Dr. Niluk Leon Senewiratne, MD
- Part D claims, 2024
- 64
- Publications
- 1
- Hospital affiliations
- 2
- Industry payments
- $48
- Medical groups
- 2
- Practice address
- 400 North Pepper Avenue, Colton, CA 92324
- Practice phone
- Call (909) 580-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Senewiratne's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Niluk Leon Senewiratne is an emergency medicine physician in Colton, California
Dr. Senewiratne practices at Arrowhead Regional Medical Center in Colton, California, part of San Bernardino County.
Dr. Senewiratne's NPI, 1043894835, was assigned on May 8, 2021. Dr. Senewiratne holds California license A183158.
- NPI
- 1043894835NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527566215
- NPI enumeration date
- May 8, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 580-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Niluk Leon Senewiratne practices at Arrowhead Regional Medical Center in Colton, California
Dr. Senewiratne's primary practice is Arrowhead Regional Medical Center, at 400 North Pepper Avenue, Colton, CA 92324 in San Bernardino County. The practice phone is (909) 580-1000.
- Arrowhead Regional Medical Center400 North Pepper Avenue, Colton, CA 92324 · San Bernardino CountyPhone(909) 580-1000
Source: Dmand AI Affiliation Data
Dr. Niluk Leon Senewiratne is affiliated with 2 sites of care and 2 medical groups
Dr. Senewiratne's primary practice is Arrowhead Regional Medical Center in Colton, California, part of San Bernardino County. Dr. Senewiratne is also affiliated with Providence St. Mary Medical Center. The medical group on file is Vituity. Dmand AI also links Dr. Senewiratne to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Niluk Leon Senewiratne's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Senewiratne practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Arrowhead Regional Medical Center | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Niluk Leon Senewiratne is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Senewiratne's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Senewiratne is licensed in California.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
Emergency medicine physicians near Dr. Senewiratne
Counts of emergency medicine physicians 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. Niluk Leon Senewiratne's patients have a median age of 39
Across all payers, Dmand AI patient panel data puts Dr. Senewiratne's median patient age at 39, with 53% women.
Dr. Senewiratne's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women53%
- Men46%
Source: Dmand AI Patient Panel Data
Dr. Niluk Leon Senewiratne wrote 64 Medicare Part D claims in 2024
In 2024, Dr. Senewiratne wrote 64 Medicare Part D claims for 38 patients. 95% of them were for generic drugs.
Dr. Senewiratne's Part D claims by kind of drug, 2024
- Generic61 claims95%
- Brand-name and other3 claims5%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Niluk Leon Senewiratne takes part in Medicare
Dr. Senewiratne 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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Dr. Niluk Leon Senewiratne has 1 publication on record
Dmand AI links 1 paper to Dr. Senewiratne in 2025. Dr. Senewiratne's most frequent co-authors are Rodney William Borger, MD, Joseph Kim, MD and Joseph H. Kim, MD.
Dr. Senewiratne's most frequent co-authors
Recent publications by Dr. Senewiratne
See who Dr. Senewiratne researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Senewiratne works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Niluk Leon Senewiratne received $48 in industry payments from 2024 to 2025
CMS Open Payments shows 3 general payments to Dr. Senewiratne from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 69% of the total. Abbvie Inc. paid the most, $33.
General payments to Dr. Senewiratne by program year, 2024 to 2025
General payments to Dr. Senewiratne by kind, 2024 to 2025
- Food and beverage$3369%
- Education$1531%
Companies that paid Dr. Senewiratne the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Niluk Leon Senewiratne's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Niluk Leon Senewiratne
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. Niluk Leon Senewiratne's NPI number?
Dr. Niluk Leon Senewiratne's NPI number is 1043894835. It was assigned on May 8, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Niluk Leon Senewiratne?
Dr. Niluk Leon Senewiratne is an emergency medicine physician in Colton, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Niluk Leon Senewiratne practice?
Dr. Senewiratne practices at 400 North Pepper Avenue, Colton, CA 92324. Dr. Senewiratne's primary practice is Arrowhead Regional Medical Center in Colton, California, part of San Bernardino County. Dmand AI also links Dr. Senewiratne to 1 medical group.
What is Dr. Niluk Leon Senewiratne's office phone number?
The practice phone on file for Dr. Senewiratne is (909) 580-1000.
What is Dr. Niluk Leon Senewiratne's medical license number?
Dr. Senewiratne holds California license A183158.
Which hospitals is Dr. Niluk Leon Senewiratne affiliated with?
Dr. Senewiratne practices at Arrowhead Regional Medical Center in Colton, California. Dr. Senewiratne is also affiliated with Providence St. Mary Medical Center.
What medical group is Dr. Niluk Leon Senewiratne part of?
Dr. Senewiratne is linked to Vituity. Dmand AI links Dr. Senewiratne to 1 more medical group.
Does Dr. Niluk Leon Senewiratne accept Medicare?
Yes. CMS lists Dr. Senewiratne as accepting Medicare assignment.
Has Dr. Niluk Leon Senewiratne received payments from drug or device companies?
CMS Open Payments shows $48 in general payments to Dr. Senewiratne from 2 companies from 2024 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Niluk Leon Senewiratne been practicing?
Dr. Senewiratne graduated from medical school in 2021, 5 years ago.
Does Dr. Niluk Leon Senewiratne do research?
Dmand AI links 1 publication to Dr. Senewiratne.
Who does Dr. Niluk Leon Senewiratne publish with?
Dr. Senewiratne's most frequent co-authors are Rodney William Borger, MD (1 shared paper), Joseph Kim, MD (1 shared paper) and Joseph H. Kim, MD (1 shared paper).
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