Ralph John Gebert, OD
- Industry payments
- $14
- Affiliated sites
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 3500 W Peterson Ave Suite 401 Suite 401, Chicago, IL 60659-3307
- Practice phone
- Call (773) 588-3090
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Charles S Ovitsky - Chicago (W Peterson Ave)
Eye care practice · Chicago, Illinois
Find Ralph Gebert'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.
Ralph John Gebert is an optometrist in Miramar, Florida
Ralph Gebert practices at Charles S Ovitsky - Chicago (W Peterson Ave) in Chicago, Illinois.
Ralph Gebert's NPI, 1720151152, was assigned on November 15, 2006. Ralph Gebert graduated from Illinois College of Optometry at Chicago in 1978. Ralph Gebert holds Illinois license 046007094.
- NPI
- 1720151152NPI Registry (opens in a new tab)
- NPI enumeration date
- November 15, 2006
- NPI status
- Active
- Practice phone
- (773) 588-3090
- 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; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Ralph John Gebert practices in Chicago and Miramar
Ralph Gebert's primary practice is Charles S Ovitsky - Chicago (W Peterson Ave), at 3500 W Peterson Ave Suite 401 Suite 401, Chicago, IL 60659-3307. The practice phone is (773) 588-3090. The NPI Registry lists Ralph Gebert's practice address as 3350 Sw 148th Ave, Miramar, FL 33027.
- Charles S Ovitsky - Chicago (W Peterson Ave)Primary3500 W Peterson Ave Suite 401 Suite 401, Chicago, IL 60659-3307Phone(773) 588-3090
- NPI Registry address3350 Sw 148th Ave, Miramar, FL 33027 · Broward County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Ralph John Gebert is affiliated with 2 sites of care and 2 medical groups
Ralph Gebert's primary practice is Charles S Ovitsky - Chicago (W Peterson Ave) in Chicago, Illinois. Dmand AI also links Ralph Gebert to 2 medical groups and 1 physician office, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Ralph John Gebert's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ralph Gebert practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Charles S Ovitsky - Chicago (W Peterson Ave) | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Ralph John Gebert is one of 2,585 optometrists in Florida
Optometrist is Ralph Gebert's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Ralph Gebert is licensed in Illinois.
Specialties and state licenses
- Optometrist, IllinoisPrimary
Optometrists near Ralph Gebert
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
Ralph John Gebert's patients have a median age of 72
Across all payers, Dmand AI patient panel data puts Ralph Gebert's median patient age at 72, with 50% women.
Ralph Gebert's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Ralph John Gebert received $14 in industry payments in 2025
CMS Open Payments shows 1 general payment to Ralph Gebert from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Bausch & Lomb Americas Inc. paid the most, $14.
Companies that paid Ralph Gebert the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Ralph John Gebert graduated from Illinois College of Optometry at Chicago
Ralph Gebert graduated from Illinois College of Optometry at Chicago in 1978.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Ralph John Gebert'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Ralph John Gebert
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ralph John Gebert's NPI number?
Ralph John Gebert's NPI number is 1720151152. It was assigned on November 15, 2006, and it is active in the NPI Registry.
What does Ralph John Gebert specialize in?
Ralph John Gebert is an optometrist in Miramar, Florida. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Ralph John Gebert practice?
Ralph Gebert practices at 3500 W Peterson Ave Suite 401 Suite 401, Chicago, IL 60659-3307. Ralph Gebert also practices at 3350 Sw 148th Ave, Miramar, FL 33027. Ralph Gebert's primary practice is Charles S Ovitsky - Chicago (W Peterson Ave) in Chicago, Illinois. Dmand AI also links Ralph Gebert to 2 medical groups and 1 physician office.
What is Ralph John Gebert's office phone number?
The practice phone on file for Ralph Gebert is (773) 588-3090.
What is Ralph John Gebert's medical license number?
Ralph Gebert holds Illinois license 046007094.
Where did Ralph John Gebert go to medical school?
Ralph Gebert graduated from Illinois College of Optometry at Chicago in 1978.
Has Ralph John Gebert received payments from drug or device companies?
CMS Open Payments shows $14 in general payments to Ralph Gebert from 1 company from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Ralph John Gebert been practicing?
Ralph Gebert graduated from medical school in 1978, 48 years ago.
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