Dr. Omar R. Kayaleh, MD

  • Orlando, FL
  • Hematologist and oncologist
NPI1407830193PAC ID7911048285
Medicare services, 2024
801
Medicare patients, 2024
268
Part D claims, 2024
1,122
Publications
6
Clinical trials
5
Practice address
92 W Miller St, Orlando, FL 32806
Practice phone
Call (407) 650-5028
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Arnold Palmer Hospital for Children

Orlando, Florida

See all 10 affiliations

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Dr. Omar R. Kayaleh is a hematologist and oncologist in Orlando, Florida

Dr. Kayaleh practices at Arnold Palmer Hospital for Children in Orlando, Florida.

Dr. Kayaleh's NPI, 1407830193, was assigned on December 6, 2005. Dr. Kayaleh graduated from University Of Florida College Of Medicine in 1985. Dr. Kayaleh holds Florida license ME53036.

NPI and contact details
Medicare PAC ID
7911048285
NPI enumeration date
December 6, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(407) 650-5028
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
67
Medical school graduation
1985

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

Dr. Omar R. Kayaleh practices at Arnold Palmer Hospital for Children in Orlando, Florida

Dr. Kayaleh's primary practice is Arnold Palmer Hospital for Children, at 92 W Miller St, Orlando, FL 32806 in Orange County. The practice phone is (407) 650-5028.

  • Arnold Palmer Hospital for Children
    92 W Miller St, Orlando, FL 32806 · Orange CountyPhone(407) 650-5028

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

Dr. Omar R. Kayaleh is affiliated with 8 sites of care and 2 medical groups

Dr. Kayaleh's primary practice is Arnold Palmer Hospital for Children in Orlando, Florida. Dr. Kayaleh is also affiliated with Orlando Regional Medical Center. The medical group on file is Orlando Health Medical Group. Dmand AI also links Dr. Kayaleh to 4 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 10 affiliations for Dr. Kayaleh

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

Dmand AI tracks the EHR system at Dr. Omar R. Kayaleh's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kayaleh practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Arnold Palmer Hospital for ChildrenAvailable with a free account
+7 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Omar R. Kayaleh is one of 693 hematologists and oncologists in Florida

Hematology and oncology is Dr. Kayaleh's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Kayaleh is board certified in hematology by the American Board of Internal Medicine. Dr. Kayaleh is licensed in Florida.

Specialties and state licenses

  • Hematology and oncology, FloridaPrimaryLicense ME53036 · 1988 to 2026 · taxonomy 207RH0003X

Clinical focus

Dmand AI lists breast cancer, chronic anemia, chronic leukemia, colorectal cancer, deep vein thrombosis (DVT), lung cancer and prostate cancer among the conditions Dr. Kayaleh treats.

Hematologists and oncologists near Dr. Kayaleh

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. Omar R. Kayaleh billed Medicare for 801 services in 2024

CMS data shows 801 Medicare services from Dr. Kayaleh across 6 procedure codes in 2024, for 268 Medicare patients. Medicare paid $66,773 for them.

Medicare services, 2024801
Medicare patients268
Paid by Medicare$66,773
Procedure codes6

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

  • 2023
  • 2024
Office and hospital visits
2023: 6882024: 76311%
Other services
2023: 02024: 38

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

  • In an office202%
  • In a facility78198%

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

  • Dr. Kayaleh
  • Florida median
Medicare services
801vs 69715% above
Medicare patients
268vs 21823% above
Part D claims
891vs 3412.6 times

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

Dr. Kayaleh'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. Kayaleh

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

Dr. Omar R. Kayaleh treated 268 Medicare patients in 2024, average age 74

CMS counts 268 Medicare patients who saw Dr. Kayaleh in 2024. The largest group is 65 to 74, with 123 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 2.36, 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. Kayaleh's median patient age at 72, with 48% women.

Medicare patients, 2024268
Average age74
Average risk score2.36
Also on Medicaid11%

Dr. Kayaleh's Medicare patients by age, 2024

Dr. Kayaleh's Medicare patients by sex, 2024

  • Women12346%
  • Men14554%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Cancer56%
  4. Arthritis40%
  5. Chronic kidney disease37%
  6. Ischemic heart disease37%
  7. Diabetes34%
  8. Anxiety31%

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

Dr. Kayaleh'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

  • Women48%
  • Men52%

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

Dr. Omar R. Kayaleh wrote 1,122 Medicare Part D claims in 2024

In 2024, Dr. Kayaleh wrote 1,122 Medicare Part D claims for 207 patients. 78% of them were for generic drugs. CMS names the drug for 891 of them, across 25 drugs with 11 or more claims each, at $2,352,365 in total drug cost. In 2023, CMS named 742 claims across 25 drugs.

Part D claims, 20241,122
Drugs named by CMS25
Total drug cost$2.4M
Part D patients207

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

  • Generic876 claims78%
  • Brand-name246 claims22%

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

  • Opioids4%44 of 1,122 claims
  • Antibiotics2%19 of 1,122 claims
  • Antipsychotics, patients 65 and over1%15 of 1,122 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: 7422024: 89120%

Drugs named by CMS: 25 in 2024, 25 in 2023.

See all prescribing by Dr. Kayaleh

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. Omar R. Kayaleh scored 80 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Dr. Kayaleh for performance year 2024, reported as part of a group. Dr. Kayaleh accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kayaleh as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Kayaleh's MIPS scores, performance year 2024

  • 80of 100Final score
  • 61.2of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 72of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

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. Omar R. Kayaleh has 6 publications on record

Dmand AI links 6 papers to Dr. Kayaleh, published from 2014 to 2024. The most frequent topics are Antineoplastic Combined Chemotherapy Protocols. Dr. Kayaleh's most frequent co-authors are Daniel J. Buchholz, MD, Sarah R. Cheyney, MD, MPH and Elizabeth C. Dees, MD.

Papers6
Years published2014 to 2024

Dr. Kayaleh's papers by year, 2014 to 2024

Topics Dr. Kayaleh writes about most

  • Antineoplastic Combined Chemotherapy Protocols

Dr. Kayaleh's most frequent co-authors

Recent publications by Dr. Kayaleh

See all 6 publications and co-authors

See who Dr. Kayaleh researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kayaleh 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. Omar R. Kayaleh has worked on 5 clinical trials

Dmand AI links Dr. Kayaleh to 5 clinical trials, 3 of them phase 3 studies. 1 is still active or recruiting. Conditions studied include Rectal Diseases, Colonic Neoplasms and Esophageal Squamous Cell Carcinoma. Alliance for Clinical Trials in Oncology sponsors the most, 2.

Clinical trials with Dr. Kayaleh by phase

  1. NonePhase 1: no trials
  2. 1Phase 1/2: 1 trial
  3. NonePhase 2: no trials
  4. 1Phase 2/3: 1 trial
  5. 3Phase 3: 3 trials
  6. NonePhase 4: no trials

Conditions in Dr. Kayaleh's trials

  • Rectal Diseases
  • Colonic Neoplasms
  • Esophageal Squamous Cell Carcinoma
  • Liver Neoplasms
  • Neurotoxicity Syndromes

Investigators on the most trials with Dr. Kayaleh

Recent clinical trials with Dr. Kayaleh

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

Dr. Omar R. Kayaleh received $4,178 in industry payments from 2017 to 2024

CMS Open Payments shows 11 general payments to Dr. Kayaleh from 10 drug and device companies from 2017 to 2024. Consulting fees make up the largest share, 82% of the total. AstraZeneca Pharmaceuticals LP paid the most, $2,337.

General payments to Dr. Kayaleh by program year, 2017 to 2024

General payments to Dr. Kayaleh by kind, 2017 to 2024

$4.2Kin total
  • Consulting fees$3,43582%
  • Food and beverage$74318%

Companies that paid Dr. Kayaleh the most, 2017 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Kayaleh

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

Dr. Omar R. Kayaleh graduated from University Of Florida College Of Medicine

Dr. Kayaleh graduated from University Of Florida College Of Medicine in 1985.

  1. Medical schoolUniversity Of Florida College Of Medicine
  2. Board certified in hematologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine
  4. Board certified in medical oncologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Omar R. Kayaleh accepts plans from 15 insurance carriers

Dr. Kayaleh is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

Plan types Dr. Kayaleh accepts, by number of carriers

  1. PPO10
  2. HMO9
  3. Medicare8
  4. EPO5
  5. POS5

Source: Dmand AI Insurance Network Data

Sources for Dr. Omar R. Kayaleh'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 Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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. Omar R. Kayaleh

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. Omar R. Kayaleh's NPI number?

Dr. Omar R. Kayaleh's NPI number is 1407830193. It was assigned on December 6, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Omar R. Kayaleh?

Dr. Omar R. Kayaleh is a hematologist and oncologist in Orlando, Florida. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Omar R. Kayaleh practice?

Dr. Kayaleh practices at 92 W Miller St, Orlando, FL 32806. Dr. Kayaleh's primary practice is Arnold Palmer Hospital for Children in Orlando, Florida. Dmand AI also links Dr. Kayaleh to 4 hospitals, 2 group practices and clinics and 1 medical group.

What is Dr. Omar R. Kayaleh's office phone number?

The practice phone on file for Dr. Kayaleh is (407) 650-5028.

What is Dr. Omar R. Kayaleh's medical license number?

Dr. Kayaleh holds Florida license ME53036.

Which hospitals is Dr. Omar R. Kayaleh affiliated with?

Dr. Kayaleh is affiliated with Orlando Regional Medical Center. Dmand AI links Dr. Kayaleh to 4 more hospitals.

What medical group is Dr. Omar R. Kayaleh part of?

Dr. Kayaleh is linked to Orlando Health Medical Group. Dmand AI links Dr. Kayaleh to 1 more medical group.

Does Dr. Omar R. Kayaleh accept Medicare?

Yes. CMS data shows Dr. Kayaleh billed Medicare for 801 services in 2024, and Dr. Kayaleh accepts Medicare assignment.

Does Dr. Omar R. Kayaleh offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Kayaleh as offering telehealth services.

What is Dr. Omar R. Kayaleh's MIPS score?

Dr. Kayaleh's MIPS final score for performance year 2024 is 80 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Omar R. Kayaleh see?

CMS counts 268 Medicare patients who saw Dr. Kayaleh in 2024, with an average age of 74.

Is Dr. Omar R. Kayaleh board certified?

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

What services does Dr. Omar R. Kayaleh bill to Medicare?

In 2024, Dr. Kayaleh's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and office visit, new patient (99205).

Where did Dr. Omar R. Kayaleh go to medical school?

Dr. Kayaleh graduated from University Of Florida College Of Medicine in 1985.

What drugs does Dr. Omar R. Kayaleh prescribe most?

In 2024 Medicare Part D data, Dr. Kayaleh's most prescribed drugs by claims were Prochlorperazine Maleate, Ondansetron HCl and Lidocaine-Prilocaine.

Has Dr. Omar R. Kayaleh received payments from drug or device companies?

CMS Open Payments shows $4,178 in general payments to Dr. Kayaleh from 10 companies from 2017 to 2024. The largest total came from AstraZeneca Pharmaceuticals LP.

How long has Dr. Omar R. Kayaleh been practicing?

Dr. Kayaleh graduated from medical school in 1985, 41 years ago.

Does Dr. Omar R. Kayaleh do research?

Dmand AI links 6 publications to Dr. Kayaleh, published from 2014 to 2024. Dr. Kayaleh has worked on 5 clinical trials.

Who does Dr. Omar R. Kayaleh publish with?

Dr. Kayaleh's most frequent co-authors are Daniel J. Buchholz, MD (1 shared paper), Sarah R. Cheyney, MD, MPH (1 shared paper) and Elizabeth C. Dees, MD (1 shared paper).

What insurance does Dr. Omar R. Kayaleh accept?

Dr. Kayaleh is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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