Carol B. Johnston, APN
- Medicare patients, 2024
- 49
- Part D claims, 2024
- 454
- Industry payments
- $30
- Affiliated sites
- 1
- Medical groups
- 2
- Practice address
- 9195 Grant St, Thornton, CO 80229
- Practice phone
- Call (720) 929-1332
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Orthoone at North Suburban Medical Center
Thornton, Colorado
Find Carol Johnston'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.
Carol B. Johnston is a family nurse practitioner in Thornton, Colorado
Carol Johnston practices at Orthoone at North Suburban Medical Center in Thornton, Colorado.
Carol Johnston's NPI, 1679810337, was assigned on January 14, 2013. Carol Johnston holds Colorado license 0990500.
- NPI
- 1679810337NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971740242
- NPI enumeration date
- January 14, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (720) 929-1332
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Carol B. Johnston practices at Orthoone at North Suburban Medical Center in Thornton, Colorado
Carol Johnston's primary practice is Orthoone at North Suburban Medical Center, at 9195 Grant St, Thornton, CO 80229 in Adams County. The practice phone is (720) 929-1332.
- Orthoone at North Suburban Medical Center9195 Grant St, Thornton, CO 80229 · Adams CountyPhone(720) 929-1332
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Carol B. Johnston is affiliated with 2 sites of care and 2 medical groups
Carol Johnston's primary practice is Orthoone at North Suburban Medical Center in Thornton, Colorado. The medical group on file is Colorado Kidney Care. Dmand AI also links Carol Johnston to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Carol B. Johnston's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Carol Johnston practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Orthoone at North Suburban Medical Center | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Carol B. Johnston is one of 2,593 family nurse practitioners in Colorado
Family is Carol Johnston's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Carol Johnston is licensed in Colorado.
Specialties and state licenses
- Family nurse practitioner, ColoradoPrimary
Family nurse practitioners near Carol Johnston
Counts of family 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
Carol B. Johnston treated 49 Medicare patients in 2024, average age 68
CMS counts 49 Medicare patients who saw Carol Johnston in 2024. The largest group is 65 to 74, with 18 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 39% are also on Medicaid. Their average risk score is 8.19, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Carol Johnston's median patient age at 67, with 47% women.
Carol Johnston's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Carol Johnston's Medicare patients by sex, 2024
- Women1735%
- Men3265%
Chronic conditions among Carol Johnston's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes63%
- Heart failure61%
- Arthritis59%
- Ischemic heart disease53%
- Depression45%
Share of Medicare patients with each condition. A patient can have several.
Carol Johnston's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women47%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Carol B. Johnston wrote 454 Medicare Part D claims in 2024
In 2024, Carol Johnston wrote 454 Medicare Part D claims for 74 patients. 90% of them were for generic drugs.
Carol Johnston's Part D claims by kind of drug, 2024
- Generic409 claims90%
- Brand-name45 claims10%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Carol B. Johnston takes part in Medicare
Carol Johnston 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)
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Carol B. Johnston received $30 in industry payments in 2025
CMS Open Payments shows 1 general payment to Carol Johnston from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $30.
Companies that paid Carol Johnston 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 Carol B. Johnston'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| Part D prescribing | Medicare Part D Prescribers - 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 Carol B. Johnston
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Carol B. Johnston's NPI number?
Carol B. Johnston's NPI number is 1679810337. It was assigned on January 14, 2013, and it is active in the NPI Registry.
What does Carol B. Johnston specialize in?
Carol B. Johnston is a family nurse practitioner in Thornton, Colorado. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Carol B. Johnston practice?
Carol Johnston practices at 9195 Grant St, Thornton, CO 80229. Carol Johnston's primary practice is Orthoone at North Suburban Medical Center in Thornton, Colorado. Dmand AI also links Carol Johnston to 1 group practice or clinic and 1 medical group.
What is Carol B. Johnston's office phone number?
The practice phone on file for Carol Johnston is (720) 929-1332.
What is Carol B. Johnston's medical license number?
Carol Johnston holds Colorado license 0990500.
What medical group is Carol B. Johnston part of?
Carol Johnston is linked to Colorado Kidney Care. Dmand AI links Carol Johnston to 1 more medical group.
Does Carol B. Johnston accept Medicare?
Yes. CMS lists Carol Johnston as accepting Medicare assignment.
How many Medicare patients does Carol B. Johnston see?
CMS counts 49 Medicare patients who saw Carol Johnston in 2024, with an average age of 68.
Has Carol B. Johnston received payments from drug or device companies?
CMS Open Payments shows $30 in general payments to Carol Johnston from 1 company from 2025 to 2025. The largest total came from Novo Nordisk Inc.
How long has Carol B. Johnston been practicing?
Carol Johnston graduated from medical school in 2012, 14 years ago.
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