Dr. Jon Klein, MD
- Hospital affiliations
- 1
- Industry payments
- $237
- State license
- 1
- Year NPI issued
- 2005
- Practice address
- 800 Zorn Avenue, Louisville, KY 40206
- Practice phone
- Call (502) 287-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Klein'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. Jon Klein is a nephrologist in Louisville, Kentucky
Dr. Klein practices at Robley Rex Department of Veterans Affairs Medical Center in Louisville, Kentucky, part of Veterans Health Administration.
Dr. Klein's NPI, 1508847542, was assigned on November 8, 2005. Dr. Klein holds Kentucky license 22344.
- NPI
- 1508847542NPI Registry (opens in a new tab)
- NPI enumeration date
- November 8, 2005
- NPI status
- Active
- Practice phone
- (502) 287-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Jon Klein practices at Robley Rex Department of Veterans Affairs Medical Center in Louisville, Kentucky
Dr. Klein's primary practice is Robley Rex Department of Veterans Affairs Medical Center, at 800 Zorn Avenue, Louisville, KY 40206 in Jefferson County. The practice phone is (502) 287-4000.
- Robley Rex Department of Veterans Affairs Medical Center800 Zorn Avenue, Louisville, KY 40206 · Jefferson CountyPhone(502) 287-4000
Source: Dmand AI Affiliation Data
Dr. Jon Klein is affiliated with 1 site of care
Dr. Klein's primary practice is Robley Rex Department of Veterans Affairs Medical Center in Louisville, Kentucky, part of Veterans Health Administration. Dr. Klein's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jon Klein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Klein practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Robley Rex Department of Veterans Affairs Medical Center | 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 Veterans Health Administration and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Jon Klein is one of 153 nephrologists in Kentucky
Nephrology is Dr. Klein's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Klein is licensed in Kentucky.
Specialties and state licenses
- Nephrology, KentuckyPrimary
Nephrologists near Dr. Klein
Counts of nephrologists 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. Jon Klein's patients have a median age of 81
Across all payers, Dmand AI patient panel data puts Dr. Klein's median patient age at 81, with 0% women.
Dr. Klein's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 81
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Jon Klein received $237 in industry payments from 2020 to 2021
CMS Open Payments shows 2 general payments to Dr. Klein from 2 drug and device companies from 2020 to 2021. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $143.
General payments to Dr. Klein by program year, 2020 to 2021
Companies that paid Dr. Klein the most, 2020 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Jon Klein'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 DataDmand AI Org Hierarchy 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. Jon Klein
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. Jon Klein's NPI number?
Dr. Jon Klein's NPI number is 1508847542. It was assigned on November 8, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Jon Klein?
Dr. Jon Klein is a nephrologist in Louisville, Kentucky. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Jon Klein practice?
Dr. Klein practices at 800 Zorn Avenue, Louisville, KY 40206. Dr. Klein's primary practice is Robley Rex Department of Veterans Affairs Medical Center in Louisville, Kentucky, part of Veterans Health Administration.
What is Dr. Jon Klein's office phone number?
The practice phone on file for Dr. Klein is (502) 287-4000.
What is Dr. Jon Klein's medical license number?
Dr. Klein holds Kentucky license 22344.
Which hospitals is Dr. Jon Klein affiliated with?
Dr. Klein practices at Robley Rex Department of Veterans Affairs Medical Center in Louisville, Kentucky.
Has Dr. Jon Klein received payments from drug or device companies?
CMS Open Payments shows $237 in general payments to Dr. Klein from 2 companies from 2020 to 2021. The largest total came from Abbott Laboratories.
How long has Dr. Jon Klein been practicing?
Dr. Klein's NPI was assigned in 2005.
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