RxSight Light Adjustable Lens and Light Delivery Device New Enrollment Study (opens in a new tab)
Completed
$16 in research paymentsAphakiaCataractControl IOLLight Adjustable lens (LAL) and Light Delivery Device (LDD)
Dr. Mark Thomas Stephens, MD
NPI1699033373PAC ID6305089970
- Medicare services, 2024
- 4,971
- Medicare patients, 2024
- 1,492
- Part D claims, 2024
- 3,656
- Clinical trials
- 1
- MIPS score, 2024
- 75
- Practice address
- 2380 S Goliad St Suite 100 Key Whitman Eye Center Suite 100, Rockwall, TX 75032-6504
- Practice phone
- Call (214) 754-0000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Key-whitman Eye Center
Eye care practice · Rockwall, Texas
Find Dr. Stephens' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Mark Thomas Stephens is an ophthalmologist in Rockwall, Texas
Dr. Stephens practices at Key-whitman Eye Center in Rockwall, Texas.
Dr. Stephens' NPI, 1699033373, was assigned on May 1, 2012. Dr. Stephens graduated from University of Texas Medical Branch at Galveston in 2012. Dr. Stephens holds Texas license Q7114.
NPI and contact details
- NPI
- 1699033373NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6305089970
- NPI enumeration date
- May 1, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (214) 754-0000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Thomas Stephens practices at Key-whitman Eye Center in Rockwall, Texas
Dr. Stephens' primary practice is Key-whitman Eye Center, at 2380 S Goliad St Suite 100 Key Whitman Eye Center Suite 100, Rockwall, TX 75032-6504. The practice phone is (214) 754-0000.
- Key-whitman Eye Center2380 S Goliad St Suite 100 Key Whitman Eye Center Suite 100, Rockwall, TX 75032-6504Phone(214) 754-0000
Source: Dmand AI Affiliation Data
Dr. Mark Thomas Stephens is affiliated with 1 site of care and 1 medical group
Dr. Stephens' primary practice is Key-whitman Eye Center in Rockwall, Texas. Dmand AI also links Dr. Stephens to 1 medical group, named with a free account.
Key-whitman Eye CenterPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mark Thomas Stephens' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stephens practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Key-whitman Eye Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every site where Dr. Stephens practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mark Thomas Stephens is one of 1,311 ophthalmologists in Texas
Ophthalmology is Dr. Stephens' primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Stephens is licensed in Texas.
Specialties and state licenses
- Ophthalmology, TexasPrimary
Ophthalmologists near Dr. Stephens
Counts of ophthalmologists with a Dmand AI profile, by place and practice. Each opens the list.
1,311ophthalmologists in Texas
7ophthalmologists in Rockwall
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Mark Thomas Stephens billed Medicare for 4,971 services in 2024
CMS data shows 4,971 Medicare services from Dr. Stephens across 15 procedure codes in 2024, for 1,492 Medicare patients. Medicare paid $574,497 for them.
Medicare services, 20244,971
Medicare patients1,492
Paid by Medicare$574,497
Procedure codes15
Dr. Stephens' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3,3792024: 3,4532%
- Surgery
- 2023: 1,1362024: 1,1461%
- Office and hospital visits
- 2023: 3562024: 3724%
Where Dr. Stephens' Medicare services took place, 2024
- In an office4,23185%
- In a facility74015%
Dr. Stephens compared with the Texas median for ophthalmologists, 2024
- Dr. Stephens
- Texas median
- Medicare services
- 4,971vs 1,3533.7 times
- Medicare patients
- 1,492vs 4923.0 times
- Part D claims
- 3,553vs 6135.8 times
Medians across 1,290 ophthalmologists in Texas with Dmand AI profiles that report each measure.
Dr. Stephens' 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. Stephens?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Stephens and other ophthalmologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Thomas Stephens treated 1,492 Medicare patients in 2024, average age 75
CMS counts 1,492 Medicare patients who saw Dr. Stephens in 2024. The largest group is 65 to 74, with 732 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 3% are also on Medicaid. Their average risk score is 1.06, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Stephens' median patient age at 72, with 59% women.
Medicare patients, 20241,492
Average age75
Average risk score1.06
Also on Medicaid3%
Dr. Stephens' Medicare patients by age, 2024
Dr. Stephens' Medicare patients by sex, 2024
- Women90661%
- Men58639%
Chronic conditions among Dr. Stephens' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Diabetes32%
- Ischemic heart disease27%
- Anxiety21%
- Chronic kidney disease21%
- Mood disorders21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Stephens' 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%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Thomas Stephens wrote 3,656 Medicare Part D claims in 2024
In 2024, Dr. Stephens wrote 3,656 Medicare Part D claims for 1,298 patients. 47% of them were for generic drugs. CMS names the drug for 3,553 of them, across 26 drugs with 11 or more claims each, at $317,649 in total drug cost. In 2023, CMS named 3,425 claims across 24 drugs.
Part D claims, 20243,656
Drugs named by CMS26
Total drug cost$317,649
Part D patients1,298
Dr. Stephens' Part D claims by kind of drug, 2024
- Generic1,727 claims47%
- Brand-name1,929 claims53%
Dr. Stephens' 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. Stephens' Part D claims, 2024
- Antibiotics0%15 of 3,656 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: 3,4252024: 3,5534%
Drugs named by CMS: 26 in 2024, 24 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. Mark Thomas Stephens scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Stephens for performance year 2024, reported as part of a group. Dr. Stephens accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 1,055 procedures of cataract surgery by Dr. Stephens, more than 99% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Where Dr. Stephens ranks in Medicare procedure volume
- Cataract surgery
- 99th percentile1,055 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)
For MedTech and pharma teams
Find ophthalmologists like Dr. Stephens by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Mark Thomas Stephens has worked on 1 clinical trial
Dmand AI links Dr. Stephens to 1 clinical trial. Conditions studied include Aphakia and Cataract. Open Payments lists research payments to Dr. Stephens that name 1 trial.
Conditions in Dr. Stephens' trials
- Aphakia
- Cataract
Investigators on the most trials with Dr. Stephens
- Brandon James Baartman, MD1 shared trial
- Shamik Bafna, MD1 shared trial
- John Frederick Doane, MD1 shared trial
Recent clinical trials with Dr. Stephens
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
Dr. Mark Thomas Stephens received $33,565 in industry payments from 2016 to 2025
CMS Open Payments shows 236 general payments to Dr. Stephens from 30 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 74% of the total. RxSight Inc paid the most, $25,217. It also lists 1 research payment totaling $16 in 2021, naming 1 clinical trial.
General payments to Dr. Stephens by program year, 2016 to 2025
General payments to Dr. Stephens by kind, 2016 to 2025
$33.6Kin total
- Consulting fees$24,90474%
- Food and beverage$6,33919%
- Speaker and faculty fees$1,1954%
- Travel and lodging$1,1023%
- Honoraria$260%
Companies that paid Dr. Stephens 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. Mark Thomas Stephens graduated from University of Texas Medical Branch at Galveston
Dr. Stephens graduated from University of Texas Medical Branch at Galveston in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Thomas Stephens'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) |
| Clinical trials and co-investigators | ClinicalTrials.gov (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 |
| 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. Mark Thomas Stephens
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. Mark Thomas Stephens' NPI number?
Dr. Mark Thomas Stephens' NPI number is 1699033373. It was assigned on May 1, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Thomas Stephens?
Dr. Mark Thomas Stephens is an ophthalmologist in Rockwall, Texas. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Mark Thomas Stephens practice?
Dr. Stephens practices at 2380 S Goliad St Suite 100 Key Whitman Eye Center Suite 100, Rockwall, TX 75032-6504. Dr. Stephens' primary practice is Key-whitman Eye Center in Rockwall, Texas. Dmand AI also links Dr. Stephens to 1 medical group.
What is Dr. Mark Thomas Stephens' office phone number?
The practice phone on file for Dr. Stephens is (214) 754-0000.
What is Dr. Mark Thomas Stephens' medical license number?
Dr. Stephens holds Texas license Q7114.
Does Dr. Mark Thomas Stephens accept Medicare?
Yes. CMS data shows Dr. Stephens billed Medicare for 4,971 services in 2024, and Dr. Stephens accepts Medicare assignment.
What is Dr. Mark Thomas Stephens' MIPS score?
Dr. Stephens' MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.
How many Medicare patients does Dr. Mark Thomas Stephens see?
CMS counts 1,492 Medicare patients who saw Dr. Stephens in 2024, with an average age of 75.
What services does Dr. Mark Thomas Stephens bill to Medicare?
In 2024, Dr. Stephens' most billed Medicare services were eye exam or test (92136), eye exam or test (92014) and surgery: eye (66984).
Where did Dr. Mark Thomas Stephens go to medical school?
Dr. Stephens graduated from University of Texas Medical Branch at Galveston in 2012.
Show 4 more questionsShow fewer questions
What drugs does Dr. Mark Thomas Stephens prescribe most?
In 2024 Medicare Part D data, Dr. Stephens' most prescribed drugs by claims were Prednisolone Acetate, Latanoprost and Ketorolac Tromethamine.
Has Dr. Mark Thomas Stephens received payments from drug or device companies?
CMS Open Payments shows $33,565 in general payments to Dr. Stephens from 30 companies from 2016 to 2025. The largest total came from RxSight Inc.
How long has Dr. Mark Thomas Stephens been practicing?
Dr. Stephens graduated from medical school in 2012, 14 years ago.
Does Dr. Mark Thomas Stephens do research?
Dr. Stephens has worked on 1 clinical trial.
Selling to ophthalmology practices?
See ophthalmologists in Texas by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card