Gerald W. Koss II, OD
- Medicare patients, 2024
- 617
- Part D claims, 2024
- 581
- MIPS score, 2024
- 75
- Industry payments
- $372
- Affiliated sites
- 1
- Practice address
- 1411 S 14th St, Fernandina Beach, FL 32034-3031
- Practice phone
- Call (904) 321-1333
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Amelia Eye Associates
Physician office · Fernandina Beach, Florida
Find Gerald Koss' 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.
Gerald W. Koss II is an optometrist in Fernandina Beach, Florida
Gerald Koss practices at Amelia Eye Associates in Fernandina Beach, Florida.
Gerald Koss' NPI, 1528145257, was assigned on November 1, 2006. Gerald Koss holds Georgia license 2249.
- NPI
- 1528145257NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5395814297
- NPI enumeration date
- November 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (904) 321-1333
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Gerald W. Koss II practices at Amelia Eye Associates in Fernandina Beach, Florida
Gerald Koss' primary practice is Amelia Eye Associates, at 1411 S 14th St, Fernandina Beach, FL 32034-3031. The practice phone is (904) 321-1333.
- Amelia Eye Associates1411 S 14th St, Fernandina Beach, FL 32034-3031Phone(904) 321-1333
Source: Dmand AI Affiliation Data
Gerald W. Koss II is affiliated with 1 site of care
Gerald Koss' primary practice is Amelia Eye Associates in Fernandina Beach, Florida.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Gerald W. Koss II's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gerald Koss practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Amelia Eye Associates | Available with a free account |
Source: Dmand AI Technology Install Data
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Gerald W. Koss II is one of 2,585 optometrists in Florida
Optometrist is Gerald Koss' primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Gerald Koss' licenses on file in 2 states: Georgia and Florida.
Specialties and state licenses
- Optometrist, GeorgiaPrimary
- Florida license
Optometrists near Gerald Koss
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
Gerald W. Koss II treated 617 Medicare patients in 2024, average age 75
CMS counts 617 Medicare patients who saw Gerald Koss in 2024. The largest group is 65 to 74, with 304 patients. 75% of them have high cholesterol, and 71% have high blood pressure. Their average risk score is 1.10, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Gerald Koss' median patient age at 72, with 52% women.
Gerald Koss' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Gerald Koss' Medicare patients by sex, 2024
- Women36459%
- Men25341%
Chronic conditions among Gerald Koss' Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Arthritis50%
- Ischemic heart disease28%
- Mood disorders24%
- Anxiety23%
- Depression23%
- Chronic kidney disease22%
Share of Medicare patients with each condition. A patient can have several.
Gerald Koss' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Gerald W. Koss II wrote 581 Medicare Part D claims in 2024
In 2024, Gerald Koss wrote 581 Medicare Part D claims for 186 patients. 64% of them were for generic drugs.
Gerald Koss' Part D claims by kind of drug, 2024
- Generic370 claims64%
- Brand-name211 claims36%
Drug classes CMS tracks in Gerald Koss' Part D claims, 2024
- Antibiotics2%13 of 581 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Gerald W. Koss II 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 Gerald Koss for performance year 2024, reported individually. Gerald Koss accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 61 procedures of cataract surgery by Gerald Koss, more than 67% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Where Gerald Koss ranks in Medicare procedure volume
- Cataract surgery
- 67th percentile61 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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Gerald W. Koss II received $372 in industry payments in 2025
CMS Open Payments shows 6 general payments to Gerald Koss from 5 drug and device companies in 2025. Food and beverage make up the largest share, 96% of the total. Bausch & Lomb Americas Inc. paid the most, $122.
General payments to Gerald Koss by kind, 2025 to 2025
- Food and beverage$35896%
- Entertainment$144%
Companies that paid Gerald Koss 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 Gerald W. Koss II'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 Data |
| 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 (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) |
| 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 Gerald W. Koss II
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gerald W. Koss II's NPI number?
Gerald W. Koss II's NPI number is 1528145257. It was assigned on November 1, 2006, and it is active in the NPI Registry.
What does Gerald W. Koss II specialize in?
Gerald W. Koss II is an optometrist in Fernandina Beach, Florida. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Gerald W. Koss II practice?
Gerald Koss practices at 1411 S 14th St, Fernandina Beach, FL 32034-3031. Gerald Koss' primary practice is Amelia Eye Associates in Fernandina Beach, Florida.
What is Gerald W. Koss II's office phone number?
The practice phone on file for Gerald Koss is (904) 321-1333.
What is Gerald W. Koss II's medical license number?
Gerald Koss holds Georgia license 2249, one of the licenses on file in 2 states.
Which states has Gerald W. Koss II been licensed in?
Dmand AI has state licenses on file for Gerald Koss in Georgia and Florida.
Does Gerald W. Koss II accept Medicare?
Yes. CMS lists Gerald Koss as accepting Medicare assignment.
What is Gerald W. Koss II's MIPS score?
Gerald Koss' MIPS final score for performance year 2024 is 75 out of 100, reported individually.
How many Medicare patients does Gerald W. Koss II see?
CMS counts 617 Medicare patients who saw Gerald Koss in 2024, with an average age of 75.
Has Gerald W. Koss II received payments from drug or device companies?
CMS Open Payments shows $372 in general payments to Gerald Koss from 5 companies from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Gerald W. Koss II been practicing?
Gerald Koss graduated from medical school in 2005, 21 years ago.
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