Ralph Geiderman, OD
- Industry payments
- $144
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 3136 N Lincoln Ave, Chicago, IL 60657-3117
- Practice phone
- Call (773) 871-8210
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Pearle Vision Center
Eye care practice · Chicago, Illinois
Find Ralph Geiderman'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 Geiderman is an optometrist in Chicago, Illinois
Ralph Geiderman practices at Pearle Vision Center in Chicago, Illinois.
Ralph Geiderman's NPI, 1073633681, was assigned on March 29, 2007. Ralph Geiderman holds Illinois license IL046007178.
- NPI
- 1073633681NPI Registry (opens in a new tab)
- NPI enumeration date
- March 29, 2007
- NPI status
- Active
- Practice phone
- (773) 871-8210
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Ralph Geiderman practices at Pearle Vision Center in Chicago, Illinois
Ralph Geiderman's primary practice is Pearle Vision Center, at 3136 N Lincoln Ave, Chicago, IL 60657-3117. The practice phone is (773) 871-8210.
- Pearle Vision Center3136 N Lincoln Ave, Chicago, IL 60657-3117Phone(773) 871-8210
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Ralph Geiderman is affiliated with 1 site of care and 1 medical group
Ralph Geiderman's primary practice is Pearle Vision Center in Chicago, Illinois. Dmand AI also links Ralph Geiderman to 1 medical group, 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 Geiderman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ralph Geiderman practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pearle 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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Ralph Geiderman is one of 2,194 optometrists in Illinois
Optometrist is Ralph Geiderman's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Ralph Geiderman is licensed in Illinois.
Specialties and state licenses
- Optometrist, IllinoisPrimary
Optometrists near Ralph Geiderman
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 Geiderman received $144 in industry payments in 2025
CMS Open Payments shows 5 general payments to Ralph Geiderman from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. CooperVision Inc. paid the most, $73.
Companies that paid Ralph Geiderman the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Ralph Geiderman'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Geiderman
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 Geiderman's NPI number?
Ralph Geiderman's NPI number is 1073633681. It was assigned on March 29, 2007, and it is active in the NPI Registry.
What does Ralph Geiderman specialize in?
Ralph Geiderman is an optometrist in Chicago, Illinois. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Ralph Geiderman practice?
Ralph Geiderman practices at 3136 N Lincoln Ave, Chicago, IL 60657-3117. Ralph Geiderman's primary practice is Pearle Vision Center in Chicago, Illinois. Dmand AI also links Ralph Geiderman to 1 medical group.
What is Ralph Geiderman's office phone number?
The practice phone on file for Ralph Geiderman is (773) 871-8210.
What is Ralph Geiderman's medical license number?
Ralph Geiderman holds Illinois license IL046007178.
Has Ralph Geiderman received payments from drug or device companies?
CMS Open Payments shows $144 in general payments to Ralph Geiderman from 3 companies from 2025 to 2025. The largest total came from CooperVision Inc.
How long has Ralph Geiderman been practicing?
Ralph Geiderman's NPI was assigned in 2007.
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