Louay Abrass, DMD

  • Waltham, MA
  • Endodontist
NPI1427119403
Part D claims, 2024
115
Industry payments
$16
Affiliated sites
1
State license
1
Year NPI issued
2006
Practice address
10 Post Office Sq Ste 1101 Suite 1101, Boston, MA 02109-4603
Practice phone
Call (617) 366-1600
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Micro Endodontics, LLC

Physician office · Boston, Massachusetts

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Louay Abrass is an endodontist in Waltham, Massachusetts

Louay Abrass practices at Micro Endodontics, LLC in Boston, Massachusetts.

Louay Abrass' NPI, 1427119403, was assigned on December 13, 2006. Louay Abrass holds Massachusetts license 19988.

NPI and contact details
NPI enumeration date
December 13, 2006
NPI status
Active
Practice phone
(617) 366-1600
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

Louay Abrass practices in Boston and Waltham

Louay Abrass' primary practice is Micro Endodontics, LLC, at 10 Post Office Sq Ste 1101 Suite 1101, Boston, MA 02109-4603. The practice phone is (617) 366-1600. The NPI Registry lists Louay Abrass' practice address as 52 2nd Ave, Waltham, MA 02451.

  • Micro Endodontics, LLCPrimary
    10 Post Office Sq Ste 1101 Suite 1101, Boston, MA 02109-4603Phone(617) 366-1600
  • NPI Registry address
    52 2nd Ave, Waltham, MA 02451 · Middlesex County

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

Louay Abrass is affiliated with 1 site of care

Louay Abrass' primary practice is Micro Endodontics, LLC in Boston, Massachusetts.

Micro Endodontics, LLCPhysician office · Boston, MassachusettsPrimary

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Louay Abrass' practice

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

EHR by site
SiteEHR vendor and product
Micro Endodontics, LLCAvailable with a free account

Source: Dmand AI Technology Install Data

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Louay Abrass is one of 149 endodontists in Massachusetts

Endodontics is Louay Abrass' primary specialty in the NPI Registry, under taxonomy code 1223E0200X. Louay Abrass is licensed in Massachusetts.

Specialties and state licenses

  • Endodontist, MassachusettsPrimaryLicense 19988 · taxonomy 1223E0200X

Endodontists near Louay Abrass

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

149endodontists in Massachusetts
2endodontists in Waltham

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

Louay Abrass' patients have a median age of 69

Across all payers, Dmand AI patient panel data puts Louay Abrass' median patient age at 69, with 60% women.

Louay Abrass' patients across all payers

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

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women60%
  • Men40%

Source: Dmand AI Patient Panel Data

Louay Abrass wrote 115 Medicare Part D claims in 2024

In 2024, Louay Abrass wrote 115 Medicare Part D claims for 68 patients. 100% of them were for generic drugs.

Part D claims, 2024115
Part D patients68

Drug classes CMS tracks in Louay Abrass' Part D claims, 2024

  • Antibiotics50%57 of 115 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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Louay Abrass received $16 in industry payments in 2025

CMS Open Payments shows 1 general payment to Louay Abrass from 1 drug or device company in 2025. Gifts make up the largest share, 100% of the total. A-dec, Inc. paid the most, $16.

Companies that paid Louay Abrass the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Louay Abrass

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

Sources for Louay Abrass'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 DataDmand AI Practice Data
Primary practice, affiliations and health systemDmand AI Affiliation Data
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 Louay Abrass

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

What is Louay Abrass' NPI number?

Louay Abrass' NPI number is 1427119403. It was assigned on December 13, 2006, and it is active in the NPI Registry.

What does Louay Abrass specialize in?

Louay Abrass is an endodontist in Waltham, Massachusetts. The primary specialty in the NPI Registry is Endodontist (taxonomy code 1223E0200X).

Where does Louay Abrass practice?

Louay Abrass practices at 10 Post Office Sq Ste 1101 Suite 1101, Boston, MA 02109-4603. Louay Abrass also practices at 52 2nd Ave, Waltham, MA 02451. Louay Abrass' primary practice is Micro Endodontics, LLC in Boston, Massachusetts.

What is Louay Abrass' office phone number?

The practice phone on file for Louay Abrass is (617) 366-1600.

What is Louay Abrass' medical license number?

Louay Abrass holds Massachusetts license 19988.

Has Louay Abrass received payments from drug or device companies?

CMS Open Payments shows $16 in general payments to Louay Abrass from 1 company from 2025 to 2025. The largest total came from A-dec, Inc.

How long has Louay Abrass been practicing?

Louay Abrass' NPI was assigned in 2006.

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