Timothy Joseph Lieberenz, OD
- Medicare patients, 2024
- 50
- Industry payments
- $88
- Affiliated sites
- 2
- Medical groups
- 2
- State license
- 1
- Practice address
- 1740 W 18th Ave, Eugene, OR 97402
- Practice phone
- Call (541) 343-3333
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Rainbow Optics
Eugene, Oregon
Find Timothy Lieberenz'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.
Timothy Joseph Lieberenz is an optometrist in Eugene, Oregon
Timothy Lieberenz practices at Rainbow Optics in Eugene, Oregon.
Timothy Lieberenz's NPI, 1205613783, was assigned on September 11, 2023. Timothy Lieberenz graduated from Pacific University - College of Optometry in 2023. Timothy Lieberenz holds Oregon license ATI4707.
- NPI
- 1205613783NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002352655
- NPI enumeration date
- September 11, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (541) 343-3333
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Timothy Joseph Lieberenz practices at Rainbow Optics in Eugene, Oregon
Timothy Lieberenz's primary practice is Rainbow Optics, at 1740 W 18th Ave, Eugene, OR 97402 in Lane County. The practice phone is (541) 343-3333.
- Rainbow Optics1740 W 18th Ave, Eugene, OR 97402 · Lane CountyPhone(541) 343-3333
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Timothy Joseph Lieberenz is affiliated with 3 sites of care and 2 medical groups
Timothy Lieberenz's primary practice is Rainbow Optics in Eugene, Oregon. Dmand AI also links Timothy Lieberenz to 2 group practices and clinics and 2 medical groups, 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 Timothy Joseph Lieberenz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Timothy Lieberenz practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rainbow Optics | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Timothy Joseph Lieberenz is one of 721 optometrists in Oregon
Optometrist is Timothy Lieberenz's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Timothy Lieberenz is licensed in Oregon.
Specialties and state licenses
- Optometrist, OregonPrimary
Optometrists near Timothy Lieberenz
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
Timothy Joseph Lieberenz treated 50 Medicare patients in 2024, average age 72
CMS counts 50 Medicare patients who saw Timothy Lieberenz in 2024. The largest group is 65 to 74, with 34 patients. 68% of them have high cholesterol, and 50% have high blood pressure. Their average risk score is 0.79, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Timothy Lieberenz's median patient age at 73, with 64% women.
Timothy Lieberenz's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Timothy Lieberenz's Medicare patients by sex, 2024
- Women2448%
- Men2652%
Chronic conditions among Timothy Lieberenz's Medicare patients, 2024
- High cholesterol68%
- High blood pressure50%
- Arthritis42%
- Mood disorders22%
Share of Medicare patients with each condition. A patient can have several.
Timothy Lieberenz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women64%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Timothy Joseph Lieberenz takes part in Medicare
Timothy Lieberenz accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Cataract surgery: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
Timothy Joseph Lieberenz received $88 in industry payments in 2025
CMS Open Payments shows 3 general payments to Timothy Lieberenz 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, $88.
Companies that paid Timothy Lieberenz the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Timothy Joseph Lieberenz graduated from Pacific University - College of Optometry
Timothy Lieberenz graduated from Pacific University - College of Optometry in 2023.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Timothy Joseph Lieberenz'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) |
| 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 Timothy Joseph Lieberenz
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Timothy Joseph Lieberenz's NPI number?
Timothy Joseph Lieberenz's NPI number is 1205613783. It was assigned on September 11, 2023, and it is active in the NPI Registry.
What does Timothy Joseph Lieberenz specialize in?
Timothy Joseph Lieberenz is an optometrist in Eugene, Oregon. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Timothy Joseph Lieberenz practice?
Timothy Lieberenz practices at 1740 W 18th Ave, Eugene, OR 97402. Timothy Lieberenz's primary practice is Rainbow Optics in Eugene, Oregon. Dmand AI also links Timothy Lieberenz to 2 group practices and clinics and 2 medical groups.
What is Timothy Joseph Lieberenz's office phone number?
The practice phone on file for Timothy Lieberenz is (541) 343-3333.
What is Timothy Joseph Lieberenz's medical license number?
Timothy Lieberenz holds Oregon license ATI4707.
Does Timothy Joseph Lieberenz accept Medicare?
Yes. CMS lists Timothy Lieberenz as accepting Medicare assignment.
How many Medicare patients does Timothy Joseph Lieberenz see?
CMS counts 50 Medicare patients who saw Timothy Lieberenz in 2024, with an average age of 72.
Where did Timothy Joseph Lieberenz go to medical school?
Timothy Lieberenz graduated from Pacific University - College of Optometry in 2023.
Has Timothy Joseph Lieberenz received payments from drug or device companies?
CMS Open Payments shows $88 in general payments to Timothy Lieberenz from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Timothy Joseph Lieberenz been practicing?
Timothy Lieberenz graduated from medical school in 2023, 3 years ago.
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