Dr. Dilangani B. Ratnayake, MD
- Medicare services, 2024
- 175
- Medicare patients, 2024
- 39
- Part D claims, 2024
- 111
- Industry payments
- $369
- Affiliated sites
- 1
- Practice address
- 18564 Us-18, Apple Valley, CA 92307
- Practice phone
- Call (760) 895-4280
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dilangani B Ratnayake MD Inc
Apple Valley, California
Find Dr. Ratnayake'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. Dilangani B. Ratnayake is an interventional pain medicine physician in Apple Valley, California
Dr. Ratnayake practices at Dilangani B Ratnayake MD Inc in Apple Valley, California.
Dr. Ratnayake's NPI, 1992098487, was assigned on May 17, 2011. Dr. Ratnayake graduated from University Of Minnesota Medical School in 2011. Dr. Ratnayake holds California license A133925.
- NPI
- 1992098487NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789989526
- NPI enumeration date
- May 17, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (760) 895-4280
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dilangani B. Ratnayake practices at Dilangani B Ratnayake MD Inc in Apple Valley, California
Dr. Ratnayake's primary practice is Dilangani B Ratnayake MD Inc, at 18564 Us-18, Apple Valley, CA 92307 in San Bernardino County. The practice phone is (760) 895-4280.
- Dilangani B Ratnayake MD Inc18564 Us-18, Apple Valley, CA 92307 · San Bernardino CountyPhone(760) 895-4280
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Dilangani B. Ratnayake is affiliated with 2 sites of care and 2 medical groups
Dr. Ratnayake's primary practice is Dilangani B Ratnayake MD Inc in Apple Valley, California. The medical group on file is Beaver Medical Group. Dmand AI also links Dr. Ratnayake to 1 more physician office and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Dilangani B. Ratnayake's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ratnayake practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dilangani B Ratnayake MD Inc | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Dilangani B. Ratnayake is one of 215 interventional pain medicine physicians in California
Interventional pain medicine is Dr. Ratnayake's primary specialty in the NPI Registry, under taxonomy code 208VP0014X. Dr. Ratnayake is board certified in anesthesiology by the American Board of Anesthesiology. Dmand AI has Dr. Ratnayake's licenses on file in 3 states: California, Minnesota and Michigan.
Specialties and state licenses
- Interventional pain medicine, CaliforniaPrimary
- Anesthesiology, Minnesota
- Michigan license
Clinical focus
Dmand AI lists back pain injection, drug use disorders, lower back pain, muscle pain, fibromyalgia, and limb pain, spinal stenosis and thoracic spine disorders among the conditions Dr. Ratnayake treats.
Interventional pain medicine physicians near Dr. Ratnayake
Counts of interventional pain 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. Dilangani B. Ratnayake billed Medicare for 175 services in 2024
CMS data shows 175 Medicare services from Dr. Ratnayake across 3 procedure codes in 2024, all of them office visits, for 39 Medicare patients. Medicare paid $18,064 for them. Every service was in an office.
Dr. Ratnayake compared with the California median for interventional pain medicine physicians, 2024
- Dr. Ratnayake
- California median
- Medicare services
- 175vs 1,23286% below
- Medicare patients
- 39vs 20881% below
- Part D claims
- 69vs 34880% below
Medians across 209 interventional pain medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Ratnayake's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ratnayake and other interventional pain medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Dilangani B. Ratnayake treated 39 Medicare patients in 2024, average age 73
CMS counts 39 Medicare patients who saw Dr. Ratnayake in 2024. The largest group is 65 to 74, with 20 patients. 75% of them have arthritis, and 74% have high blood pressure. Their average risk score is 1.64, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Ratnayake's median patient age at 66, with 64% women.
Dr. Ratnayake's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Ratnayake's Medicare patients by sex, 2024
- Women2462%
- Men1538%
Chronic conditions among Dr. Ratnayake's Medicare patients, 2024
- Arthritis75%
- High blood pressure74%
- High cholesterol64%
- Mood disorders49%
- Depression44%
- Anxiety41%
- Alcohol and drug use disorders36%
- Chronic kidney disease28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ratnayake's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women64%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Dilangani B. Ratnayake wrote 111 Medicare Part D claims in 2024
In 2024, Dr. Ratnayake wrote 111 Medicare Part D claims for 16 patients. 81% of them were for generic drugs. CMS names the drug for 69 of them, across 3 drugs with 11 or more claims each, at $12,773 in total drug cost.
Dr. Ratnayake's Part D claims by kind of drug, 2024
- Generic90 claims81%
- Brand-name21 claims19%
Dr. Ratnayake's 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. Ratnayake's Part D claims, 2024
- Opioids56%62 of 111 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
Dr. Dilangani B. Ratnayake offers telehealth to Medicare patients
Dr. Ratnayake accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ratnayake as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Dilangani B. Ratnayake received $369 in industry payments from 2024 to 2025
CMS Open Payments shows 4 general payments to Dr. Ratnayake from 4 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Vertex Pharmaceuticals Incorporated paid the most, $123.
General payments to Dr. Ratnayake by program year, 2024 to 2025
Companies that paid Dr. Ratnayake the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Dilangani B. Ratnayake graduated from University Of Minnesota Medical School
Dr. Ratnayake graduated from University Of Minnesota Medical School in 2011. Dr. Ratnayake is a member of AMA, APS, ASA, ASIPP and American Society of Regional Anesthesia and Pain Medicine.
- Medical school
- Board certified in anesthesiology
- Board certified in pain medicine
- Board certified in fluroscopy supervisor and operator certificate
Source: Dmand AI Professional Profile Data
Dr. Dilangani B. Ratnayake accepts plans from 7 insurance carriers
Dr. Ratnayake is in network with 7 carriers, including Blue Cross Blue Shield of Massachusetts, Blue Cross Blue Shield of Michigan and HCSC. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- HCSC
- Molina
- Regence Health Plans
- CMS Medicare
- Humana
Plan types Dr. Ratnayake accepts, by number of carriers
- Medicare6
- PPO4
- HMO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Dilangani B. Ratnayake'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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. Dilangani B. Ratnayake
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. Dilangani B. Ratnayake's NPI number?
Dr. Dilangani B. Ratnayake's NPI number is 1992098487. It was assigned on May 17, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Dilangani B. Ratnayake?
Dr. Dilangani B. Ratnayake is an interventional pain medicine physician in Apple Valley, California. The primary specialty in the NPI Registry is Interventional Pain Medicine Physician (taxonomy code 208VP0014X).
Where does Dr. Dilangani B. Ratnayake practice?
Dr. Ratnayake practices at 18564 Us-18, Apple Valley, CA 92307. Dr. Ratnayake's primary practice is Dilangani B Ratnayake MD Inc in Apple Valley, California. Dmand AI also links Dr. Ratnayake to 1 physician office and 1 medical group.
What is Dr. Dilangani B. Ratnayake's office phone number?
The practice phone on file for Dr. Ratnayake is (760) 895-4280.
What is Dr. Dilangani B. Ratnayake's medical license number?
Dr. Ratnayake holds California license A133925, one of the licenses on file in 3 states.
Which states has Dr. Dilangani B. Ratnayake been licensed in?
Dmand AI has state licenses on file for Dr. Ratnayake in California (2014 to 2026), Minnesota (2015 to 2021) and Michigan (2011 to 2015).
What medical group is Dr. Dilangani B. Ratnayake part of?
Dr. Ratnayake is linked to Beaver Medical Group. Dmand AI links Dr. Ratnayake to 1 more medical group.
Does Dr. Dilangani B. Ratnayake accept Medicare?
Yes. CMS data shows Dr. Ratnayake billed Medicare for 175 services in 2024, and Dr. Ratnayake accepts Medicare assignment.
Does Dr. Dilangani B. Ratnayake offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Ratnayake as offering telehealth services.
How many Medicare patients does Dr. Dilangani B. Ratnayake see?
CMS counts 39 Medicare patients who saw Dr. Ratnayake in 2024, with an average age of 73.
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Is Dr. Dilangani B. Ratnayake board certified?
Yes. Dr. Ratnayake is board certified in anesthesiology by the American Board of Anesthesiology.
What services does Dr. Dilangani B. Ratnayake bill to Medicare?
In 2024, Dr. Ratnayake's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and office visit, new patient (99204).
Where did Dr. Dilangani B. Ratnayake go to medical school?
Dr. Ratnayake graduated from University Of Minnesota Medical School in 2011.
What drugs does Dr. Dilangani B. Ratnayake prescribe most?
In 2024 Medicare Part D data, Dr. Ratnayake's most prescribed drugs by claims were Oxycodone-Acetaminophen, Zubsolv and Buprenorphine HCl.
Has Dr. Dilangani B. Ratnayake received payments from drug or device companies?
CMS Open Payments shows $369 in general payments to Dr. Ratnayake from 4 companies from 2024 to 2025. The largest total came from Vertex Pharmaceuticals Incorporated.
How long has Dr. Dilangani B. Ratnayake been practicing?
Dr. Ratnayake graduated from medical school in 2011, 15 years ago.
What insurance does Dr. Dilangani B. Ratnayake accept?
Dr. Ratnayake is in network with 7 carriers, including Blue Cross Blue Shield of Massachusetts, Blue Cross Blue Shield of Michigan and HCSC. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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