Chih Jen Wang, OD
- Medicare patients, 2024
- 60
- Part D claims, 2024
- 22
- Industry payments
- $145
- Affiliated sites
- 3
- Medical groups
- 3
- 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 Chih Jen Wang'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.
Chih Jen Wang is an optometrist in Edwardsville, Illinois
Chih Jen Wang practices at Edwardsville Vision Center in Edwardsville, Illinois.
Chih Jen Wang's NPI, 1861443079, was assigned on May 12, 2006. Chih Jen Wang graduated from Indiana University - School of Optometry in 2003. Chih Jen Wang holds Illinois license 046-009615.
- NPI
- 1861443079NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3375433717
- NPI enumeration date
- May 12, 2006
- 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
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Chih Jen Wang practices at Edwardsville Vision Center in Edwardsville, Illinois
Chih Jen Wang'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
Chih Jen Wang is affiliated with 3 sites of care and 3 medical groups
Chih Jen Wang's primary practice is Edwardsville Vision Center in Edwardsville, Illinois. Dmand AI also links Chih Jen Wang to 3 medical groups, 1 physician office and 1 group practice or clinic, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Chih Jen Wang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Chih Jen Wang practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Edwardsville Vision Center | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Chih Jen Wang is one of 2,194 optometrists in Illinois
Optometrist is Chih Jen Wang's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Chih Jen Wang's licenses on file in 2 states: Illinois and Missouri.
Specialties and state licenses
- Optometrist, IllinoisPrimary
- Missouri license
Optometrists near Chih Jen Wang
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
Chih Jen Wang treated 60 Medicare patients in 2024, average age 67
CMS counts 60 Medicare patients who saw Chih Jen Wang in 2024. The largest group is 65 to 74, with 26 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 72% are also on Medicaid. Their average risk score is 1.62, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Chih Jen Wang's median patient age at 65, with 68% women.
Chih Jen Wang's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chih Jen Wang's Medicare patients by sex, 2024
- Women3457%
- Men2643%
Chronic conditions among Chih Jen Wang's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes63%
- Arthritis45%
- Mood disorders33%
- Depression30%
- Ischemic heart disease30%
- Anxiety28%
Share of Medicare patients with each condition. A patient can have several.
Chih Jen Wang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women68%
- Men31%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Chih Jen Wang wrote 22 Medicare Part D claims in 2024
In 2024, Chih Jen Wang wrote 22 Medicare Part D claims for 19 patients.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Chih Jen Wang takes part in Medicare
Chih Jen Wang 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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Chih Jen Wang received $145 in industry payments in 2025
CMS Open Payments shows 1 general payment to Chih Jen Wang from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $145.
Companies that paid Chih Jen Wang the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Chih Jen Wang graduated from Indiana University - School of Optometry
Chih Jen Wang graduated from Indiana University - School of Optometry in 2003.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Chih Jen Wang'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) |
| 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 Chih Jen Wang
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Chih Jen Wang's NPI number?
Chih Jen Wang's NPI number is 1861443079. It was assigned on May 12, 2006, and it is active in the NPI Registry.
What does Chih Jen Wang specialize in?
Chih Jen Wang is an optometrist in Edwardsville, Illinois. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Chih Jen Wang practice?
Chih Jen Wang practices at 2100 Troy Rd, Edwardsville, IL 62025-2595. Chih Jen Wang's primary practice is Edwardsville Vision Center in Edwardsville, Illinois. Dmand AI also links Chih Jen Wang to 3 medical groups, 1 physician office and 1 group practice or clinic.
What is Chih Jen Wang's office phone number?
The practice phone on file for Chih Jen Wang is (618) 656-8888.
What is Chih Jen Wang's medical license number?
Chih Jen Wang holds Illinois license 046-009615, one of the licenses on file in 2 states.
Which states has Chih Jen Wang been licensed in?
Dmand AI has state licenses on file for Chih Jen Wang in Illinois and Missouri.
Does Chih Jen Wang accept Medicare?
Yes. CMS lists Chih Jen Wang as accepting Medicare assignment.
How many Medicare patients does Chih Jen Wang see?
CMS counts 60 Medicare patients who saw Chih Jen Wang in 2024, with an average age of 67.
Where did Chih Jen Wang go to medical school?
Chih Jen Wang graduated from Indiana University - School of Optometry in 2003.
Has Chih Jen Wang received payments from drug or device companies?
CMS Open Payments shows $145 in general payments to Chih Jen Wang from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Chih Jen Wang been practicing?
Chih Jen Wang graduated from medical school in 2003, 23 years ago.
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