William C. McMillin, OD
- Medicare patients, 2024
- 288
- Part D claims, 2024
- 403
- Industry payments
- $27
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 999 Executive Park Blvd, Kingsport, TN 37660
- Practice phone
- Call (423) 247-2022
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The Regional Eye Surgery Center - Kingsport
Surgery Center - Medicare-Certified · Kingsport, Tennessee
Find William McMillin'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.
William C. McMillin is an optometrist in Kingsport, Tennessee
William McMillin practices at The Regional Eye Surgery Center - Kingsport in Kingsport, Tennessee.
William McMillin's NPI, 1861414088, was assigned on July 24, 2006. William McMillin graduated from University Alabama Birmingham - School of Optometry in 1978. William McMillin holds Tennessee license 621039107.
- NPI
- 1861414088NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597819375
- NPI enumeration date
- July 24, 2006
- NPI status
- Active
- Practice phone
- (423) 247-2022
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 74
- Medical school graduation
- 1978
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
William C. McMillin practices at The Regional Eye Surgery Center - Kingsport in Kingsport, Tennessee
William McMillin's primary practice is The Regional Eye Surgery Center - Kingsport, at 999 Executive Park Blvd, Kingsport, TN 37660. The practice phone is (423) 247-2022.
- The Regional Eye Surgery Center - Kingsport999 Executive Park Blvd, Kingsport, TN 37660Phone(423) 247-2022
Source: Dmand AI Affiliation Data
William C. McMillin is affiliated with 2 sites of care and 1 medical group
William McMillin's primary practice is The Regional Eye Surgery Center - Kingsport in Kingsport, Tennessee. Dmand AI also links William McMillin to 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at William C. McMillin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William McMillin practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Regional Eye Surgery Center - Kingsport | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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William C. McMillin is one of 969 optometrists in Tennessee
Optometrist is William McMillin's primary specialty in the NPI Registry, under taxonomy code 152W00000X. William McMillin is licensed in Tennessee.
Specialties and state licenses
- Optometrist, TennesseePrimary
Optometrists near William McMillin
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
William C. McMillin treated 288 Medicare patients in 2024, average age 74
CMS counts 288 Medicare patients who saw William McMillin in 2024. The largest group is 65 to 74, with 158 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts William McMillin's median patient age at 76, with 58% women.
William McMillin's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
William McMillin's Medicare patients by sex, 2024
- Women15253%
- Men13647%
Chronic conditions among William McMillin's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis44%
- Diabetes34%
- Chronic kidney disease32%
- Ischemic heart disease23%
- Anxiety16%
- Cancer16%
Share of Medicare patients with each condition. A patient can have several.
William McMillin'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%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
William C. McMillin wrote 403 Medicare Part D claims in 2024
In 2024, William McMillin wrote 403 Medicare Part D claims for 107 patients. 54% of them were for generic drugs.
William McMillin's Part D claims by kind of drug, 2024
- Generic217 claims54%
- Brand-name186 claims46%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
William C. McMillin ranks in the 74th percentile for cataract surgery in Medicare
CMS counts 99 procedures of cataract surgery by William McMillin, more than 74% of the clinicians it reports for that procedure.
Where William McMillin ranks in Medicare procedure volume
- Cataract surgery
- 74th percentile99 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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William C. McMillin received $27 in industry payments in 2025
CMS Open Payments shows 2 general payments to William McMillin from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Dompe US, Inc. paid the most, $16.
Companies that paid William McMillin the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
William C. McMillin graduated from University Alabama Birmingham - School of Optometry
William McMillin graduated from University Alabama Birmingham - School of Optometry in 1978.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for William C. McMillin'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 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 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 William C. McMillin
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is William C. McMillin's NPI number?
William C. McMillin's NPI number is 1861414088. It was assigned on July 24, 2006, and it is active in the NPI Registry.
What does William C. McMillin specialize in?
William C. McMillin is an optometrist in Kingsport, Tennessee. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does William C. McMillin practice?
William McMillin practices at 999 Executive Park Blvd, Kingsport, TN 37660. William McMillin's primary practice is The Regional Eye Surgery Center - Kingsport in Kingsport, Tennessee. Dmand AI also links William McMillin to 1 group practice or clinic and 1 medical group.
What is William C. McMillin's office phone number?
The practice phone on file for William McMillin is (423) 247-2022.
What is William C. McMillin's medical license number?
William McMillin holds Tennessee license 621039107.
How many Medicare patients does William C. McMillin see?
CMS counts 288 Medicare patients who saw William McMillin in 2024, with an average age of 74.
Where did William C. McMillin go to medical school?
William McMillin graduated from University Alabama Birmingham - School of Optometry in 1978.
Has William C. McMillin received payments from drug or device companies?
CMS Open Payments shows $27 in general payments to William McMillin from 2 companies from 2025 to 2025. The largest total came from Dompe US, Inc.
How long has William C. McMillin been practicing?
William McMillin graduated from medical school in 1978, 48 years ago.
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