Robert John Derby, NP
- Medicare patients, 2024
- 107
- Part D claims, 2024
- 122
- MIPS score, 2024
- 81
- Hospital affiliations
- 1
- Industry payments
- $76
- Practice address
- 1969 W Hart Rd, Beloit, WI 53511
- Practice phone
- Call (608) 364-5011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Robert Derby'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.
Robert John Derby is a nurse practitioner in Beloit, Wisconsin
Robert Derby practices at Beloit Memorial Hospital in Beloit, Wisconsin, part of Beloit Health System.
Robert Derby's NPI, 1104593060, was assigned on August 26, 2021. Robert Derby holds Wisconsin license 11369-33.
- NPI
- 1104593060NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183004989
- NPI enumeration date
- August 26, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (608) 364-5011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Robert John Derby practices at Beloit Memorial Hospital in Beloit, Wisconsin
Robert Derby's primary practice is Beloit Memorial Hospital, at 1969 W Hart Rd, Beloit, WI 53511 in Rock County. The practice phone is (608) 364-5011.
- Beloit Memorial Hospital1969 W Hart Rd, Beloit, WI 53511 · Rock CountyPhone(608) 364-5011
Source: Dmand AI Affiliation Data
Robert John Derby is affiliated with 3 sites of care and 1 medical group
Robert Derby's primary practice is Beloit Memorial Hospital in Beloit, Wisconsin, part of Beloit Health System. The medical group on file is Beloit Health System. Dmand AI also links Robert Derby to 1 more dialysis center and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Robert John Derby's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Robert Derby practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Beloit Memorial Hospital | Available with a free account |
| +2 more affiliated sites | 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 Beloit Health System and 6.2K+ hospitals, with verified contacts in the same login.
Robert John Derby is one of 3,198 nurse practitioners in Wisconsin
Nurse practitioner is Robert Derby's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Dmand AI has Robert Derby's licenses on file in 2 states: Wisconsin and Illinois.
Specialties and state licenses
- Nurse practitioner, WisconsinPrimary
- Illinois license
Nurse practitioners near Robert Derby
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
Robert John Derby treated 107 Medicare patients in 2024, average age 80
CMS counts 107 Medicare patients who saw Robert Derby in 2024. The largest group is 85 and over, with 41 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.90, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Robert Derby's median patient age at 77, with 56% women.
Robert Derby's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Robert Derby's Medicare patients by sex, 2024
- Women5148%
- Men5652%
Chronic conditions among Robert Derby's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes60%
- Arthritis50%
- Chronic kidney disease39%
- Ischemic heart disease37%
- Atrial fibrillation25%
- Heart failure24%
Share of Medicare patients with each condition. A patient can have several.
Robert Derby'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
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Robert John Derby wrote 122 Medicare Part D claims in 2024
In 2024, Robert Derby wrote 122 Medicare Part D claims for 66 patients. 93% of them were for generic drugs.
Robert Derby's Part D claims by kind of drug, 2024
- Generic114 claims93%
- Brand-name and other8 claims7%
Drug classes CMS tracks in Robert Derby's Part D claims, 2024
- Opioids11%13 of 122 claims
- Antibiotics24%29 of 122 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
Robert John Derby scored 81 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Robert Derby for performance year 2024, reported as part of a group. Robert Derby accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Robert Derby's MIPS scores, performance year 2024
- 81of 100Final score
- 64.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 72of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Robert John Derby received $76 in industry payments in 2025
CMS Open Payments shows 3 general payments to Robert Derby from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Treace Medical Concepts, Inc. paid the most, $35.
Companies that paid Robert Derby 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 Robert John Derby'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)Clinician Public Reporting: Overall MIPS Performance (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 Robert John Derby
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Robert John Derby's NPI number?
Robert John Derby's NPI number is 1104593060. It was assigned on August 26, 2021, and it is active in the NPI Registry.
What does Robert John Derby specialize in?
Robert John Derby is a nurse practitioner in Beloit, Wisconsin. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Robert John Derby practice?
Robert Derby practices at 1969 W Hart Rd, Beloit, WI 53511. Robert Derby's primary practice is Beloit Memorial Hospital in Beloit, Wisconsin, part of Beloit Health System. Dmand AI also links Robert Derby to 1 dialysis center and 1 group practice or clinic.
What is Robert John Derby's office phone number?
The practice phone on file for Robert Derby is (608) 364-5011.
What is Robert John Derby's medical license number?
Robert Derby holds Wisconsin license 11369-33, one of the licenses on file in 2 states.
Which states has Robert John Derby been licensed in?
Dmand AI has state licenses on file for Robert Derby in Wisconsin and Illinois.
Which hospitals is Robert John Derby affiliated with?
Robert Derby practices at Beloit Memorial Hospital in Beloit, Wisconsin.
What medical group is Robert John Derby part of?
Robert Derby is linked to Beloit Health System.
Does Robert John Derby accept Medicare?
Yes. CMS lists Robert Derby as accepting Medicare assignment.
What is Robert John Derby's MIPS score?
Robert Derby's MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.
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How many Medicare patients does Robert John Derby see?
CMS counts 107 Medicare patients who saw Robert Derby in 2024, with an average age of 80.
Has Robert John Derby received payments from drug or device companies?
CMS Open Payments shows $76 in general payments to Robert Derby from 3 companies from 2025 to 2025. The largest total came from Treace Medical Concepts, Inc.
How long has Robert John Derby been practicing?
Robert Derby graduated from medical school in 2021, 5 years ago.
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