Johney W. Tsai, CNP
- Hospital affiliations
- 4
- Industry payments
- $59
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2024
- Practice address
- 4150 5th St, Rapid City, SD 57701
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Monument Health Rapid City Clinic - 5th Street - Ent - HOPD
Acute Care Hospital outpatient department · Rapid City, South Dakota
Find Johney Tsai'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.
Johney W. Tsai is a nurse practitioner in Rapid City, South Dakota
Johney Tsai practices at Monument Health Rapid City Clinic - 5th Street - Ent - HOPD in Rapid City, South Dakota.
Johney Tsai's NPI, 1780400721, was assigned on November 25, 2024. Johney Tsai holds South Dakota license CP003458.
- NPI
- 1780400721NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537699897
- NPI enumeration date
- November 25, 2024
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 28
- Medical school graduation
- 2024
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Johney W. Tsai practices at Monument Health Rapid City Clinic - 5th Street - Ent - HOPD in Rapid City, South Dakota
Johney Tsai's primary practice is Monument Health Rapid City Clinic - 5th Street - Ent - HOPD, at 4150 5th St, Rapid City, SD 57701.
- Monument Health Rapid City Clinic - 5th Street - Ent - HOPD4150 5th St, Rapid City, SD 57701
Source: Dmand AI Affiliation Data
Johney W. Tsai is affiliated with 5 sites of care and 1 medical group
Johney Tsai's primary practice is Monument Health Rapid City Clinic - 5th Street - Ent - HOPD in Rapid City, South Dakota. Johney Tsai is also affiliated with Monument Health Rapid City Hospital. The medical group on file is Monument Health Rapid City Hospital. Dmand AI also links Johney Tsai to 3 more hospitals, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Johney W. Tsai's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Johney Tsai practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Monument Health Rapid City Clinic - 5th Street - Ent - HOPD | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Johney W. Tsai is one of 404 nurse practitioners in South Dakota
Nurse practitioner is Johney Tsai's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Johney Tsai is licensed in South Dakota.
Specialties and state licenses
- Nurse practitioner, South DakotaPrimary
Nurse practitioners near Johney Tsai
Counts of 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
Johney W. Tsai's patients have a median age of 77
Across all payers, Dmand AI patient panel data puts Johney Tsai's median patient age at 77, with 47% women.
Johney Tsai's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women47%
- Men53%
Source: Dmand AI Patient Panel Data
How Johney W. Tsai takes part in Medicare
Johney Tsai 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)
Johney W. Tsai received $59 in industry payments in 2025
CMS Open Payments shows 4 general payments to Johney Tsai from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $59.
Companies that paid Johney Tsai 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 Johney W. Tsai'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 |
| 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 Johney W. Tsai
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Johney W. Tsai's NPI number?
Johney W. Tsai's NPI number is 1780400721. It was assigned on November 25, 2024, and it is active in the NPI Registry.
What does Johney W. Tsai specialize in?
Johney W. Tsai is a nurse practitioner in Rapid City, South Dakota. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Johney W. Tsai practice?
Johney Tsai practices at 4150 5th St, Rapid City, SD 57701. Johney Tsai's primary practice is Monument Health Rapid City Clinic - 5th Street - Ent - HOPD in Rapid City, South Dakota. Dmand AI also links Johney Tsai to 3 hospitals.
What is Johney W. Tsai's medical license number?
Johney Tsai holds South Dakota license CP003458.
Which hospitals is Johney W. Tsai affiliated with?
Johney Tsai is affiliated with Monument Health Rapid City Hospital. Dmand AI links Johney Tsai to 3 more hospitals.
What medical group is Johney W. Tsai part of?
Johney Tsai is linked to Monument Health Rapid City Hospital.
Does Johney W. Tsai accept Medicare?
Yes. CMS lists Johney Tsai as accepting Medicare assignment.
Has Johney W. Tsai received payments from drug or device companies?
CMS Open Payments shows $59 in general payments to Johney Tsai from 1 company from 2025 to 2025. The largest total came from Medtronic, Inc.
How long has Johney W. Tsai been practicing?
Johney Tsai graduated from medical school in 2024, 2 years ago.
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