Dr. John Byron Cox, MD
- Medicare services, 2024
- 407
- Medicare patients, 2024
- 277
- Part D claims, 2024
- 381
- Hospital affiliations
- 1
- Industry payments
- $721
- Practice address
- 101 Sivley Rd, Huntsville, AL 35801
- Practice phone
- Call (256) 265-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Cox's professional email, personal email and mobile number
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Dr. John Byron Cox is an ophthalmologist in Huntsville, Alabama
Dr. Cox practices at Huntsville Hospital in Huntsville, Alabama, part of City of Huntsville, AL.
Dr. Cox's NPI, 1477572063, was assigned on July 18, 2006. Dr. Cox graduated from University of Mississippi School of Medicine in 1973. Dr. Cox holds Alabama license 00008793.
- NPI
- 1477572063NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961666599
- NPI enumeration date
- July 18, 2006
- NPI status
- Active
- Practice phone
- (256) 265-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 79
- Medical school graduation
- 1973
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. John Byron Cox practices at Huntsville Hospital in Huntsville, Alabama
Dr. Cox's primary practice is Huntsville Hospital, at 101 Sivley Rd, Huntsville, AL 35801 in Madison County. The practice phone is (256) 265-1000.
- Huntsville Hospital101 Sivley Rd, Huntsville, AL 35801 · Madison CountyPhone(256) 265-1000
Source: Dmand AI Affiliation Data
Dr. John Byron Cox is affiliated with 1 site of care
Dr. Cox's primary practice is Huntsville Hospital in Huntsville, Alabama, part of City of Huntsville, AL.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Byron Cox's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cox practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Huntsville Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across City of Huntsville, AL and 6.2K+ hospitals, with verified contacts in the same login.
Dr. John Byron Cox is one of 202 ophthalmologists in Alabama
Ophthalmology is Dr. Cox's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Cox is licensed in Alabama.
Specialties and state licenses
- Ophthalmology, AlabamaPrimary
Ophthalmologists near Dr. Cox
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. John Byron Cox billed Medicare for 407 services in 2024
CMS data shows 407 Medicare services from Dr. Cox across 7 procedure codes in 2024, for 277 Medicare patients. Medicare paid $26,430 for them. Every service was in an office.
Dr. Cox's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 4062024: 33717%
- Office and hospital visits
- 2023: 732024: 5722%
- Surgery
- 2023: 122024: 138%
Dr. Cox compared with the Alabama median for ophthalmologists, 2024
- Dr. Cox
- Alabama median
- Medicare services
- 407vs 1,22867% below
- Medicare patients
- 277vs 55250% below
- Part D claims
- 319vs 92365% below
Medians across 211 ophthalmologists in Alabama with Dmand AI profiles that report each measure.
Dr. Cox'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Cox and other ophthalmologists in Alabama.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Byron Cox treated 277 Medicare patients in 2024, average age 80
CMS counts 277 Medicare patients who saw Dr. Cox in 2024. The largest group is 75 to 84, with 121 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.14, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Cox's median patient age at 75, with 56% women.
Dr. Cox's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Cox's Medicare patients by sex, 2024
- Women17162%
- Men10638%
Chronic conditions among Dr. Cox's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Diabetes29%
- Ischemic heart disease29%
- Chronic kidney disease28%
- Atrial fibrillation27%
- Osteoporosis20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Cox's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Byron Cox wrote 381 Medicare Part D claims in 2024
In 2024, Dr. Cox wrote 381 Medicare Part D claims for 90 patients. 73% of them were for generic drugs. CMS names the drug for 319 of them, across 10 drugs with 11 or more claims each, at $21,847 in total drug cost. In 2023, CMS named 246 claims across 5 drugs.
Dr. Cox's Part D claims by kind of drug, 2024
- Generic280 claims73%
- Brand-name101 claims27%
Dr. Cox'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2462024: 31930%
Drugs named by CMS: 10 in 2024, 5 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. John Byron Cox ranks in the 42nd percentile for cataract surgery in Medicare
CMS counts 18 procedures of cataract surgery by Dr. Cox, more than 42% of the clinicians it reports for that procedure.
Where Dr. Cox ranks in Medicare procedure volume
- Cataract surgery
- 42nd percentile18 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Source: Doctors and Clinicians Utilization Data (CMS)
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Dr. John Byron Cox received $721 in industry payments from 2017 to 2025
CMS Open Payments shows 13 general payments to Dr. Cox from 9 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 94% of the total. Stryker Corporation paid the most, $444.
General payments to Dr. Cox by program year, 2017 to 2025
General payments to Dr. Cox by kind, 2017 to 2025
- Food and beverage$68194%
- Education$406%
Companies that paid Dr. Cox the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Byron Cox graduated from University of Mississippi School of Medicine
Dr. Cox graduated from University of Mississippi School of Medicine in 1973.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Byron Cox'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 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 Utilization Data (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 |
| 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. John Byron Cox
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. John Byron Cox's NPI number?
Dr. John Byron Cox's NPI number is 1477572063. It was assigned on July 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John Byron Cox?
Dr. John Byron Cox is an ophthalmologist in Huntsville, Alabama. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. John Byron Cox practice?
Dr. Cox practices at 101 Sivley Rd, Huntsville, AL 35801. Dr. Cox's primary practice is Huntsville Hospital in Huntsville, Alabama, part of City of Huntsville, AL.
What is Dr. John Byron Cox's office phone number?
The practice phone on file for Dr. Cox is (256) 265-1000.
What is Dr. John Byron Cox's medical license number?
Dr. Cox holds Alabama license 00008793.
Which hospitals is Dr. John Byron Cox affiliated with?
Dr. Cox practices at Huntsville Hospital in Huntsville, Alabama.
Does Dr. John Byron Cox accept Medicare?
Yes. CMS data shows Dr. Cox billed Medicare for 407 services in 2024.
How many Medicare patients does Dr. John Byron Cox see?
CMS counts 277 Medicare patients who saw Dr. Cox in 2024, with an average age of 80.
What services does Dr. John Byron Cox bill to Medicare?
In 2024, Dr. Cox's most billed Medicare services were eye exam or test (92014), eye exam or test (92012) and office visit, established patient (99212).
Where did Dr. John Byron Cox go to medical school?
Dr. Cox graduated from University of Mississippi School of Medicine in 1973.
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What drugs does Dr. John Byron Cox prescribe most?
In 2024 Medicare Part D data, Dr. Cox's most prescribed drugs by claims were Timolol Maleate, Latanoprost and Ciprofloxacin HCl.
Has Dr. John Byron Cox received payments from drug or device companies?
CMS Open Payments shows $721 in general payments to Dr. Cox from 9 companies from 2017 to 2025. The largest total came from Stryker Corporation.
How long has Dr. John Byron Cox been practicing?
Dr. Cox graduated from medical school in 1973, 53 years ago.
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