Dr. Brent William Carmack, MD, PA

  • Saint Petersburg, FL
  • Ophthalmologist
NPI1841391661PAC ID1658347323
Medicare services, 2024
1,513
Medicare patients, 2024
506
Part D claims, 2024
597
MIPS score, 2024
75
Industry payments
$1,294
Practice address
900 Carillon Pkwy STE 101, Saint Petersburg, FL 33716
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Carillon Op Rehab Ctr - Rehab Services Op II - HOPD

Acute Care Hospital outpatient department · Saint Petersburg, Florida

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Dr. Brent William Carmack is an ophthalmologist in Saint Petersburg, Florida

Dr. Carmack practices at Carillon Op Rehab Ctr - Rehab Services Op II - HOPD in Saint Petersburg, Florida.

Dr. Carmack's NPI, 1841391661, was assigned on September 26, 2006. Dr. Carmack graduated from USF Health Morsani College of Medicine in 2000. Dr. Carmack holds Florida license ME89731.

NPI and contact details
Medicare PAC ID
1658347323
NPI enumeration date
September 26, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
52
Medical school graduation
2000

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Brent William Carmack practices at Carillon Op Rehab Ctr - Rehab Services Op II - HOPD in Saint Petersburg, Florida

Dr. Carmack's primary practice is Carillon Op Rehab Ctr - Rehab Services Op II - HOPD, at 900 Carillon Pkwy STE 101, Saint Petersburg, FL 33716.

  • Carillon Op Rehab Ctr - Rehab Services Op II - HOPD
    900 Carillon Pkwy STE 101, Saint Petersburg, FL 33716

Source: Dmand AI Affiliation Data

Dr. Brent William Carmack is affiliated with 3 sites of care

Dr. Carmack's primary practice is Carillon Op Rehab Ctr - Rehab Services Op II - HOPD in Saint Petersburg, Florida. Dmand AI also links Dr. Carmack to 1 physician office and 1 ambulatory surgery center, each named with a free account.

Carillon Op Rehab Ctr - Rehab Services Op II - HOPDAcute Care Hospital outpatient department · Saint Petersburg, FloridaPrimary
1 physician officeName with a free account1 ambulatory surgery centerName with a free account
See all 3 affiliations for Dr. Carmack

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Brent William Carmack's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Carmack practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Carillon Op Rehab Ctr - Rehab Services Op II - HOPDAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Brent William Carmack is one of 1,398 ophthalmologists in Florida

Ophthalmology is Dr. Carmack's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Carmack is board certified in ophthalmology by the American Board of Ophthalmology. Dr. Carmack is licensed in Florida.

Specialties and state licenses

  • Ophthalmology, FloridaPrimaryLicense ME89731 · 2004 to 2026 · taxonomy 207W00000X

Clinical focus

Dmand AI lists age-related macular degeneration, cataract, cataract surgery with lens implant, conjunctivitis, dry eye, eyelid inflammation, glaucoma and glaucoma surgery among the conditions Dr. Carmack treats.

Ophthalmologists near Dr. Carmack

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. Brent William Carmack billed Medicare for 1,513 services in 2024

CMS data shows 1,513 Medicare services from Dr. Carmack across 12 procedure codes in 2024, for 506 Medicare patients. Medicare paid $145,080 for them.

Medicare services, 20241,513
Medicare patients506
Paid by Medicare$145,080
Procedure codes12

Dr. Carmack's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 1,1092024: 1,22210%
Surgery
2023: 1382024: 19743%
Office and hospital visits
2023: 552024: 597%
Imaging
2023: 02024: 35

Where Dr. Carmack's Medicare services took place, 2024

  • In an office1,41694%
  • In a facility976%

Dr. Carmack compared with the Florida median for ophthalmologists, 2024

  • Dr. Carmack
  • Florida median
Medicare services
1,513vs 1,69911% below
Medicare patients
506vs 5579% below
Part D claims
504vs 81838% below

Medians across 1,345 ophthalmologists in Florida with Dmand AI profiles that report each measure.

Dr. Carmack'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.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Brent William Carmack treated 506 Medicare patients in 2024, average age 75

CMS counts 506 Medicare patients who saw Dr. Carmack in 2024. The largest group is 65 to 74, with 236 patients. 75% of them have high cholesterol, and 69% have high blood pressure. Their average risk score is 1.05, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Carmack's median patient age at 67, with 62% women.

Medicare patients, 2024506
Average age75
Average risk score1.05

Dr. Carmack's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Carmack's Medicare patients by sex, 2024

  • Women30460%
  • Men20240%

Chronic conditions among Dr. Carmack's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure69%
  3. Arthritis45%
  4. Ischemic heart disease28%
  5. Anxiety22%
  6. Diabetes22%
  7. Chronic kidney disease21%
  8. Mood disorders20%

Share of Medicare patients with each condition. A patient can have several.

Dr. Carmack's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women62%
  • Men37%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Brent William Carmack wrote 597 Medicare Part D claims in 2024

In 2024, Dr. Carmack wrote 597 Medicare Part D claims for 166 patients. 73% of them were for generic drugs. CMS names the drug for 504 of them, across 9 drugs with 11 or more claims each, at $12,492 in total drug cost. In 2023, CMS named 504 claims across 9 drugs.

Part D claims, 2024597
Drugs named by CMS9
Total drug cost$12,492
Part D patients166

Dr. Carmack's Part D claims by kind of drug, 2024

  • Generic433 claims73%
  • Brand-name164 claims27%

Dr. Carmack'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. Carmack's Part D claims, 2024

  • Antibiotics4%24 of 597 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: 5042024: 504No change

Drugs named by CMS: 9 in 2024, 9 in 2023.

See all prescribing by Dr. Carmack

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. Brent William Carmack 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. Carmack for performance year 2024, reported individually. Dr. Carmack accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 259 procedures of cataract surgery by Dr. Carmack, more than 87% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
MIPS final score, 2024
75 of 100

Where Dr. Carmack ranks in Medicare procedure volume

Cataract surgery
87th percentile259 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. Brent William Carmack received $1,294 in industry payments from 2016 to 2025

CMS Open Payments shows 31 general payments to Dr. Carmack from 7 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 71% of the total. Alcon Laboratories Inc paid the most, $652.

General payments to Dr. Carmack by program year, 2016 to 2025

General payments to Dr. Carmack by kind, 2016 to 2025

$1.3Kin total
  • Food and beverage$91371%
  • Travel and lodging$38229%

Companies that paid Dr. Carmack the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Carmack

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Brent William Carmack graduated from USF Health Morsani College of Medicine

Dr. Carmack graduated from USF Health Morsani College of Medicine in 2000.

  1. Medical schoolUSF Health Morsani College of Medicine
  2. Board certified in ophthalmologyAmerican Board of Ophthalmology

Source: Dmand AI Professional Profile Data

Dr. Brent William Carmack accepts plans from 14 insurance carriers

Dr. Carmack is in network with 14 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • United Healthcare
  • HCSC
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • Regence Health Plans
  • +6 more carriersWith a free account

Plan types Dr. Carmack accepts, by number of carriers

  1. PPO9
  2. HMO7
  3. Medicare7
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Brent William Carmack's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors 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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Brent William Carmack

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. Brent William Carmack's NPI number?

Dr. Brent William Carmack's NPI number is 1841391661. It was assigned on September 26, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Brent William Carmack?

Dr. Brent William Carmack is an ophthalmologist in Saint Petersburg, Florida. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).

Where does Dr. Brent William Carmack practice?

Dr. Carmack practices at 900 Carillon Pkwy STE 101, Saint Petersburg, FL 33716. Dr. Carmack's primary practice is Carillon Op Rehab Ctr - Rehab Services Op II - HOPD in Saint Petersburg, Florida. Dmand AI also links Dr. Carmack to 1 physician office and 1 ambulatory surgery center.

What is Dr. Brent William Carmack's medical license number?

Dr. Carmack holds Florida license ME89731.

Does Dr. Brent William Carmack accept Medicare?

Yes. CMS data shows Dr. Carmack billed Medicare for 1,513 services in 2024, and Dr. Carmack accepts Medicare assignment.

What is Dr. Brent William Carmack's MIPS score?

Dr. Carmack's MIPS final score for performance year 2024 is 75 out of 100, reported individually.

How many Medicare patients does Dr. Brent William Carmack see?

CMS counts 506 Medicare patients who saw Dr. Carmack in 2024, with an average age of 75.

Is Dr. Brent William Carmack board certified?

Yes. Dr. Carmack is board certified in ophthalmology by the American Board of Ophthalmology.

What services does Dr. Brent William Carmack bill to Medicare?

In 2024, Dr. Carmack's most billed Medicare services were eye exam or test (92014), eye exam or test (92134) and eye exam or test (92083).

Where did Dr. Brent William Carmack go to medical school?

Dr. Carmack graduated from USF Health Morsani College of Medicine in 2000.

Show 4 more questionsShow fewer questions

What drugs does Dr. Brent William Carmack prescribe most?

In 2024 Medicare Part D data, Dr. Carmack's most prescribed drugs by claims were Latanoprost, Timolol Maleate and Dorzolamide-Timolol.

Has Dr. Brent William Carmack received payments from drug or device companies?

CMS Open Payments shows $1,294 in general payments to Dr. Carmack from 7 companies from 2016 to 2025. The largest total came from Alcon Laboratories Inc.

How long has Dr. Brent William Carmack been practicing?

Dr. Carmack graduated from medical school in 2000, 26 years ago.

What insurance does Dr. Brent William Carmack accept?

Dr. Carmack is in network with 14 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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