Derek Robert Brown, PA
- Medicare services, 2024
- 114
- Medicare patients, 2024
- 115
- Part D claims, 2024
- 322
- Industry payments
- $220
- Affiliated sites
- 4
- Practice address
- 7300 N 99th Ave, Glendale, AZ 85307
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St. Joseph's Westgate Medical Center - HOPD
Acute Care Hospital outpatient department · Glendale, Arizona
Find Derek Brown'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.
Derek Robert Brown is an emergency medicine physician in Glendale, Arizona
Derek Brown practices at St. Joseph's Westgate Medical Center - HOPD in Glendale, Arizona.
Derek Brown's NPI, 1548241656, was assigned on November 7, 2005. Derek Brown holds Arizona license 2685.
- NPI
- 1548241656NPI Registry (opens in a new tab)
- NPI enumeration date
- November 7, 2005
- NPI status
- Active
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Derek Robert Brown practices at St. Joseph's Westgate Medical Center - HOPD in Glendale, Arizona
Derek Brown's primary practice is St. Joseph's Westgate Medical Center - HOPD, at 7300 N 99th Ave, Glendale, AZ 85307.
- St. Joseph's Westgate Medical Center - HOPD7300 N 99th Ave, Glendale, AZ 85307
Source: Dmand AI Affiliation Data
Derek Robert Brown is affiliated with 4 sites of care and 4 medical groups
Derek Brown's primary practice is St. Joseph's Westgate Medical Center - HOPD in Glendale, Arizona. The medical group on file is TEC Emergency Physicians of Arizona. Dmand AI also links Derek Brown to 3 more group practices and clinics and 3 medical groups, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Derek Robert Brown's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Derek Brown practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Joseph's Westgate Medical Center - HOPD | Available with a free account |
| +3 more sites and 3 medical groups | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Derek Robert Brown is one of 1,360 emergency medicine physicians in Arizona
Emergency medicine is Derek Brown's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Derek Brown is licensed in Arizona.
Specialties and state licenses
- Emergency medicine, ArizonaPrimary
Emergency medicine physicians near Derek Brown
Counts of emergency medicine physicians 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
Derek Robert Brown billed Medicare for 114 services in 2024
CMS data shows 114 Medicare services from Derek Brown across 2 procedure codes in 2024, for 115 Medicare patients. Medicare paid $10,588 for them. Every service was in a facility, such as a hospital, rather than an office.
Derek Brown's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1102024: 1144%
Derek Brown compared with the Arizona median for emergency medicine physicians, 2024
- Derek Brown
- Arizona median
- Medicare services
- 114vs 21647% below
- Medicare patients
- 115vs 21045% below
- Part D claims
- 218vs 504.4 times
Medians across 1,326 emergency medicine physicians in Arizona with Dmand AI profiles that report each measure.
Derek Brown's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Derek Brown?
Medicare shows one payer. Book a meeting to get commercial claims data for Derek Brown and other emergency medicine physicians in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Derek Robert Brown treated 115 Medicare patients in 2024, average age 72
CMS counts 115 Medicare patients who saw Derek Brown in 2024. The largest group is 65 to 74, with 46 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 1.45, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Derek Brown's median patient age at 40, with 61% women.
Derek Brown's Medicare patients by age, 2024
Derek Brown's Medicare patients by sex, 2024
- Women6657%
- Men4943%
Chronic conditions among Derek Brown's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Diabetes38%
- Anxiety31%
- Chronic kidney disease30%
- Ischemic heart disease30%
- Depression29%
Share of Medicare patients with each condition. A patient can have several.
Derek Brown's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 40
Patient panel by sex, all payers
- Women61%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Derek Robert Brown wrote 322 Medicare Part D claims in 2024
In 2024, Derek Brown wrote 322 Medicare Part D claims for 195 patients. 93% of them were for generic drugs. CMS names the drug for 218 of them, across 11 drugs with 11 or more claims each, at $2,367 in total drug cost. In 2023, CMS named 260 claims across 14 drugs.
Derek Brown's Part D claims by kind of drug, 2024
- Generic300 claims93%
- Brand-name and other22 claims7%
Derek Brown's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Derek Brown's Part D claims, 2024
- Antibiotics43%138 of 322 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2602024: 21816%
Drugs named by CMS: 11 in 2024, 14 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Derek Robert Brown received $220 in industry payments from 2021 to 2025
CMS Open Payments shows 14 general payments to Derek Brown from 1 drug or device company from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $220.
General payments to Derek Brown by program year, 2021 to 2025
Companies that paid Derek Brown the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Derek Robert Brown'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (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 Derek Robert Brown
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Derek Robert Brown's NPI number?
Derek Robert Brown's NPI number is 1548241656. It was assigned on November 7, 2005, and it is active in the NPI Registry.
What does Derek Robert Brown specialize in?
Derek Robert Brown is an emergency medicine physician in Glendale, Arizona. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Derek Robert Brown practice?
Derek Brown practices at 7300 N 99th Ave, Glendale, AZ 85307. Derek Brown's primary practice is St. Joseph's Westgate Medical Center - HOPD in Glendale, Arizona. Dmand AI also links Derek Brown to 3 group practices and clinics and 3 medical groups.
What is Derek Robert Brown's medical license number?
Derek Brown holds Arizona license 2685.
What medical group is Derek Robert Brown part of?
Derek Brown is linked to TEC Emergency Physicians of Arizona. Dmand AI links Derek Brown to 3 more medical groups.
Does Derek Robert Brown accept Medicare?
Yes. CMS data shows Derek Brown billed Medicare for 114 services in 2024.
How many Medicare patients does Derek Robert Brown see?
CMS counts 115 Medicare patients who saw Derek Brown in 2024, with an average age of 72.
What services does Derek Robert Brown bill to Medicare?
In 2024, Derek Brown's most billed Medicare services were emergency department visit (99284) and emergency department visit (99285).
What drugs does Derek Robert Brown prescribe most?
In 2024 Medicare Part D data, Derek Brown's most prescribed drugs by claims were Cephalexin, Ondansetron ODT and Cyclobenzaprine HCl.
Has Derek Robert Brown received payments from drug or device companies?
CMS Open Payments shows $220 in general payments to Derek Brown from 1 company from 2021 to 2025. The largest total came from Abbvie Inc.
How long has Derek Robert Brown been practicing?
Derek Brown's NPI was assigned in 2005.
Selling to emergency medicine practices?
See emergency medicine physicians in Arizona by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card