Dr. Lena Zen Kretzmer, MD, MPH
- Industry payments
- $57
- Affiliated sites
- 3
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2019
- Practice address
- 1611 S Green Rd, South Euclid, OH 44121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University Suburban Endoscopy Center - HOPD
Acute Care Hospital outpatient department · South Euclid, Ohio
Find Dr. Kretzmer'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.
Dr. Lena Zen Kretzmer is a pediatrician in Cleveland, Ohio
Dr. Kretzmer practices at University Suburban Endoscopy Center - HOPD in South Euclid, Ohio.
Dr. Kretzmer's NPI, 1164984894, was assigned on April 2, 2019. Dr. Kretzmer holds Ohio license 35.145305.
- NPI
- 1164984894NPI Registry (opens in a new tab)
- NPI enumeration date
- April 2, 2019
- NPI status
- Active
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Lena Zen Kretzmer practices at University Suburban Endoscopy Center - HOPD in South Euclid, Ohio
Dr. Kretzmer's primary practice is University Suburban Endoscopy Center - HOPD, at 1611 S Green Rd, South Euclid, OH 44121.
- University Suburban Endoscopy Center - HOPD1611 S Green Rd, South Euclid, OH 44121
Source: Dmand AI Affiliation Data
Dr. Lena Zen Kretzmer is affiliated with 3 sites of care and 2 medical groups
Dr. Kretzmer's primary practice is University Suburban Endoscopy Center - HOPD in South Euclid, Ohio. The medical group on file is University Eyecare. Dmand AI also links Dr. Kretzmer to 2 more group practices and clinics and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Lena Zen Kretzmer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kretzmer practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Suburban Endoscopy Center - HOPD | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Lena Zen Kretzmer is one of 2,468 pediatricians in Ohio
Pediatrics is Dr. Kretzmer's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Kretzmer is licensed in Ohio.
Specialties and state licenses
- Pediatrics, OhioPrimary
Pediatricians near Dr. Kretzmer
Counts of pediatricians 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
Dr. Lena Zen Kretzmer's patients have a median age of 9
Across all payers, Dmand AI patient panel data puts Dr. Kretzmer's median patient age at 9, with 54% women.
Dr. Kretzmer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 9
Patient panel by sex, all payers
- Women54%
- Men46%
Source: Dmand AI Patient Panel Data
Dr. Lena Zen Kretzmer received $57 in industry payments from 2022 to 2023
CMS Open Payments shows 3 general payments to Dr. Kretzmer from 3 drug and device companies from 2022 to 2023. Food and beverage make up the largest share, 100% of the total. Sobi, Inc paid the most, $21.
General payments to Dr. Kretzmer by program year, 2022 to 2023
Companies that paid Dr. Kretzmer the most, 2022 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Lena Zen Kretzmer'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 Data |
| 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 Dr. Lena Zen Kretzmer
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Lena Zen Kretzmer's NPI number?
Dr. Lena Zen Kretzmer's NPI number is 1164984894. It was assigned on April 2, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Lena Zen Kretzmer?
Dr. Lena Zen Kretzmer is a pediatrician in Cleveland, Ohio. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Lena Zen Kretzmer practice?
Dr. Kretzmer practices at 1611 S Green Rd, South Euclid, OH 44121. Dr. Kretzmer's primary practice is University Suburban Endoscopy Center - HOPD in South Euclid, Ohio. Dmand AI also links Dr. Kretzmer to 2 group practices and clinics and 1 medical group.
What is Dr. Lena Zen Kretzmer's medical license number?
Dr. Kretzmer holds Ohio license 35.145305.
What medical group is Dr. Lena Zen Kretzmer part of?
Dr. Kretzmer is linked to University Eyecare. Dmand AI links Dr. Kretzmer to 1 more medical group.
Has Dr. Lena Zen Kretzmer received payments from drug or device companies?
CMS Open Payments shows $57 in general payments to Dr. Kretzmer from 3 companies from 2022 to 2023. The largest total came from Sobi, Inc.
How long has Dr. Lena Zen Kretzmer been practicing?
Dr. Kretzmer's NPI was assigned in 2019.
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