Dr. Karin Johnson, DO
- Medicare services, 2017
- 90
- Part D claims, 2024
- 18
- Hospital affiliations
- 1
- Industry payments
- $276
- State license
- 1
- 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. Johnson'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. Karin Johnson is an internist in Louisville, Kentucky
Dr. Johnson practices at Robley Rex Department of Veterans Affairs Medical Center in Louisville, Kentucky, part of Veterans Health Administration.
Dr. Johnson's NPI, 1588633119, was assigned on March 16, 2006. Dr. Johnson holds Oklahoma license 3668.
- NPI
- 1588633119NPI Registry (opens in a new tab)
- NPI enumeration date
- March 16, 2006
- NPI status
- Active
- Practice phone
- (502) 287-4000
- 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. Karin Johnson practices at Robley Rex Department of Veterans Affairs Medical Center in Louisville, Kentucky
Dr. Johnson'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. Karin Johnson is affiliated with 1 site of care
Dr. Johnson's primary practice is Robley Rex Department of Veterans Affairs Medical Center in Louisville, Kentucky, part of Veterans Health Administration. Dr. Johnson'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. Karin Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson 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
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Dr. Karin Johnson is one of 1,380 internists in Kentucky
Internal medicine is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Johnson is licensed in Oklahoma.
Specialties and state licenses
- Internal medicine, OklahomaPrimary
Internists near Dr. Johnson
Counts of internists 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. Karin Johnson billed Medicare for 90 services in 2017
CMS data shows 90 Medicare services from Dr. Johnson across 3 procedure codes in 2017. Medicare paid $8,231 for them. Every service was in an office.
Dr. Johnson's Medicare services by type, 2016 to 2017
- 2016
- 2017
- Office and hospital visits
- 2016: 02017: 90
- Other services
- 2016: 1912017: 0100%
Dr. Johnson compared with the Kentucky median for internists, 2017
- Dr. Johnson
- Kentucky median
- Medicare services
- 90vs 61385% below
- Part D claims
- 12vs 36897% below
Medians across 1,380 internists in Kentucky with Dmand AI profiles that report each measure.
Dr. Johnson's most billed Medicare procedure codes, 2017
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Johnson and other internists in Kentucky.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Karin Johnson's patients have a median age of 73
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 73, with 56% women.
Dr. Johnson'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
- Women56%
- Men44%
Source: Dmand AI Patient Panel Data
Dr. Karin Johnson wrote 18 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 18 Medicare Part D claims. 100% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $252 in total drug cost. In 2017, CMS named 12 claims across 1 drug.
Dr. Johnson's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2017 to 2024
- 2017
- 2024
- Claims for drugs CMS names
- 2017: 122024: 12No change
Drugs named by CMS: 1 in 2024, 1 in 2017.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Karin Johnson received $276 in industry payments from 2016 to 2019
CMS Open Payments shows 16 general payments to Dr. Johnson from 2 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. EMD Serono, Inc. paid the most, $167.
General payments to Dr. Johnson by program year, 2016 to 2019
Companies that paid Dr. Johnson the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Karin Johnson'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (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 Dr. Karin Johnson
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. Karin Johnson's NPI number?
Dr. Karin Johnson's NPI number is 1588633119. It was assigned on March 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Karin Johnson?
Dr. Karin Johnson is an internist in Louisville, Kentucky. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Karin Johnson practice?
Dr. Johnson practices at 800 Zorn Avenue, Louisville, KY 40206. Dr. Johnson's primary practice is Robley Rex Department of Veterans Affairs Medical Center in Louisville, Kentucky, part of Veterans Health Administration.
What is Dr. Karin Johnson's office phone number?
The practice phone on file for Dr. Johnson is (502) 287-4000.
What is Dr. Karin Johnson's medical license number?
Dr. Johnson holds Oklahoma license 3668.
Which hospitals is Dr. Karin Johnson affiliated with?
Dr. Johnson practices at Robley Rex Department of Veterans Affairs Medical Center in Louisville, Kentucky.
Does Dr. Karin Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 90 services in 2017.
What services does Dr. Karin Johnson bill to Medicare?
In 2017, Dr. Johnson's most billed Medicare services were home visit (99349), home visit (99348) and home visit (99344).
What drugs does Dr. Karin Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Buspirone HCl.
Has Dr. Karin Johnson received payments from drug or device companies?
CMS Open Payments shows $276 in general payments to Dr. Johnson from 2 companies from 2016 to 2019. The largest total came from EMD Serono, Inc.
How long has Dr. Karin Johnson been practicing?
Dr. Johnson's NPI was assigned in 2006.
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