James Derek Calhoun, APRN
- Medicare patients, 2024
- 351
- Part D claims, 2024
- 793
- Hospital affiliations
- 1
- Industry payments
- $19
- Medical groups
- 2
- Practice address
- 1003 Willow Creek Road, Prescott, AZ 86301
- Practice phone
- Call (928) 445-2700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find James Calhoun'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.
James Derek Calhoun is a nurse practitioner in Prescott, Arizona
James Calhoun practices at Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona, part of CommonSpirit Health.
James Calhoun's NPI, 1245542331, was assigned on July 6, 2010. James Calhoun holds Arizona license AP7802.
- NPI
- 1245542331NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5496941452
- NPI enumeration date
- July 6, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (928) 445-2700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
James Derek Calhoun practices at Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona
James Calhoun's primary practice is Dignity Health, Yavapai Regional Medical Center West, at 1003 Willow Creek Road, Prescott, AZ 86301 in Yavapai County. The practice phone is (928) 445-2700.
- Dignity Health, Yavapai Regional Medical Center West1003 Willow Creek Road, Prescott, AZ 86301 · Yavapai CountyPhone(928) 445-2700
Source: Dmand AI Affiliation Data
James Derek Calhoun is affiliated with 2 sites of care and 2 medical groups
James Calhoun's primary practice is Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona, part of CommonSpirit Health. The medical group on file is Dignity Health Yavapai Regional Medical Group. Dmand AI also links James Calhoun to 1 more group practice or clinic 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 James Derek Calhoun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where James Calhoun practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health, Yavapai Regional Medical Center West | Available with a free account |
| +1 more site 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 CommonSpirit Health and 6.2K+ hospitals, with verified contacts in the same login.
James Derek Calhoun is one of 1,439 nurse practitioners in Arizona
Nurse practitioner is James Calhoun's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Dmand AI has James Calhoun's licenses on file in 2 states: Arizona and Kentucky.
Specialties and state licenses
- Nurse practitioner, ArizonaPrimary
- Acute care nurse practitioner, Kentucky
Nurse practitioners near James Calhoun
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
James Derek Calhoun treated 351 Medicare patients in 2024, average age 76
CMS counts 351 Medicare patients who saw James Calhoun in 2024. The largest group is 65 to 74, with 156 patients. 75% of them have arthritis, and 75% have high blood pressure. 3% are also on Medicaid. Their average risk score is 1.12, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts James Calhoun's median patient age at 77, with 57% women.
James Calhoun's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
James Calhoun's Medicare patients by sex, 2024
- Women22163%
- Men13037%
Chronic conditions among James Calhoun's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease32%
- Chronic kidney disease29%
- Mood disorders27%
- Diabetes26%
- Depression25%
Share of Medicare patients with each condition. A patient can have several.
James Calhoun'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
- Women57%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
James Derek Calhoun wrote 793 Medicare Part D claims in 2024
In 2024, James Calhoun wrote 793 Medicare Part D claims for 213 patients. 97% of them were for generic drugs.
James Calhoun's Part D claims by kind of drug, 2024
- Generic769 claims97%
- Brand-name24 claims3%
Drug classes CMS tracks in James Calhoun's Part D claims, 2024
- Opioids64%507 of 793 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How James Derek Calhoun takes part in Medicare
James Calhoun 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)
For MedTech and pharma teams
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James Derek Calhoun received $19 in industry payments in 2025
CMS Open Payments shows 1 general payment to James Calhoun from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $19.
Companies that paid James Calhoun 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 James Derek Calhoun'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) |
| 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 James Derek Calhoun
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is James Derek Calhoun's NPI number?
James Derek Calhoun's NPI number is 1245542331. It was assigned on July 6, 2010, and it is active in the NPI Registry.
What does James Derek Calhoun specialize in?
James Derek Calhoun is a nurse practitioner in Prescott, Arizona. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does James Derek Calhoun practice?
James Calhoun practices at 1003 Willow Creek Road, Prescott, AZ 86301. James Calhoun's primary practice is Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona, part of CommonSpirit Health. Dmand AI also links James Calhoun to 1 group practice or clinic and 1 medical group.
What is James Derek Calhoun's office phone number?
The practice phone on file for James Calhoun is (928) 445-2700.
What is James Derek Calhoun's medical license number?
James Calhoun holds Arizona license AP7802, one of the licenses on file in 2 states.
Which states has James Derek Calhoun been licensed in?
Dmand AI has state licenses on file for James Calhoun in Arizona and Kentucky.
Which hospitals is James Derek Calhoun affiliated with?
James Calhoun practices at Dignity Health, Yavapai Regional Medical Center West in Prescott, Arizona.
What medical group is James Derek Calhoun part of?
James Calhoun is linked to Dignity Health Yavapai Regional Medical Group. Dmand AI links James Calhoun to 1 more medical group.
Does James Derek Calhoun accept Medicare?
Yes. CMS lists James Calhoun as accepting Medicare assignment.
How many Medicare patients does James Derek Calhoun see?
CMS counts 351 Medicare patients who saw James Calhoun in 2024, with an average age of 76.
Has James Derek Calhoun received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to James Calhoun from 1 company from 2025 to 2025. The largest total came from Abbvie Inc.
How long has James Derek Calhoun been practicing?
James Calhoun graduated from medical school in 2014, 12 years ago.
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