Dr. Baminihannadige Niluk Peiris, MD

  • Glendale, CA
  • Internist
NPI1457594319
Part D claims, 2024
241
Hospital affiliations
2
Industry payments
$255
Medical groups
2
State license
1
Practice address
1420 S Central Ave, Glendale, CA 91204
Practice phone
Call (818) 502-1900
Professional email
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Personal email
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Mobile number
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Social profiles

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Dr. Baminihannadige Niluk Peiris is an internist in Glendale, California

Dr. Peiris practices at Dignity Health - Glendale Memorial Hospital and Health Center in Glendale, California, part of CommonSpirit Health.

Dr. Peiris' NPI, 1457594319, was assigned on April 8, 2009. Dr. Peiris holds Pennsylvania license MD446219.

NPI and contact details
NPI enumeration date
April 8, 2009
NPI status
Active
Practice phone
(818) 502-1900
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

Dr. Baminihannadige Niluk Peiris practices at Dignity Health - Glendale Memorial Hospital and Health Center in Glendale, California

Dr. Peiris' primary practice is Dignity Health - Glendale Memorial Hospital and Health Center, at 1420 S Central Ave, Glendale, CA 91204 in Los Angeles County. The practice phone is (818) 502-1900.

Source: Dmand AI Affiliation Data

Dr. Baminihannadige Niluk Peiris is affiliated with 2 sites of care and 2 medical groups

Dr. Peiris' primary practice is Dignity Health - Glendale Memorial Hospital and Health Center in Glendale, California, part of CommonSpirit Health. The medical group on file is San Jose Medical Group. Dmand AI also links Dr. Peiris to 1 more hospital and 1 medical group, each named with a free account.

See all 4 affiliations for Dr. Peiris

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

Dmand AI tracks the EHR system at Dr. Baminihannadige Niluk Peiris' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Peiris practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Dignity Health - Glendale Memorial Hospital and Health CenterAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Baminihannadige Niluk Peiris is one of 16,751 internists in California

Internal medicine is Dr. Peiris' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Peiris is licensed in Pennsylvania.

Specialties and state licenses

  • Internal medicine, PennsylvaniaPrimaryLicense MT194751 · taxonomy 207R00000X

Internists near Dr. Peiris

Counts of internists 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

Dr. Baminihannadige Niluk Peiris' patients have a median age of 68

Across all payers, Dmand AI patient panel data puts Dr. Peiris' median patient age at 68, with 49% women.

Dr. Peiris' patients across all payers

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

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women49%
  • Men50%

Source: Dmand AI Patient Panel Data

Dr. Baminihannadige Niluk Peiris wrote 241 Medicare Part D claims in 2024

In 2024, Dr. Peiris wrote 241 Medicare Part D claims for 73 patients. 71% of them were for generic drugs. CMS names the drug for 81 of them, across 5 drugs with 11 or more claims each, at $26,529 in total drug cost. In 2023, CMS named 363 claims across 17 drugs.

Part D claims, 2024241
Drugs named by CMS5
Total drug cost$26,529
Part D patients73

Dr. Peiris' Part D claims by kind of drug, 2024

  • Generic171 claims71%
  • Brand-name and other70 claims29%

Dr. Peiris' 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 Dr. Peiris' Part D claims, 2024

  • Antibiotics17%41 of 241 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: 3632024: 8178%

Drugs named by CMS: 5 in 2024, 17 in 2023.

See all prescribing by Dr. Peiris

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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Dr. Baminihannadige Niluk Peiris received $255 in industry payments from 2021 to 2024

CMS Open Payments shows 3 general payments to Dr. Peiris from 1 drug or device company from 2021 to 2024. Food and beverage make up the largest share, 100% of the total. ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) paid the most, $255.

General payments to Dr. Peiris by program year, 2021 to 2024

Companies that paid Dr. Peiris the most, 2021 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Peiris

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

Sources for Dr. Baminihannadige Niluk Peiris'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 Dr. Baminihannadige Niluk Peiris

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

What is Dr. Baminihannadige Niluk Peiris' NPI number?

Dr. Baminihannadige Niluk Peiris' NPI number is 1457594319. It was assigned on April 8, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Baminihannadige Niluk Peiris?

Dr. Baminihannadige Niluk Peiris is an internist in Glendale, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Baminihannadige Niluk Peiris practice?

Dr. Peiris practices at 1420 S Central Ave, Glendale, CA 91204. Dr. Peiris' primary practice is Dignity Health - Glendale Memorial Hospital and Health Center in Glendale, California, part of CommonSpirit Health. Dmand AI also links Dr. Peiris to 1 hospital and 1 medical group.

What is Dr. Baminihannadige Niluk Peiris' office phone number?

The practice phone on file for Dr. Peiris is (818) 502-1900.

What is Dr. Baminihannadige Niluk Peiris' medical license number?

Dr. Peiris holds Pennsylvania license MD446219.

Which hospitals is Dr. Baminihannadige Niluk Peiris affiliated with?

Dr. Peiris practices at Dignity Health - Glendale Memorial Hospital and Health Center in Glendale, California. Dmand AI links Dr. Peiris to 1 more hospital.

What medical group is Dr. Baminihannadige Niluk Peiris part of?

Dr. Peiris is linked to San Jose Medical Group. Dmand AI links Dr. Peiris to 1 more medical group.

What drugs does Dr. Baminihannadige Niluk Peiris prescribe most?

In 2024 Medicare Part D data, Dr. Peiris' most prescribed drugs by claims were Eliquis, Brilinta and Atorvastatin Calcium.

Has Dr. Baminihannadige Niluk Peiris received payments from drug or device companies?

CMS Open Payments shows $255 in general payments to Dr. Peiris from 1 company from 2021 to 2024. The largest total came from ZOLL Services LLC (A/K/A ZOLL LifeCor Corp).

How long has Dr. Baminihannadige Niluk Peiris been practicing?

Dr. Peiris' NPI was assigned in 2009.

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