William H. Opferman, OD
- Medicare patients, 2024
- 118
- Part D claims, 2024
- 88
- Industry payments
- $186
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 2100 Troy Rd, Edwardsville, IL 62025-2595
- Practice phone
- Call (618) 656-8888
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Edwardsville Vision Center
Eye care practice · Edwardsville, Illinois
Find William Opferman'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 H. Opferman is an optometrist in Edwardsville, Illinois
William Opferman practices at Edwardsville Vision Center in Edwardsville, Illinois.
William Opferman's NPI, 1659420818, was assigned on January 9, 2007. William Opferman graduated from Illinois College of Optometry at Chicago in 1997.
- NPI
- 1659420818NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941346159
- NPI enumeration date
- January 9, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (618) 656-8888
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
William H. Opferman practices at Edwardsville Vision Center in Edwardsville, Illinois
William Opferman's primary practice is Edwardsville Vision Center, at 2100 Troy Rd, Edwardsville, IL 62025-2595. The practice phone is (618) 656-8888.
- Edwardsville Vision Center2100 Troy Rd, Edwardsville, IL 62025-2595Phone(618) 656-8888
Source: Dmand AI Affiliation Data
William H. Opferman is affiliated with 1 site of care and 1 medical group
William Opferman's primary practice is Edwardsville Vision Center in Edwardsville, Illinois. Dmand AI also links William Opferman to 1 medical group, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at William H. Opferman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Opferman practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Edwardsville Vision Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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William H. Opferman is one of 2,194 optometrists in Illinois
Optometrist is William Opferman's primary specialty in the NPI Registry, under taxonomy code 152W00000X. William Opferman has a license on file in Illinois.
Specialties and state licenses
- Optometrist, Illinois
Optometrists near William Opferman
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 H. Opferman treated 118 Medicare patients in 2024, average age 75
CMS counts 118 Medicare patients who saw William Opferman in 2024. The largest group is 65 to 74, with 57 patients. 74% of them have high cholesterol, and 69% have high blood pressure. Their average risk score is 1.11, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts William Opferman's median patient age at 69, with 58% women.
William Opferman's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
William Opferman's Medicare patients by sex, 2024
- Women7463%
- Men4437%
Chronic conditions among William Opferman's Medicare patients, 2024
- High cholesterol74%
- High blood pressure69%
- Arthritis48%
- Diabetes30%
- Ischemic heart disease25%
- Chronic kidney disease19%
- Mood disorders19%
- Heart failure18%
Share of Medicare patients with each condition. A patient can have several.
William Opferman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women58%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
William H. Opferman wrote 88 Medicare Part D claims in 2024
In 2024, William Opferman wrote 88 Medicare Part D claims for 32 patients. 36% of them were for generic drugs.
William Opferman's Part D claims by kind of drug, 2024
- Generic32 claims36%
- Brand-name56 claims64%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
William H. Opferman ranks in the 32nd percentile for cataract surgery in Medicare
William Opferman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 11 procedures of cataract surgery by William Opferman, more than 32% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where William Opferman ranks in Medicare procedure volume
- Cataract surgery
- 32nd percentile11 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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William H. Opferman received $186 in industry payments in 2025
CMS Open Payments shows 5 general payments to William Opferman from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. CooperVision Inc. paid the most, $129.
Companies that paid William Opferman 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 H. Opferman graduated from Illinois College of Optometry at Chicago
William Opferman graduated from Illinois College of Optometry at Chicago in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for William H. Opferman'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)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 H. Opferman
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 H. Opferman's NPI number?
William H. Opferman's NPI number is 1659420818. It was assigned on January 9, 2007, and it is active in the NPI Registry.
What does William H. Opferman specialize in?
William H. Opferman is an optometrist in Edwardsville, Illinois. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does William H. Opferman practice?
William Opferman practices at 2100 Troy Rd, Edwardsville, IL 62025-2595. William Opferman's primary practice is Edwardsville Vision Center in Edwardsville, Illinois. Dmand AI also links William Opferman to 1 medical group.
What is William H. Opferman's office phone number?
The practice phone on file for William Opferman is (618) 656-8888.
Does William H. Opferman accept Medicare?
Yes. CMS lists William Opferman as accepting Medicare assignment.
How many Medicare patients does William H. Opferman see?
CMS counts 118 Medicare patients who saw William Opferman in 2024, with an average age of 75.
Where did William H. Opferman go to medical school?
William Opferman graduated from Illinois College of Optometry at Chicago in 1997.
Has William H. Opferman received payments from drug or device companies?
CMS Open Payments shows $186 in general payments to William Opferman from 2 companies from 2025 to 2025. The largest total came from CooperVision Inc.
How long has William H. Opferman been practicing?
William Opferman graduated from medical school in 1997, 29 years ago.
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