- Generic667 claims49%
- Brand-name688 claims51%
Dr. Warren's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Warren's Part D claims, 2024
- Antibiotics1%11 of 1,355 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,1162024: 1,25312%
Drugs named by CMS: 9 in 2024, 9 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Robert Eric Warren scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Warren for performance year 2024, reported as part of a group. Dr. Warren accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 393 procedures of cataract surgery by Dr. Warren, more than 93% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Warren's MIPS scores, performance year 2024
- 93of 100Final score
- 100of 100Quality
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Warren ranks in Medicare procedure volume
- Cataract surgery
- 93rd percentile393 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Robert Eric Warren has 1 publication on record
Dmand AI links 1 paper to Dr. Warren. Dr. Warren's most frequent co-author is Jason D. Burns, MD.
Papers1
Dr. Warren's most frequent co-authors
Recent publications by Dr. Warren
See who Dr. Warren researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Warren works with, so you can find a warm path to the right ophthalmologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Robert Eric Warren received $2,690 in industry payments from 2016 to 2025
CMS Open Payments shows 113 general payments to Dr. Warren from 16 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 81% of the total. Alcon Laboratories Inc paid the most, $748.
General payments to Dr. Warren by program year, 2016 to 2025
General payments to Dr. Warren by kind, 2016 to 2025
$2.7Kin total
- Food and beverage$2,18581%
- Entertainment$50519%
Companies that paid Dr. Warren the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert Eric Warren graduated from UTMB Health
Dr. Warren graduated from UTMB Health in 1996.
- Medical school
- Board certified in ophthalmology
Source: Dmand AI Professional Profile Data
Dr. Robert Eric Warren accepts plans from 17 insurance carriers
Dr. Warren is in network with 17 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Cigna
- HCSC
- Humana
- Aspirus Health Plan
- +9 more carriersWith a free account
Plan types Dr. Warren accepts, by number of carriers
- PPO12
- HMO9
- Medicare9
- POS5
- EPO4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Robert Eric Warren's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Robert Eric Warren
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Robert Eric Warren's NPI number?
Dr. Robert Eric Warren's NPI number is 1457357584. It was assigned on June 23, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Eric Warren?
Dr. Robert Eric Warren is an ophthalmologist in Fort Worth, Texas. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Robert Eric Warren practice?
Dr. Warren practices at 909 9th Ave, Fort Worth, TX 76104. Dr. Warren's primary practice is Medical City Surgery Center Fort Worth - HOPD in Fort Worth, Texas. Dmand AI also links Dr. Warren to 1 group practice or clinic, 1 ambulatory surgery center and 1 medical group.
What is Dr. Robert Eric Warren's medical license number?
Dr. Warren holds Texas license K4829.
Does Dr. Robert Eric Warren accept Medicare?
Yes. CMS data shows Dr. Warren billed Medicare for 2,252 services in 2024, and Dr. Warren accepts Medicare assignment.
What is Dr. Robert Eric Warren's MIPS score?
Dr. Warren's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
How many Medicare patients does Dr. Robert Eric Warren see?
CMS counts 954 Medicare patients who saw Dr. Warren in 2024, with an average age of 74.
Is Dr. Robert Eric Warren board certified?
Yes. Dr. Warren is board certified in ophthalmology by the American Board of Ophthalmology.
What services does Dr. Robert Eric Warren bill to Medicare?
In 2024, Dr. Warren's most billed Medicare services were eye exam or test (92250), office visit, established patient (99214) and eye exam or test (92136).
Where did Dr. Robert Eric Warren go to medical school?
Dr. Warren graduated from UTMB Health in 1996.
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What drugs does Dr. Robert Eric Warren prescribe most?
In 2024 Medicare Part D data, Dr. Warren's most prescribed drugs by claims were Ofloxacin, Prednisolone Acetate and Ketorolac Tromethamine.
Has Dr. Robert Eric Warren received payments from drug or device companies?
CMS Open Payments shows $2,690 in general payments to Dr. Warren from 16 companies from 2016 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Dr. Robert Eric Warren been practicing?
Dr. Warren graduated from medical school in 1996, 30 years ago.
Does Dr. Robert Eric Warren do research?
Dmand AI links 1 publication to Dr. Warren.
Who does Dr. Robert Eric Warren publish with?
Dr. Warren's most frequent co-authors are Jason D. Burns, MD (1 shared paper).
What insurance does Dr. Robert Eric Warren accept?
Dr. Warren is in network with 17 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
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