NPPES file of Aug 9, 2026

Omar Mahmoud, M.D.

Radiation Oncology Physician · Jacksonville, FL

Omar Mahmoud, M.D. is a radiation oncology physician with a practice address in Jacksonville, Florida, and NPI 1467784439, issued on Feb 2, 2010. Check the license (Florida ME114209, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1467784439
Name
Omar Mahmoud
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
ME114209 FL
Self-reported in NPPES; status is on the state search
Practice location
1301 Palm Ave Ste 100, Jacksonville, FL 32207
Phone
(904) 202-7300
Enumerated
Feb 2, 2010
Record last updated
Jan 16, 2026
Fax
(904) 202-2754
Medicare enrollment
Enrolled (PECOS I20110912000138); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1301 Palm Ave Ste 100

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Cynthia Anderson, M.D.Radiation Oncology Physician1174724819
  2. Robert Cavaliere, M.DNeurology Physician1730263096
  3. Julie Greenwalt, M.D.Radiation Oncology Physician1649562463
  4. Gordon Guo, M.D.Radiation Oncology Physician1306221916
  5. Emily Henderson, DNP, APRN, FNP-BCNurse Practitioner1477440154
  6. I-Chia Liu, MDRadiation Oncology Physician1316523350

Verify Omar Mahmoud in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ME114209
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Florida license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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91% more Medicare Part D claims than the average radiation oncology physician in 2024

256 Medicare Part D claims for 73 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 46 claims were for opioids.

  1. Omar Mahmoud256
  2. Specialty average134

Most prescribed

  1. Gabapentin72 claims
  2. Tamsulosin Hcl52 claims
  3. Nystatin36 claims
  4. Oxycodone Hcl36 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $17.72

1 payment: food and beverage; the largest payer was Abbvie Inc. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Omar Mahmoud$17.72
  2. Specialty average$1,897.85

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Baptist MD Anderson Cancer Physicians IncJacksonville, FL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Omar Mahmoud among 520 radiation oncology physician records in Florida

Omar Mahmoud, M.D. is one of 520 radiation oncology physician records with a practice address in Florida. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 68% of them.

  • NPI issued2010 · 68% of these records are older, 28% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated2001 · median 2002 among the 393 with a school on file
  • Record last updated2026 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Florida

There are 520 radiation oncology physician records in Florida.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Cynthia Anderson, M.D.Jacksonville, FL 322071174724819
  2. Nicole Anderson, MDJacksonville, FL 322071437331733
  3. Julie Greenwalt, M.D.Jacksonville, FL 322071649562463
  4. Gordon Guo, M.D.Jacksonville, FL 322071306221916
  5. I-Chia Liu, MDJacksonville, FL 322071316523350
  6. Lillie O'Steen, M.D.Jacksonville, FL 322071942680707
  7. Michael Olson, M.D., PH.D.Jacksonville, FL 322071427244037
  8. Julie Bradley, M.D.Jacksonville, FL 322061588837793

Common questions

What is Omar Mahmoud, M.D.'s NPI number?

Omar Mahmoud, M.D.'s National Provider Identifier (NPI) is 1467784439, issued on Feb 2, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Omar Mahmoud, M.D. located?

The NPPES record lists a practice address at 1301 Palm Ave Ste 100, Jacksonville, FL, 32207. Phone: (904) 202-7300. Providers update this record themselves, so call before visiting.

How can I verify Omar Mahmoud, M.D.'s license?

NPPES lists Florida license number ME114209, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Omar Mahmoud, M.D. prescribe under Medicare Part D?

In 2024, Omar Mahmoud, M.D. had 256 Medicare Part D claims for 73 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.

What is Omar Mahmoud, M.D.'s MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.