Robert Justin Brown Jr., PA

  • Valhalla, NY
  • Physician assistant
NPI1699008458
Part D claims, 2024
326
Hospital affiliations
1
Industry payments
$216
State license
1
Year NPI issued
2009
Practice address
100 Woods Rd, Valhalla, NY 10595
Practice phone
Call (914) 493-7000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Westchester Medical Center

Hospital · Valhalla, New York

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Robert Justin Brown Jr. is a physician assistant in Valhalla, New York

Robert Brown practices at Westchester Medical Center in Valhalla, New York, part of Westchester Medical Center Health Network.

Robert Brown's NPI, 1699008458, was assigned on September 11, 2009. Robert Brown holds New York license 008439.

NPI and contact details
NPI enumeration date
September 11, 2009
NPI status
Active
Practice phone
(914) 493-7000
Professional email
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Personal email
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Mobile number
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Sex
Male

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Robert Justin Brown Jr. practices at Westchester Medical Center in Valhalla, New York

Robert Brown's primary practice is Westchester Medical Center, at 100 Woods Rd, Valhalla, NY 10595 in Westchester County. The practice phone is (914) 493-7000.

Source: Dmand AI Affiliation Data

Robert Justin Brown Jr. is affiliated with 1 site of care

Robert Brown's primary practice is Westchester Medical Center in Valhalla, New York, part of Westchester Medical Center Health Network.

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Robert Justin Brown Jr.'s practice

Dmand AI tracks the electronic health record (EHR) system at each site where Robert Brown practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Westchester Medical CenterAvailable with a free account

Source: Dmand AI Technology Install Data

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Robert Justin Brown Jr. is one of 11,456 physician assistants in New York

Physician assistant is Robert Brown's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Robert Brown is licensed in New York.

Specialties and state licenses

  • Physician assistant, New YorkPrimaryLicense 008439 · taxonomy 363A00000X

Physician assistants near Robert Brown

Counts of physician assistants 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 Justin Brown Jr.'s patients have a median age of 52

Across all payers, Dmand AI patient panel data puts Robert Brown's median patient age at 52, with 7% women.

Robert 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 52

Patient panel by sex, all payers

  • Women7%
  • Men90%

Source: Dmand AI Patient Panel Data

Robert Justin Brown Jr. wrote 326 Medicare Part D claims in 2024

In 2024, Robert Brown wrote 326 Medicare Part D claims for 87 patients. 90% of them were for generic drugs. CMS names the drug for 222 of them, across 7 drugs with 11 or more claims each, at $8,218 in total drug cost.

Part D claims, 2024326
Drugs named by CMS7
Total drug cost$8,218
Part D patients87

Robert Brown's Part D claims by kind of drug, 2024

  • Generic294 claims90%
  • Brand-name32 claims10%

Robert 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.

See all prescribing by Robert Brown

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

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Robert Justin Brown Jr. received $216 in industry payments in 2025

CMS Open Payments shows 8 general payments to Robert Brown from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $77.

Companies that paid Robert Brown the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Robert Brown

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Robert Justin Brown Jr.'s profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare 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 paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Robert Justin Brown Jr.

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 Justin Brown Jr.'s NPI number?

Robert Justin Brown Jr.'s NPI number is 1699008458. It was assigned on September 11, 2009, and it is active in the NPI Registry.

What does Robert Justin Brown Jr. specialize in?

Robert Justin Brown Jr. is a physician assistant in Valhalla, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Robert Justin Brown Jr. practice?

Robert Brown practices at 100 Woods Rd, Valhalla, NY 10595. Robert Brown's primary practice is Westchester Medical Center in Valhalla, New York, part of Westchester Medical Center Health Network.

What is Robert Justin Brown Jr.'s office phone number?

The practice phone on file for Robert Brown is (914) 493-7000.

What is Robert Justin Brown Jr.'s medical license number?

Robert Brown holds New York license 008439.

Which hospitals is Robert Justin Brown Jr. affiliated with?

Robert Brown practices at Westchester Medical Center in Valhalla, New York.

What drugs does Robert Justin Brown Jr. prescribe most?

In 2024 Medicare Part D data, Robert Brown's most prescribed drugs by claims were Rosuvastatin Calcium, Amlodipine Besylate and Metoprolol Succinate.

Has Robert Justin Brown Jr. received payments from drug or device companies?

CMS Open Payments shows $216 in general payments to Robert Brown from 6 companies from 2025 to 2025. The largest total came from Amgen Inc.

How long has Robert Justin Brown Jr. been practicing?

Robert Brown's NPI was assigned in 2009.

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