Dr. John D. Kay, MD
- Medicare services, 2024
- 3,896
- Medicare patients, 2024
- 1,819
- Part D claims, 2024
- 2,367
- MIPS score, 2024
- 88
- Hospital affiliations
- 2
- Practice address
- 903 Medical Park Dr, Effingham, IL 62401
- Practice phone
- Call (217) 347-2933
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Effingham Ophthalmology Associates, Ltd.
Effingham, Illinois
Find Dr. Kay'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. John D. Kay is an ophthalmologist in Effingham, Illinois
Dr. Kay practices at Effingham Ophthalmology Associates, Ltd. in Effingham, Illinois.
Dr. Kay's NPI, 1093768061, was assigned on May 18, 2006. Dr. Kay graduated from Indiana University School of Medicine in 1982. Dr. Kay holds Illinois license 036073021.
- NPI
- 1093768061NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608897897
- NPI enumeration date
- May 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (217) 347-2933
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John D. Kay practices at Effingham Ophthalmology Associates, Ltd. in Effingham, Illinois
Dr. Kay's primary practice is Effingham Ophthalmology Associates, Ltd., at 903 Medical Park Dr, Effingham, IL 62401 in Effingham County. The practice phone is (217) 347-2933.
- Effingham Ophthalmology Associates, Ltd.903 Medical Park Dr, Effingham, IL 62401 · Effingham CountyPhone(217) 347-2933
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John D. Kay is affiliated with 5 sites of care and 2 medical groups
Dr. Kay's primary practice is Effingham Ophthalmology Associates, Ltd. in Effingham, Illinois. Dr. Kay is also affiliated with HSHS St. Anthony's Memorial Hospital. The medical group on file is Sarah Bush Lincoln. Dmand AI also links Dr. Kay to 1 more hospital, 2 group practices and clinics and 1 medical group, 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 Dr. John D. Kay's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kay practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Effingham Ophthalmology Associates, Ltd. | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John D. Kay is one of 692 ophthalmologists in Illinois
Ophthalmology is Dr. Kay's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Kay is licensed in Illinois.
Specialties and state licenses
- Ophthalmology, IllinoisPrimary
Ophthalmologists near Dr. Kay
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 D. Kay billed Medicare for 3,896 services in 2024
CMS data shows 3,896 Medicare services from Dr. Kay across 24 procedure codes in 2024, for 1,819 Medicare patients. Medicare paid $297,400 for them.
Dr. Kay's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2,6212024: 2,634No change
- Surgery
- 2023: 3902024: 50429%
- Office and hospital visits
- 2023: 4042024: 48119%
- Other services
- 2023: 02024: 259
- Imaging
- 2023: 02024: 18
Where Dr. Kay's Medicare services took place, 2024
- In an office3,60893%
- In a facility2887%
Dr. Kay compared with the Illinois median for ophthalmologists, 2024
- Dr. Kay
- Illinois median
- Medicare services
- 3,896vs 1,5442.5 times
- Medicare patients
- 1,819vs 5773.2 times
- Part D claims
- 2,292vs 5823.9 times
Medians across 710 ophthalmologists in Illinois with Dmand AI profiles that report each measure.
Dr. Kay'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.
Need commercial claims for Dr. Kay?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kay and other ophthalmologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John D. Kay treated 1,819 Medicare patients in 2024, average age 77
CMS counts 1,819 Medicare patients who saw Dr. Kay in 2024. The largest group is 75 to 84, with 775 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.12, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kay's median patient age at 76, with 58% women.
Dr. Kay's Medicare patients by age, 2024
Dr. Kay's Medicare patients by sex, 2024
- Women1,01456%
- Men80544%
Chronic conditions among Dr. Kay's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Diabetes36%
- Ischemic heart disease28%
- Chronic kidney disease26%
- Atrial fibrillation21%
- Anxiety20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kay's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John D. Kay wrote 2,367 Medicare Part D claims in 2024
In 2024, Dr. Kay wrote 2,367 Medicare Part D claims for 659 patients. 68% of them were for generic drugs. CMS names the drug for 2,292 of them, across 18 drugs with 11 or more claims each, at $39,718 in total drug cost. In 2023, CMS named 2,391 claims across 19 drugs.
Dr. Kay's Part D claims by kind of drug, 2024
- Generic1,603 claims68%
- Brand-name764 claims32%
Dr. Kay'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. Kay's Part D claims, 2024
- Antibiotics1%30 of 2,367 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: 2,3912024: 2,2924%
Drugs named by CMS: 18 in 2024, 19 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 D. Kay scored 88 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Kay for performance year 2024, reported as part of a group. Dr. Kay accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 263 procedures of cataract surgery by Dr. Kay, more than 88% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Kay's MIPS scores, performance year 2024
- 88of 100Final score
- 88of 100Quality
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Kay ranks in Medicare procedure volume
- Cataract surgery
- 88th percentile263 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)
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. John D. Kay received $454 in industry payments from 2018 to 2025
CMS Open Payments shows 19 general payments to Dr. Kay from 8 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Astellas Pharma US Inc paid the most, $104.
General payments to Dr. Kay by program year, 2018 to 2025
Companies that paid Dr. Kay the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John D. Kay graduated from Indiana University School of Medicine
Dr. Kay graduated from Indiana University School of Medicine in 1982.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John D. Kay'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 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) |
| 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 D. Kay
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 D. Kay's NPI number?
Dr. John D. Kay's NPI number is 1093768061. It was assigned on May 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John D. Kay?
Dr. John D. Kay is an ophthalmologist in Effingham, Illinois. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. John D. Kay practice?
Dr. Kay practices at 903 Medical Park Dr, Effingham, IL 62401. Dr. Kay's primary practice is Effingham Ophthalmology Associates, Ltd. in Effingham, Illinois. Dmand AI also links Dr. Kay to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. John D. Kay's office phone number?
The practice phone on file for Dr. Kay is (217) 347-2933.
What is Dr. John D. Kay's medical license number?
Dr. Kay holds Illinois license 036073021.
Which hospitals is Dr. John D. Kay affiliated with?
Dr. Kay is affiliated with HSHS St. Anthony's Memorial Hospital. Dmand AI links Dr. Kay to 1 more hospital.
What medical group is Dr. John D. Kay part of?
Dr. Kay is linked to Sarah Bush Lincoln. Dmand AI links Dr. Kay to 1 more medical group.
Does Dr. John D. Kay accept Medicare?
Yes. CMS data shows Dr. Kay billed Medicare for 3,896 services in 2024, and Dr. Kay accepts Medicare assignment.
What is Dr. John D. Kay's MIPS score?
Dr. Kay's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.
How many Medicare patients does Dr. John D. Kay see?
CMS counts 1,819 Medicare patients who saw Dr. Kay in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. John D. Kay bill to Medicare?
In 2024, Dr. Kay's most billed Medicare services were eye exam or test (92014), office visit, established patient (99212) and eye exam or test (92136).
Where did Dr. John D. Kay go to medical school?
Dr. Kay graduated from Indiana University School of Medicine in 1982.
What drugs does Dr. John D. Kay prescribe most?
In 2024 Medicare Part D data, Dr. Kay's most prescribed drugs by claims were Latanoprost, Timolol Maleate and Prednisolone Acetate.
Has Dr. John D. Kay received payments from drug or device companies?
CMS Open Payments shows $454 in general payments to Dr. Kay from 8 companies from 2018 to 2025. The largest total came from Astellas Pharma US Inc.
How long has Dr. John D. Kay been practicing?
Dr. Kay graduated from medical school in 1982, 44 years ago.
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