Karen A. Johnson, NP
- Medicare patients, 2024
- 11
- Hospital affiliations
- 1
- Industry payments
- $22
- Medical groups
- 2
- State license
- 1
- Practice address
- 1701 N Senate Blvd, Indianapolis, IN 46202
- Practice phone
- Call (317) 962-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Karen 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.
Karen A. Johnson is an acute care nurse practitioner in Indianapolis, Indiana
Karen Johnson practices at IU Health Methodist Hospital in Indianapolis, Indiana, part of Indiana University Health.
Karen Johnson's NPI, 1578761235, was assigned on July 4, 2007. Karen Johnson holds Indiana license 71002472A.
- NPI
- 1578761235NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143314021
- NPI enumeration date
- July 4, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (317) 962-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Karen A. Johnson practices at IU Health Methodist Hospital in Indianapolis, Indiana
Karen Johnson's primary practice is IU Health Methodist Hospital, at 1701 N Senate Blvd, Indianapolis, IN 46202 in Marion County. The practice phone is (317) 962-2000.
- IU Health Methodist Hospital1701 N Senate Blvd, Indianapolis, IN 46202 · Marion CountyPhone(317) 962-2000
Source: Dmand AI Affiliation Data
Karen A. Johnson is affiliated with 4 sites of care and 2 medical groups
Karen Johnson's primary practice is IU Health Methodist Hospital in Indianapolis, Indiana, part of Indiana University Health. The medical group on file is IU Health Medical Group. Dmand AI also links Karen Johnson to 1 more behavioral health center, 1 group practice or clinic, 1 ambulatory surgery center and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Karen A. Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Karen Johnson practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| IU Health Methodist Hospital | Available with a free account |
| +3 more sites and 1 medical group | 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 Indiana University Health and 6.2K+ hospitals, with verified contacts in the same login.
Karen A. Johnson is one of 285 acute care nurse practitioners in Indiana
Acute care is Karen Johnson's primary specialty in the NPI Registry, under taxonomy code 363LA2100X. Karen Johnson is licensed in Indiana.
Specialties and state licenses
- Acute care nurse practitioner, IndianaPrimary
Acute care nurse practitioners near Karen Johnson
Counts of acute care nurse practitioners 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
Karen A. Johnson treated 11 Medicare patients in 2024, average age 75
CMS counts 11 Medicare patients who saw Karen Johnson in 2024. Their average risk score is 2.54, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Karen Johnson's median patient age at 65, with 41% women.
Karen 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 65
Patient panel by sex, all payers
- Women41%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Karen A. Johnson takes part in Medicare
Karen Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Karen A. Johnson received $22 in industry payments in 2025
CMS Open Payments shows 1 general payment to Karen Johnson from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $22.
Companies that paid Karen Johnson 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 Karen A. 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 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) |
| 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 Karen A. 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 Karen A. Johnson's NPI number?
Karen A. Johnson's NPI number is 1578761235. It was assigned on July 4, 2007, and it is active in the NPI Registry.
What does Karen A. Johnson specialize in?
Karen A. Johnson is an acute care nurse practitioner in Indianapolis, Indiana. The primary specialty in the NPI Registry is Acute Care Nurse Practitioner (taxonomy code 363LA2100X).
Where does Karen A. Johnson practice?
Karen Johnson practices at 1701 N Senate Blvd, Indianapolis, IN 46202. Karen Johnson's primary practice is IU Health Methodist Hospital in Indianapolis, Indiana, part of Indiana University Health. Dmand AI also links Karen Johnson to 1 behavioral health center, 1 group practice or clinic, 1 ambulatory surgery center and 1 medical group.
What is Karen A. Johnson's office phone number?
The practice phone on file for Karen Johnson is (317) 962-2000.
What is Karen A. Johnson's medical license number?
Karen Johnson holds Indiana license 71002472A.
Which hospitals is Karen A. Johnson affiliated with?
Karen Johnson practices at IU Health Methodist Hospital in Indianapolis, Indiana.
What medical group is Karen A. Johnson part of?
Karen Johnson is linked to IU Health Medical Group. Dmand AI links Karen Johnson to 1 more medical group.
Does Karen A. Johnson accept Medicare?
Yes. CMS lists Karen Johnson as accepting Medicare assignment.
How many Medicare patients does Karen A. Johnson see?
CMS counts 11 Medicare patients who saw Karen Johnson in 2024, with an average age of 75.
Has Karen A. Johnson received payments from drug or device companies?
CMS Open Payments shows $22 in general payments to Karen Johnson from 1 company from 2025 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Karen A. Johnson been practicing?
Karen Johnson graduated from medical school in 2007, 19 years ago.
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