Dr. Mark A. Sibley, MD
- Medicare services, 2019
- 490
- Part D claims, 2024
- 20
- Hospital affiliations
- 1
- Industry payments
- $1,933
- Medical group
- 1
- Practice address
- 4300 West Seventh Street, Little Rock, AR 72205
- Practice phone
- Call (501) 257-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Sibley'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.
Dr. Mark A. Sibley is an ophthalmologist in Little Rock, Arkansas
Dr. Sibley practices at John L. McClellan Memorial Veterans' Hospital in Little Rock, Arkansas, part of Veterans Health Administration.
Dr. Sibley's NPI, 1184687089, was assigned on April 11, 2006. Dr. Sibley graduated from Meharry Medical College School of Medicine in 1976. Dr. Sibley holds Florida license AS9252040.
- NPI
- 1184687089NPI Registry (opens in a new tab)
- NPI enumeration date
- April 11, 2006
- NPI status
- Active
- Practice phone
- (501) 257-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1976
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Mark A. Sibley practices at John L. McClellan Memorial Veterans' Hospital in Little Rock, Arkansas
Dr. Sibley's primary practice is John L. McClellan Memorial Veterans' Hospital, at 4300 West Seventh Street, Little Rock, AR 72205 in Pulaski County. The practice phone is (501) 257-1000.
- John L. McClellan Memorial Veterans' Hospital4300 West Seventh Street, Little Rock, AR 72205 · Pulaski CountyPhone(501) 257-1000
Source: Dmand AI Affiliation Data
Dr. Mark A. Sibley is affiliated with 2 sites of care and 1 medical group
Dr. Sibley's primary practice is John L. McClellan Memorial Veterans' Hospital in Little Rock, Arkansas, part of Veterans Health Administration. Dmand AI also links Dr. Sibley to 1 ambulatory surgery center and 1 medical group, each named with a free account. Dr. Sibley's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark A. Sibley's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sibley practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| John L. McClellan Memorial Veterans' Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark A. Sibley is one of 118 ophthalmologists in Arkansas
Ophthalmology is Dr. Sibley's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Sibley is board certified in ophthalmology by the American Board of Ophthalmology. Dmand AI has Dr. Sibley's licenses on file in 2 states: Florida and Alabama.
Specialties and state licenses
- Ophthalmology, FloridaPrimary
- Alabama license
Ophthalmologists near Dr. Sibley
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. Mark A. Sibley billed Medicare for 490 services in 2019
CMS data shows 490 Medicare services from Dr. Sibley across 12 procedure codes in 2019. Medicare paid $40,972 for them.
Dr. Sibley's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Tests and treatments
- 2018: 1,1022019: 35668%
- Surgery
- 2018: 2682019: 9266%
- Office and hospital visits
- 2018: 612019: 4231%
- Imaging
- 2018: 422019: 0100%
Where Dr. Sibley's Medicare services took place, 2019
- In an office43088%
- In a facility6012%
Dr. Sibley compared with the Arkansas median for ophthalmologists, 2019
- Dr. Sibley
- Arkansas median
- Medicare services
- 490vs 2,06676% below
- Part D claims
- 158vs 64676% below
Medians across 126 ophthalmologists in Arkansas with Dmand AI profiles that report each measure.
Dr. Sibley's most billed Medicare procedure codes, 2019
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Sibley and other ophthalmologists in Arkansas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark A. Sibley's patients have a median age of 73
Across all payers, Dmand AI patient panel data puts Dr. Sibley's median patient age at 73, with 25% women.
Dr. Sibley's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women25%
- Men69%
Source: Dmand AI Patient Panel Data
Dr. Mark A. Sibley wrote 20 Medicare Part D claims in 2024
In 2024, Dr. Sibley wrote 20 Medicare Part D claims. 100% of them were for generic drugs. They cover 6 drugs, with $20,897 in total drug cost. In 2018, CMS named 145 claims across 6 drugs.
Dr. Sibley's most prescribed drugs by claims, 2019
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 1452019: 1589%
Drugs named by CMS: 6 in 2019, 6 in 2018.
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
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Dr. Mark A. Sibley received $1,933 in industry payments from 2016 to 2019
CMS Open Payments shows 25 general payments to Dr. Sibley from 7 drug and device companies from 2016 to 2019. Travel and lodging make up the largest share, 70% of the total. Valeant Pharmaceuticals International paid the most, $1,763.
General payments to Dr. Sibley by program year, 2016 to 2019
General payments to Dr. Sibley by kind, 2016 to 2019
- Travel and lodging$1,35270%
- Food and beverage$58130%
Companies that paid Dr. Sibley the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark A. Sibley graduated from Meharry Medical College School of Medicine
Dr. Sibley graduated from Meharry Medical College School of Medicine in 1976.
- Medical school
- Board certified in ophthalmology
Source: Dmand AI Professional Profile Data
Dr. Mark A. Sibley accepts plans from 7 insurance carriers
Dr. Sibley is in network with 7 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
Plan types Dr. Sibley accepts, by number of carriers
- Medicare7
- PPO7
- HMO4
- POS4
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Mark A. Sibley'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 DataDmand AI Org Hierarchy 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 Data |
| 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) |
| 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. Mark A. Sibley
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 A. Sibley's NPI number?
Dr. Mark A. Sibley's NPI number is 1184687089. It was assigned on April 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark A. Sibley?
Dr. Mark A. Sibley is an ophthalmologist in Little Rock, Arkansas. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Mark A. Sibley practice?
Dr. Sibley practices at 4300 West Seventh Street, Little Rock, AR 72205. Dr. Sibley's primary practice is John L. McClellan Memorial Veterans' Hospital in Little Rock, Arkansas, part of Veterans Health Administration. Dmand AI also links Dr. Sibley to 1 ambulatory surgery center and 1 medical group.
What is Dr. Mark A. Sibley's office phone number?
The practice phone on file for Dr. Sibley is (501) 257-1000.
What is Dr. Mark A. Sibley's medical license number?
Dr. Sibley holds Florida license AS9252040, one of the licenses on file in 2 states.
Which states has Dr. Mark A. Sibley been licensed in?
Dmand AI has state licenses on file for Dr. Sibley in Florida (1977 to 2027) and Alabama (1977).
Which hospitals is Dr. Mark A. Sibley affiliated with?
Dr. Sibley practices at John L. McClellan Memorial Veterans' Hospital in Little Rock, Arkansas.
Does Dr. Mark A. Sibley accept Medicare?
Yes. CMS data shows Dr. Sibley billed Medicare for 490 services in 2019.
Is Dr. Mark A. Sibley board certified?
Yes. Dr. Sibley is board certified in ophthalmology by the American Board of Ophthalmology.
What services does Dr. Mark A. Sibley bill to Medicare?
In 2019, Dr. Sibley's most billed Medicare services were eye exam or test (92012), eye exam or test (92014) and eye exam or test (92250).
Show 5 more questionsShow fewer questions
Where did Dr. Mark A. Sibley go to medical school?
Dr. Sibley graduated from Meharry Medical College School of Medicine in 1976.
What drugs does Dr. Mark A. Sibley prescribe most?
In 2019 Medicare Part D data, Dr. Sibley's most prescribed drugs by claims were Latanoprost, Prednisolone Acetate and Durezol.
Has Dr. Mark A. Sibley received payments from drug or device companies?
CMS Open Payments shows $1,933 in general payments to Dr. Sibley from 7 companies from 2016 to 2019. The largest total came from Valeant Pharmaceuticals International.
How long has Dr. Mark A. Sibley been practicing?
Dr. Sibley graduated from medical school in 1976, 50 years ago.
What insurance does Dr. Mark A. Sibley accept?
Dr. Sibley is in network with 7 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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