Gary J. Williams, OD
- Medicare patients, 2024
- 175
- Part D claims, 2024
- 96
- Industry payments
- $138
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 165 Court St, Rochester, NY 14647
- Practice phone
- Call (607) 687-3391
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Gary J. Williams OD Family Eye Care
Rochester, New York
Find Gary Williams' 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.
Gary J. Williams is an optometrist in Rochester, New York
Gary Williams practices at Gary J. Williams OD Family Eye Care in Rochester, New York.
Gary Williams' NPI, 1639142946, was assigned on February 8, 2006. Gary Williams graduated from Pennsylvania College of Optometry in 1973. Gary Williams holds New York license 3216.
- NPI
- 1639142946NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507953569
- NPI enumeration date
- February 8, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (607) 687-3391
- 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; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Gary J. Williams practices at Gary J. Williams OD Family Eye Care in Rochester, New York
Gary Williams' primary practice is Gary J. Williams OD Family Eye Care, at 165 Court St, Rochester, NY 14647 in Monroe County. The practice phone is (607) 687-3391.
- Gary J. Williams OD Family Eye Care165 Court St, Rochester, NY 14647 · Monroe CountyPhone(607) 687-3391
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Gary J. Williams is affiliated with 2 sites of care
Gary Williams' primary practice is Gary J. Williams OD Family Eye Care in Rochester, New York. Dmand AI also links Gary Williams to 1 physician office, 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 Gary J. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gary Williams practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gary J. Williams OD Family Eye Care | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Gary J. Williams is one of 2,393 optometrists in New York
Optometrist is Gary Williams' primary specialty in the NPI Registry, under taxonomy code 152W00000X. Gary Williams is licensed in New York.
Specialties and state licenses
- Optometrist, New YorkPrimary
Optometrists near Gary Williams
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
Gary J. Williams treated 175 Medicare patients in 2024, average age 76
CMS counts 175 Medicare patients who saw Gary Williams in 2024. The largest group is 75 to 84, with 90 patients. 70% of them have high cholesterol, and 67% have high blood pressure. 7% are also on Medicaid. Their average risk score is 0.80, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Gary Williams' median patient age at 71, with 54% women.
Gary Williams' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Gary Williams' Medicare patients by sex, 2024
- Women11264%
- Men6336%
Chronic conditions among Gary Williams' Medicare patients, 2024
- High cholesterol70%
- High blood pressure67%
- Arthritis38%
- Diabetes25%
- Chronic kidney disease19%
- Ischemic heart disease17%
- Osteoporosis16%
- Mood disorders15%
Share of Medicare patients with each condition. A patient can have several.
Gary Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women54%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Gary J. Williams wrote 96 Medicare Part D claims in 2024
In 2024, Gary Williams wrote 96 Medicare Part D claims for 28 patients. 66% of them were for generic drugs.
Gary Williams' Part D claims by kind of drug, 2024
- Generic63 claims66%
- Brand-name33 claims34%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Gary J. Williams takes part in Medicare
Gary Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Gary J. Williams received $138 in industry payments in 2025
CMS Open Payments shows 2 general payments to Gary Williams from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Tarsus Pharmaceuticals, Inc. paid the most, $138.
Companies that paid Gary Williams the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Gary J. Williams graduated from Pennsylvania College of Optometry
Gary Williams graduated from Pennsylvania College of Optometry in 1973.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Gary J. Williams'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 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) |
| 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 Gary J. Williams
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gary J. Williams' NPI number?
Gary J. Williams' NPI number is 1639142946. It was assigned on February 8, 2006, and it is active in the NPI Registry.
What does Gary J. Williams specialize in?
Gary J. Williams is an optometrist in Rochester, New York. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Gary J. Williams practice?
Gary Williams practices at 165 Court St, Rochester, NY 14647. Gary Williams' primary practice is Gary J. Williams OD Family Eye Care in Rochester, New York. Dmand AI also links Gary Williams to 1 physician office.
What is Gary J. Williams' office phone number?
The practice phone on file for Gary Williams is (607) 687-3391.
What is Gary J. Williams' medical license number?
Gary Williams holds New York license 3216.
Does Gary J. Williams accept Medicare?
Yes. CMS lists Gary Williams as accepting Medicare assignment.
How many Medicare patients does Gary J. Williams see?
CMS counts 175 Medicare patients who saw Gary Williams in 2024, with an average age of 76.
Where did Gary J. Williams go to medical school?
Gary Williams graduated from Pennsylvania College of Optometry in 1973.
Has Gary J. Williams received payments from drug or device companies?
CMS Open Payments shows $138 in general payments to Gary Williams from 1 company from 2025 to 2025. The largest total came from Tarsus Pharmaceuticals, Inc.
How long has Gary J. Williams been practicing?
Gary Williams graduated from medical school in 1973, 53 years ago.
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