Robert W. Prazer, OD
- Medicare patients, 2024
- 91
- Part D claims, 2024
- 229
- Industry payments
- $109
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 111 E 4th St, Alton, IL 62002
- Practice phone
- Call (412) 731-2020
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Eyes On Regent Square
Alton, Illinois
Find Robert Prazer'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.
Robert W. Prazer is an optometrist in Alton, Illinois
Robert Prazer practices at Eyes On Regent Square in Alton, Illinois.
Robert Prazer's NPI, 1780745786, was assigned on December 13, 2006. Robert Prazer graduated from Pennsylvania College of Optometry in 1984. Robert Prazer holds Pennsylvania license OEG001183.
- NPI
- 1780745786NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850456153
- NPI enumeration date
- December 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (412) 731-2020
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Robert W. Prazer practices at Eyes on Regent Square in Alton, Illinois
Robert Prazer's primary practice is Eyes on Regent Square, at 111 E 4th St, Alton, IL 62002 in Madison County. The practice phone is (412) 731-2020.
- Eyes on Regent Square111 E 4th St, Alton, IL 62002 · Madison CountyPhone(412) 731-2020
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Robert W. Prazer is affiliated with 3 sites of care and 1 medical group
Robert Prazer's primary practice is Eyes On Regent Square in Alton, Illinois. Dmand AI also links Robert Prazer to 1 physician office, 1 group practice or clinic and 1 medical group, each 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 Robert W. Prazer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Robert Prazer practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Eyes On Regent Square | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Robert W. Prazer is one of 2,194 optometrists in Illinois
Optometrist is Robert Prazer's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Robert Prazer is licensed in Pennsylvania.
Specialties and state licenses
- Optometrist, PennsylvaniaPrimary
Optometrists near Robert Prazer
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
Robert W. Prazer treated 91 Medicare patients in 2024, average age 72
CMS counts 91 Medicare patients who saw Robert Prazer in 2024. The largest group is 65 to 74, with 58 patients. 75% of them have high cholesterol, and 56% have high blood pressure. Their average risk score is 1.05, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Robert Prazer's median patient age at 69, with 49% women.
Robert Prazer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Robert Prazer's Medicare patients by sex, 2024
- Women5864%
- Men3336%
Chronic conditions among Robert Prazer's Medicare patients, 2024
- High cholesterol75%
- High blood pressure56%
- Arthritis52%
- Anxiety32%
- Ischemic heart disease27%
- Cancer25%
- Depression24%
- Mood disorders24%
Share of Medicare patients with each condition. A patient can have several.
Robert Prazer'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
- Women49%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Robert W. Prazer wrote 229 Medicare Part D claims in 2024
In 2024, Robert Prazer wrote 229 Medicare Part D claims for 46 patients. 83% of them were for generic drugs.
Robert Prazer's Part D claims by kind of drug, 2024
- Generic190 claims83%
- Brand-name39 claims17%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Robert W. Prazer takes part in Medicare
Robert Prazer 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Robert W. Prazer received $109 in industry payments in 2025
CMS Open Payments shows 2 general payments to Robert Prazer from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Optos, Inc. paid the most, $76.
Companies that paid Robert Prazer the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Robert W. Prazer graduated from Pennsylvania College of Optometry
Robert Prazer graduated from Pennsylvania College of Optometry in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Robert W. Prazer'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 Robert W. Prazer
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Robert W. Prazer's NPI number?
Robert W. Prazer's NPI number is 1780745786. It was assigned on December 13, 2006, and it is active in the NPI Registry.
What does Robert W. Prazer specialize in?
Robert W. Prazer is an optometrist in Alton, Illinois. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Robert W. Prazer practice?
Robert Prazer practices at 111 E 4th St, Alton, IL 62002. Robert Prazer's primary practice is Eyes On Regent Square in Alton, Illinois. Dmand AI also links Robert Prazer to 1 physician office, 1 group practice or clinic and 1 medical group.
What is Robert W. Prazer's office phone number?
The practice phone on file for Robert Prazer is (412) 731-2020.
What is Robert W. Prazer's medical license number?
Robert Prazer holds Pennsylvania license OEG001183.
Does Robert W. Prazer accept Medicare?
Yes. CMS lists Robert Prazer as accepting Medicare assignment.
How many Medicare patients does Robert W. Prazer see?
CMS counts 91 Medicare patients who saw Robert Prazer in 2024, with an average age of 72.
Where did Robert W. Prazer go to medical school?
Robert Prazer graduated from Pennsylvania College of Optometry in 1984.
Has Robert W. Prazer received payments from drug or device companies?
CMS Open Payments shows $109 in general payments to Robert Prazer from 2 companies from 2025 to 2025. The largest total came from Optos, Inc.
How long has Robert W. Prazer been practicing?
Robert Prazer graduated from medical school in 1984, 42 years ago.
Selling to optometrist practices?
See optometrists in Illinois by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card