NPPES file of Aug 9, 2026

Omar Nabil Kallas, M.D.

Diagnostic Radiology Physician · Atlanta, GA

Omar Nabil Kallas, M.D. is a diagnostic radiology physician with a practice address in Atlanta, Georgia, and NPI 1003201336, issued on Apr 3, 2015. Check the license (Georgia 84802, as entered in NPPES) on the Georgia Composite Medical Board; 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
1003201336
Name
Omar Nabil Kallas
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
84802 GA
Self-reported in NPPES; status is on the state search
Practice location
1364 Clifton Road, Atlanta, GA 30322
Phone
(404) 778-3900
Enumerated
Apr 3, 2015
Record last updated
Jun 10, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210803002696); accepts Medicare assignment
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 1364 Clifton Road

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

  1. Barra Neary, MDStudent in an Organized Health Care Education/Training Program1952713372
  2. Michael Pasyk, MDStudent in an Organized Health Care Education/Training Program1790215606
  3. Valeria SaldanaStudent in an Organized Health Care Education/Training Program1023713849
  4. Ala Addin Sid AhmedStudent in an Organized Health Care Education/Training Program1700578622

Verify Omar Nabil Kallas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersGeorgia Composite Medical Board
    Search for license 84802
    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 Georgia license search

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The MIPS final score for 2023 (Medicare payment program): 92.3 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score73.8
  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; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $17.68

1 payment: food and beverage; the largest payer was Progenics Pharmaceuticals, Inc. The 8,048 providers of this specialty with any payment received $2,488.38 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Omar Kallas$17.68
  2. Specialty average$2,488.38

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

Bills Medicare through 4 group practices

  1. Arch Health Partners IncPoway, CA
  2. Beverly Radiology Medical Group IIIEncino, CA
  3. Desert Advanced Imaging Medical CenterRancho Mirage, CA
  4. Usc Care Medical Group IncLos Angeles, CA

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

Omar Nabil Kallas among 1,065 diagnostic radiology physician records in Georgia

Omar Nabil Kallas, M.D. is one of 1,065 diagnostic radiology physician records with a practice address in Georgia. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 83% of them.

  • NPI issued2015 · 83% of these records are older, 15% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2015 · median 2004 among the 742 with a school on file
  • Record last updated2020 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

353 diagnostic radiology physician records list a practice address in Atlanta

They are 353 of the 31,476 NPPES records with a practice address in Atlanta, and 1,065 diagnostic radiology physician records in Georgia.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Michael Bernardino, MDAtlanta, GA 303221033144902
  2. Maria Chahine, M.D.Atlanta, GA 303221467478537
  3. Karin Dill, MDAtlanta, GA 303221164494340
  4. Richard Duszak, M.D.Atlanta, GA 303221124022637
  5. Durval Ferrari, M.D.Atlanta, GA 303221811927866
  6. Kathleen Gundry, MDAtlanta, GA 303221760416788
  7. Stephen Little, MDAtlanta, GA 303221972577336
  8. Diego Martin, M.D,PHDAtlanta, GA 303221194741538

Common questions

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

Omar Nabil Kallas, M.D.'s National Provider Identifier (NPI) is 1003201336, issued on Apr 3, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Omar Nabil Kallas, M.D. located?

The NPPES record lists a practice address at 1364 Clifton Road, Atlanta, GA, 30322. Phone: (404) 778-3900. Providers update this record themselves, so call before visiting.

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

NPPES lists Georgia license number 84802, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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

The 2023 MIPS final score is 92.3 of 100. 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.