Matthew Brown, PA

  • Hauppauge, NY
  • Physician assistant
NPI1396385019PAC ID8426464686
Medicare patients, 2024
52
Part D claims, 2024
7,396
Hospital affiliations
2
Industry payments
$41
Medical groups
3
Practice address
120 Plant Ave, Hauppauge, NY 11788
Practice phone
Call (631) 807-6858
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Long Island Select Healthcare - Hauppauge

FQHC - Main Site · Hauppauge, New York

See all 9 affiliations

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Matthew Brown is a physician assistant in Hauppauge, New York

Matthew Brown practices at Long Island Select Healthcare - Hauppauge in Hauppauge, New York.

Matthew Brown's NPI, 1396385019, was assigned on January 10, 2020.

NPI and contact details
Medicare PAC ID
8426464686
NPI enumeration date
January 10, 2020
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(631) 807-6858
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
32
Medical school graduation
2020

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Matthew Brown practices at Long Island Select Healthcare - Hauppauge in Hauppauge, New York

Matthew Brown's primary practice is Long Island Select Healthcare - Hauppauge, at 120 Plant Ave, Hauppauge, NY 11788 in Suffolk County. The practice phone is (631) 807-6858.

  • Long Island Select Healthcare - Hauppauge
    120 Plant Ave, Hauppauge, NY 11788 · Suffolk CountyPhone(631) 807-6858

Source: Dmand AI Affiliation Data

Matthew Brown is affiliated with 6 sites of care and 3 medical groups

Matthew Brown's primary practice is Long Island Select Healthcare - Hauppauge in Hauppauge, New York. Matthew Brown is also affiliated with Stony Brook University Hospital. The medical group on file is Long Island Select Healthcare, Inc. Dmand AI also links Matthew Brown to 1 more hospital, 2 group practices and clinics, 2 medical groups and 1 home health agency, each named with a free account. Matthew Brown's employer is on file too: a community health center (fqhc).

See all 9 affiliations for Matthew Brown

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

Dmand AI tracks the EHR system at Matthew Brown's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Matthew Brown practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Long Island Select Healthcare - HauppaugeAvailable with a free account
+5 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Matthew Brown is one of 2,670 physician assistants in New York

Medical is Matthew Brown's primary specialty in the NPI Registry, under taxonomy code 363AM0700X.

Specialties and state licenses

  • Medical physician assistantPrimarytaxonomy 363AM0700X

Physician assistants near Matthew Brown

Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.

2,670physician assistants in New York
4physician assistants in Hauppauge

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

Matthew Brown treated 52 Medicare patients in 2024, average age 53

CMS counts 52 Medicare patients who saw Matthew Brown in 2024. 69% of them have high cholesterol, and 50% have anxiety. 100% are also on Medicaid. Their average risk score is 0.90, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Matthew Brown's median patient age at 55, with 30% women.

Medicare patients, 202452
Average age53
Average risk score0.90
Also on Medicaid100%

Matthew Brown's Medicare patients by sex, 2024

  • Women1325%
  • Men3975%

Chronic conditions among Matthew Brown's Medicare patients, 2024

  1. High cholesterol69%
  2. Anxiety50%
  3. High blood pressure38%
  4. Mood disorders38%
  5. Schizophrenia and other psychoses33%
  6. ADHD and conduct disorders27%
  7. Depression27%
  8. Tobacco use25%

Share of Medicare patients with each condition. A patient can have several.

Matthew 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 55

Patient panel by sex, all payers

  • Women30%
  • Men69%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Matthew Brown wrote 7,396 Medicare Part D claims in 2024

In 2024, Matthew Brown wrote 7,396 Medicare Part D claims for 660 patients. 90% of them were for generic drugs.

Part D claims, 20247,396
Part D patients660

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

  • Generic6,634 claims90%
  • Brand-name750 claims10%
  • Other12 claims0%

Drug classes CMS tracks in Matthew Brown's Part D claims, 2024

  • Opioids0%14 of 7,396 claims
  • Antibiotics1%70 of 7,396 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 Matthew Brown takes part in Medicare

Matthew Brown 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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Matthew Brown received $41 in industry payments in 2025

CMS Open Payments shows 2 general payments to Matthew Brown from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $22.

Companies that paid Matthew Brown the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Matthew Brown

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

Sources for Matthew Brown'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (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 Matthew 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 Matthew Brown's NPI number?

Matthew Brown's NPI number is 1396385019. It was assigned on January 10, 2020, and it is active in the NPI Registry.

What does Matthew Brown specialize in?

Matthew Brown is a physician assistant in Hauppauge, New York. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).

Where does Matthew Brown practice?

Matthew Brown practices at 120 Plant Ave, Hauppauge, NY 11788. Matthew Brown's primary practice is Long Island Select Healthcare - Hauppauge in Hauppauge, New York. Dmand AI also links Matthew Brown to 1 hospital, 2 group practices and clinics, 2 medical groups and 1 home health agency.

What is Matthew Brown's office phone number?

The practice phone on file for Matthew Brown is (631) 807-6858.

Which hospitals is Matthew Brown affiliated with?

Matthew Brown is affiliated with Stony Brook University Hospital. Dmand AI links Matthew Brown to 1 more hospital.

What medical group is Matthew Brown part of?

Matthew Brown is linked to Long Island Select Healthcare, Inc. Dmand AI links Matthew Brown to 2 more medical groups.

Does Matthew Brown accept Medicare?

Yes. CMS lists Matthew Brown as accepting Medicare assignment.

How many Medicare patients does Matthew Brown see?

CMS counts 52 Medicare patients who saw Matthew Brown in 2024, with an average age of 53.

Has Matthew Brown received payments from drug or device companies?

CMS Open Payments shows $41 in general payments to Matthew Brown from 2 companies from 2025 to 2025. The largest total came from Pfizer Inc.

How long has Matthew Brown been practicing?

Matthew Brown graduated from medical school in 2020, 6 years ago.

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