Mark Steven Leone, OD
- Part D claims, 2024
- 37
- Industry payments
- $209
- Affiliated sites
- 2
- Medical groups
- 2
- State license
- 1
- Practice address
- 1283 Broad St, Sumter, SC 29150
- Practice phone
- Call (803) 905-5528
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Wal-Mart Stores East
Sumter, South Carolina
Find Mark Leone's 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.
Mark Steven Leone is an optometrist in Sumter, South Carolina
Mark Leone practices at Wal-Mart Stores East in Sumter, South Carolina.
Mark Leone's NPI, 1922836899, was assigned on July 23, 2024. Mark Leone holds Ohio license OPT007314.
- NPI
- 1922836899NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1153853684
- NPI enumeration date
- July 23, 2024
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (803) 905-5528
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark Steven Leone practices at Wal-Mart Stores East in Sumter, South Carolina
Mark Leone's primary practice is Wal-Mart Stores East, at 1283 Broad St, Sumter, SC 29150 in Sumter County. The practice phone is (803) 905-5528.
- Wal-Mart Stores East1283 Broad St, Sumter, SC 29150 · Sumter CountyPhone(803) 905-5528
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Mark Steven Leone is affiliated with 3 sites of care and 2 medical groups
Mark Leone's primary practice is Wal-Mart Stores East in Sumter, South Carolina. Dmand AI also links Mark Leone to 2 group practices and clinics and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Mark Steven Leone's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Leone practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wal-Mart Stores East | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Mark Steven Leone is one of 651 optometrists in South Carolina
Optometrist is Mark Leone's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Mark Leone is licensed in Ohio.
Specialties and state licenses
- Optometrist, OhioPrimary
Optometrists near Mark Leone
Counts of optometrists 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
Mark Steven Leone's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Mark Leone's median patient age at 69, with 56% women.
Mark Leone's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women56%
- Men42%
Source: Dmand AI Patient Panel Data
Mark Steven Leone wrote 37 Medicare Part D claims in 2024
In 2024, Mark Leone wrote 37 Medicare Part D claims for 23 patients. 70% of them were for generic drugs.
Mark Leone's Part D claims by kind of drug, 2024
- Generic26 claims70%
- Brand-name11 claims30%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Mark Steven Leone ranks in the 49th percentile for cataract surgery in Medicare
Mark Leone accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 25 procedures of cataract surgery by Mark Leone, more than 49% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Mark Leone ranks in Medicare procedure volume
- Cataract surgery
- 49th percentile25 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Mark Steven Leone received $209 in industry payments in 2025
CMS Open Payments shows 2 general payments to Mark Leone from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $209.
Companies that paid Mark Leone the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Mark Steven Leone'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Mark Steven Leone
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark Steven Leone's NPI number?
Mark Steven Leone's NPI number is 1922836899. It was assigned on July 23, 2024, and it is active in the NPI Registry.
What does Mark Steven Leone specialize in?
Mark Steven Leone is an optometrist in Sumter, South Carolina. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Mark Steven Leone practice?
Mark Leone practices at 1283 Broad St, Sumter, SC 29150. Mark Leone's primary practice is Wal-Mart Stores East in Sumter, South Carolina. Dmand AI also links Mark Leone to 2 group practices and clinics and 2 medical groups.
What is Mark Steven Leone's office phone number?
The practice phone on file for Mark Leone is (803) 905-5528.
What is Mark Steven Leone's medical license number?
Mark Leone holds Ohio license OPT007314.
Does Mark Steven Leone accept Medicare?
Yes. CMS lists Mark Leone as accepting Medicare assignment.
Has Mark Steven Leone received payments from drug or device companies?
CMS Open Payments shows $209 in general payments to Mark Leone from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Mark Steven Leone been practicing?
Mark Leone graduated from medical school in 2021, 5 years ago.
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