Arlene O'Brien, DMD

  • Hillsborough, NJ
  • Dentist
NPI1427223445
Part D claims, 2024
36
Industry payments
$19
Affiliated sites
1
Medical group
1
State license
1
Practice address
314 Us Hwy 22 West, Green Brook, NJ 08812-1700
Practice phone
Call (732) 424-8483
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Cornerstone Dental Of Green Brook

Dental practice · Green Brook, New Jersey

See all 2 affiliations

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Arlene O'Brien is a dentist in Hillsborough, New Jersey

Arlene O'Brien practices at Cornerstone Dental Of Green Brook in Green Brook, New Jersey.

Arlene O'Brien's NPI, 1427223445, was assigned on April 30, 2008. Arlene O'Brien holds New Jersey license 22DI02356700.

NPI and contact details
NPI enumeration date
April 30, 2008
NPI status
Active
Practice phone
(732) 424-8483
Professional email
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Personal email
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Mobile number
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Sex
Female

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

Arlene O'Brien practices in Green Brook and Hillsborough

Arlene O'Brien's primary practice is Cornerstone Dental of Green Brook, at 314 Us Hwy 22 West, Green Brook, NJ 08812-1700. The practice phone is (732) 424-8483. The NPI Registry lists Arlene O'Brien's practice address as 485 Amwell Rd, Hillsborough, NJ 08844.

  • Cornerstone Dental of Green BrookPrimary
    314 Us Hwy 22 West, Green Brook, NJ 08812-1700Phone(732) 424-8483
  • NPI Registry address
    485 Amwell Rd, Hillsborough, NJ 08844

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

Arlene O'Brien is affiliated with 1 site of care and 1 medical group

Arlene O'Brien's primary practice is Cornerstone Dental Of Green Brook in Green Brook, New Jersey. Dmand AI also links Arlene O'Brien to 1 medical group, named with a free account.

Cornerstone Dental Of Green BrookDental practice · Green Brook, New JerseyPrimary
1 medical groupName with a free account
See all 2 affiliations for Arlene O'Brien

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dmand AI tracks the EHR system at Arlene O'Brien's practice

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

EHR by site
SiteEHR vendor and product
Cornerstone Dental Of Green BrookAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Arlene O'Brien is one of 1,000 dentists in New Jersey

Dentist is Arlene O'Brien's primary specialty in the NPI Registry, under taxonomy code 122300000X. Arlene O'Brien is licensed in New Jersey.

Specialties and state licenses

  • Dentist, New JerseyPrimaryLicense 22DI02356700 · taxonomy 122300000X

Dentists near Arlene O'Brien

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

1,000dentists in New Jersey
7dentists in Hillsborough

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

Arlene O'Brien's patients have a median age of 18

Across all payers, Dmand AI patient panel data puts Arlene O'Brien's median patient age at 18, with 0% women.

Arlene O'Brien's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 18

Patient panel by sex, all payers

  • Women0%
  • Men100%

Source: Dmand AI Patient Panel Data

Arlene O'Brien wrote 36 Medicare Part D claims in 2024

In 2024, Arlene O'Brien wrote 36 Medicare Part D claims for 18 patients. 78% of them were for generic drugs.

Part D claims, 202436
Part D patients18

Arlene O'Brien's Part D claims by kind of drug, 2024

  • Generic28 claims78%
  • Brand-name and other8 claims22%

Drug classes CMS tracks in Arlene O'Brien's Part D claims, 2024

  • Antibiotics61%22 of 36 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

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Arlene O'Brien received $19 in industry payments in 2025

CMS Open Payments shows 1 general payment to Arlene O'Brien from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Dentsply Sirona Inc paid the most, $19.

Companies that paid Arlene O'Brien the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Arlene O'Brien

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

Sources for Arlene O'Brien'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare 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 Arlene O'Brien

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Arlene O'Brien's NPI number?

Arlene O'Brien's NPI number is 1427223445. It was assigned on April 30, 2008, and it is active in the NPI Registry.

What does Arlene O'Brien specialize in?

Arlene O'Brien is a dentist in Hillsborough, New Jersey. The primary specialty in the NPI Registry is Dentist (taxonomy code 122300000X).

Where does Arlene O'Brien practice?

Arlene O'Brien practices at 314 Us Hwy 22 West, Green Brook, NJ 08812-1700. Arlene O'Brien also practices at 485 Amwell Rd, Hillsborough, NJ 08844. Arlene O'Brien's primary practice is Cornerstone Dental Of Green Brook in Green Brook, New Jersey. Dmand AI also links Arlene O'Brien to 1 medical group.

What is Arlene O'Brien's office phone number?

The practice phone on file for Arlene O'Brien is (732) 424-8483.

What is Arlene O'Brien's medical license number?

Arlene O'Brien holds New Jersey license 22DI02356700.

Has Arlene O'Brien received payments from drug or device companies?

CMS Open Payments shows $19 in general payments to Arlene O'Brien from 1 company from 2025 to 2025. The largest total came from Dentsply Sirona Inc.

How long has Arlene O'Brien been practicing?

Arlene O'Brien's NPI was assigned in 2008.

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