Dr. Ranjith B. Dissanayake, MD

  • Pensacola, FL
  • Hematologist and oncologist
NPI1861475170PAC ID9032209689
Medicare services, 2024
1,728
Medicare patients, 2024
552
Part D claims, 2024
1,074
Publications
1
Clinical trials
11
Practice address
5151 N 9th Ave, Pensacola, FL 32504
Practice phone
Call (850) 416-7000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Ascension Sacred Heart Pensacola

Hospital · Pensacola, Florida

See all 6 affiliations

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Dr. Ranjith B. Dissanayake is a hematologist and oncologist in Pensacola, Florida

Dr. Dissanayake practices at Ascension Sacred Heart Pensacola in Pensacola, Florida, part of Ascension Health Alliance.

Dr. Dissanayake's NPI, 1861475170, was assigned on November 22, 2005. Dr. Dissanayake graduated from University of Peradeniya FOM in 1991. Dr. Dissanayake holds Florida license ME0086035.

NPI and contact details
Medicare PAC ID
9032209689
NPI enumeration date
November 22, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(850) 416-7000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
61
Medical school graduation
1991

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

Dr. Ranjith B. Dissanayake practices at Ascension Sacred Heart Pensacola in Pensacola, Florida

Dr. Dissanayake's primary practice is Ascension Sacred Heart Pensacola, at 5151 N 9th Ave, Pensacola, FL 32504 in Escambia County. The practice phone is (850) 416-7000.

Source: Dmand AI Affiliation Data

Dr. Ranjith B. Dissanayake is affiliated with 5 sites of care and 1 medical group

Dr. Dissanayake's primary practice is Ascension Sacred Heart Pensacola in Pensacola, Florida, part of Ascension Health Alliance. Dr. Dissanayake is also affiliated with Baptist Hospital. The medical group on file is Sacred Heart Medical Group. Dmand AI also links Dr. Dissanayake to 1 more hospital, 1 clinical lab and 1 group practice or clinic, each named with a free account.

See all 6 affiliations for Dr. Dissanayake

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

Dmand AI tracks the EHR system at Dr. Ranjith B. Dissanayake's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dissanayake practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Ascension Sacred Heart PensacolaAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Ranjith B. Dissanayake is one of 693 hematologists and oncologists in Florida

Hematology and oncology is Dr. Dissanayake's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Dissanayake is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Dissanayake's licenses on file in 2 states: Florida and Illinois.

Specialties and state licenses

  • Hematology and oncology, FloridaPrimaryLicense ME0086035 · 2002 to 2027 · taxonomy 207RH0003X
  • Illinois licenseLicense 036097426 · 1998 to 2026

Clinical focus

Dmand AI lists anemia, breast cancer, chronic anemia, chronic embolism thrombosis, chronic leukemia, colorectal cancer, deep vein thrombosis (DVT) and fluid and electrolyte imbalances among the conditions Dr. Dissanayake treats.

Hematologists and oncologists near Dr. Dissanayake

Counts of hematologists and oncologists 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. Ranjith B. Dissanayake billed Medicare for 1,728 services in 2024

CMS data shows 1,728 Medicare services from Dr. Dissanayake across 9 procedure codes in 2024, for 552 Medicare patients. Medicare paid $108,410 for them.

Medicare services, 20241,728
Medicare patients552
Paid by Medicare$108,410
Procedure codes9

Dr. Dissanayake's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1,8692024: 1,7288%

Where Dr. Dissanayake's Medicare services took place, 2024

  • In an office1,40681%
  • In a facility32219%

Dr. Dissanayake compared with the Florida median for hematologists and oncologists, 2024

  • Dr. Dissanayake
  • Florida median
Medicare services
1,728vs 6972.5 times
Medicare patients
552vs 2182.5 times
Part D claims
828vs 3412.4 times

Medians across 638 hematologists and oncologists in Florida with Dmand AI profiles that report each measure.

Dr. Dissanayake'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.

See all procedures by Dr. Dissanayake

Need commercial claims for Dr. Dissanayake?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dissanayake and other hematologists and oncologists in Florida.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Ranjith B. Dissanayake treated 552 Medicare patients in 2024, average age 73

CMS counts 552 Medicare patients who saw Dr. Dissanayake in 2024. The largest group is 75 to 84, with 224 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 12% are also on Medicaid. Their average risk score is 2.11, 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. Dissanayake's median patient age at 72, with 62% women.

Medicare patients, 2024552
Average age73
Average risk score2.11
Also on Medicaid12%

Dr. Dissanayake's Medicare patients by age, 2024

Dr. Dissanayake's Medicare patients by sex, 2024

  • Women29954%
  • Men25346%

Chronic conditions among Dr. Dissanayake's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol72%
  3. Arthritis53%
  4. Cancer45%
  5. Chronic kidney disease35%
  6. Diabetes32%
  7. Ischemic heart disease32%
  8. Anxiety28%

Share of Medicare patients with each condition. A patient can have several.

Dr. Dissanayake's patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women62%
  • Men37%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Ranjith B. Dissanayake wrote 1,074 Medicare Part D claims in 2024

In 2024, Dr. Dissanayake wrote 1,074 Medicare Part D claims for 231 patients. 73% of them were for generic drugs. CMS names the drug for 828 of them, across 29 drugs with 11 or more claims each, at $2,884,694 in total drug cost. In 2023, CMS named 811 claims across 28 drugs.

Part D claims, 20241,074
Drugs named by CMS29
Total drug cost$2.9M
Part D patients231

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

  • Generic789 claims73%
  • Brand-name and other285 claims27%

Dr. Dissanayake'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. Dissanayake's Part D claims, 2024

  • Opioids18%196 of 1,074 claims
  • Antibiotics4%48 of 1,074 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: 8112024: 8282%

Drugs named by CMS: 29 in 2024, 28 in 2023.

See all prescribing by Dr. Dissanayake

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. Ranjith B. Dissanayake scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Dissanayake for performance year 2024, reported through an alternative payment model (APM). Dr. Dissanayake accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes
MIPS final score, 2024
75 of 100

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Ranjith B. Dissanayake has 1 publication on record

Dmand AI links 1 paper to Dr. Dissanayake.

Papers1

Recent publications by Dr. Dissanayake

See all 1 publications and co-authors

See who Dr. Dissanayake researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dissanayake works with, so you can find a warm path to the right hematologists and oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Ranjith B. Dissanayake has worked on 11 clinical trials

Dmand AI links Dr. Dissanayake to 11 clinical trials, 9 of them phase 3 studies. 6 are still active or recruiting. Conditions studied include Breast Neoplasms, Carcinoma, Non-Small-Cell Lung and Carcinoma, Bronchogenic. National Cancer Institute (NCI) sponsors the most, 8.

Clinical trials with Dr. Dissanayake by phase

  1. NonePhase 1: no trials
  2. 1Phase 2: 1 trial
  3. 9Phase 3: 9 trials
  4. NonePhase 4: no trials

Conditions in Dr. Dissanayake's trials

  • Breast Neoplasms
  • Carcinoma, Non-Small-Cell Lung
  • Carcinoma, Bronchogenic
  • Breast Diseases
  • Adenocarcinoma of Lung

Investigators on the most trials with Dr. Dissanayake

Recent clinical trials with Dr. Dissanayake

See all 11 clinical trials and co-investigators

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Ranjith B. Dissanayake received $1,323 in industry payments from 2016 to 2025

CMS Open Payments shows 74 general payments to Dr. Dissanayake from 22 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Celgene Corporation paid the most, $378.

General payments to Dr. Dissanayake by program year, 2016 to 2025

General payments to Dr. Dissanayake by kind, 2016 to 2025

$1.3Kin total
  • Food and beverage$1,27797%
  • Education$463%

Companies that paid Dr. Dissanayake the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Dissanayake

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

Dr. Ranjith B. Dissanayake graduated from University of Peradeniya FOM

Dr. Dissanayake graduated from University of Peradeniya FOM in 1991.

  1. Medical schoolUniversity of Peradeniya FOM
  2. Board certified in hematologyAmerican Board of Internal Medicine
  3. Board certified in medical oncologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Ranjith B. Dissanayake accepts plans from 15 insurance carriers

Dr. Dissanayake is in network with 15 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • United Healthcare
  • Cigna
  • HCSC
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • +7 more carriersWith a free account

Plan types Dr. Dissanayake accepts, by number of carriers

  1. PPO10
  2. HMO8
  3. Medicare8
  4. EPO4
  5. POS4

Source: Dmand AI Insurance Network Data

Sources for Dr. Ranjith B. Dissanayake'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 services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
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. Ranjith B. Dissanayake

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. Ranjith B. Dissanayake's NPI number?

Dr. Ranjith B. Dissanayake's NPI number is 1861475170. It was assigned on November 22, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Ranjith B. Dissanayake?

Dr. Ranjith B. Dissanayake is a hematologist and oncologist in Pensacola, Florida. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Ranjith B. Dissanayake practice?

Dr. Dissanayake practices at 5151 N 9th Ave, Pensacola, FL 32504. Dr. Dissanayake's primary practice is Ascension Sacred Heart Pensacola in Pensacola, Florida, part of Ascension Health Alliance. Dmand AI also links Dr. Dissanayake to 1 hospital, 1 clinical lab and 1 group practice or clinic.

What is Dr. Ranjith B. Dissanayake's office phone number?

The practice phone on file for Dr. Dissanayake is (850) 416-7000.

What is Dr. Ranjith B. Dissanayake's medical license number?

Dr. Dissanayake holds Florida license ME0086035, one of the licenses on file in 2 states.

Which states has Dr. Ranjith B. Dissanayake been licensed in?

Dmand AI has state licenses on file for Dr. Dissanayake in Florida (2002 to 2027) and Illinois (1998 to 2026).

Which hospitals is Dr. Ranjith B. Dissanayake affiliated with?

Dr. Dissanayake practices at Ascension Sacred Heart Pensacola in Pensacola, Florida. Dr. Dissanayake is also affiliated with Baptist Hospital. Dmand AI links Dr. Dissanayake to 1 more hospital.

What medical group is Dr. Ranjith B. Dissanayake part of?

Dr. Dissanayake is linked to Sacred Heart Medical Group.

Does Dr. Ranjith B. Dissanayake accept Medicare?

Yes. CMS data shows Dr. Dissanayake billed Medicare for 1,728 services in 2024, and Dr. Dissanayake accepts Medicare assignment.

What is Dr. Ranjith B. Dissanayake's MIPS score?

Dr. Dissanayake's MIPS final score for performance year 2024 is 75 out of 100, reported through an alternative payment model (APM).

Show 9 more questionsShow fewer questions

How many Medicare patients does Dr. Ranjith B. Dissanayake see?

CMS counts 552 Medicare patients who saw Dr. Dissanayake in 2024, with an average age of 73.

Is Dr. Ranjith B. Dissanayake board certified?

Yes. Dr. Dissanayake is board certified in hematology by the American Board of Internal Medicine.

What services does Dr. Ranjith B. Dissanayake bill to Medicare?

In 2024, Dr. Dissanayake's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, established patient (99212).

Where did Dr. Ranjith B. Dissanayake go to medical school?

Dr. Dissanayake graduated from University of Peradeniya FOM in 1991.

What drugs does Dr. Ranjith B. Dissanayake prescribe most?

In 2024 Medicare Part D data, Dr. Dissanayake's most prescribed drugs by claims were Anastrozole, Hydrocodone-Acetaminophen and Ondansetron HCl.

Has Dr. Ranjith B. Dissanayake received payments from drug or device companies?

CMS Open Payments shows $1,323 in general payments to Dr. Dissanayake from 22 companies from 2016 to 2025. The largest total came from Celgene Corporation.

How long has Dr. Ranjith B. Dissanayake been practicing?

Dr. Dissanayake graduated from medical school in 1991, 35 years ago.

Does Dr. Ranjith B. Dissanayake do research?

Dmand AI links 1 publication to Dr. Dissanayake. Dr. Dissanayake has worked on 11 clinical trials.

What insurance does Dr. Ranjith B. Dissanayake accept?

Dr. Dissanayake is in network with 15 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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