NPPES file of Aug 9, 2026

William Sean Smith, MD

Diagnostic Radiology Physician · Atlanta, GA

William Sean Smith, MD is a diagnostic radiology physician with a practice address in Atlanta, Georgia, and NPI 1679582464, issued on Aug 8, 2006. Check the license (Georgia 042731, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1679582464
Name
William Sean Smith
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
042731 GA
ME19579 SC
Self-reported in NPPES; status is on the state search
Practice location
1000 Johnson Ferry Road, Atlanta, GA 30342
Phone
(404) 851-6323
Enumerated
Aug 8, 2006
Record last updated
Oct 20, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(404) 303-3747
Medicaid ID
G60366 SC
Medicare enrollment
Enrolled (PECOS I20230816000968); 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 1000 Johnson Ferry Road

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

  1. Omoronke Adegbuji, FNP-CPrimary Care Nurse Practitioner1649493537
  2. Courtney Arasi, PAAAAnesthesiologist Assistant1629065990
  3. Douglas Belknap, PAAAAnesthesiologist Assistant1962698589
  4. Peter Cannizzaro, PAAAAnesthesiologist Assistant1962580662
  5. Geobila Dangoh, PAAAAnesthesiologist Assistant1235325853
  6. Kevin Dean, PA-AAAnesthesiologist Assistant1801106703

Verify William Sean Smith in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersGeorgia Composite Medical Board
    Search for license 042731
    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

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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The practice group's MIPS final score for 2023 (Medicare payment program): 83 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. Qualityout of 100 · 30% of the final score80.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  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).

Bills Medicare through 2 group practices

  1. Columbus Radiology CorpCincinnati, OH
  2. Mercy Health Physicians Youngstown Specialty Care LLCBoardman, OH

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

William Sean Smith among 1,065 diagnostic radiology physician records in Georgia

William Sean Smith, MD 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 2006, is newer than 17% of them.

  • NPI issued2006 · 17% of these records are older, 47% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1983 · median 2004 among the 742 with a school on file
  • Record last updated2015 · 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. Lynn Baxter, MDAtlanta, GA 303421659345742
  2. Meredith Bell, MDAtlanta, GA 303421538133624
  3. Douglas Bober, MDAtlanta, GA 303421538141031
  4. George Cox, M.D.Atlanta, GA 303421477532109
  5. Patricia Davis, M.D.Atlanta, GA 303421982689204
  6. Jacob Fleming, M.D.Atlanta, GA 303421083692289
  7. John Gay, M.D.Atlanta, GA 303421285630574
  8. George Kallianos, M.D.Atlanta, GA 303421093793325

Common questions

What is William Sean Smith, MD's NPI number?

William Sean Smith, MD's National Provider Identifier (NPI) is 1679582464, issued on Aug 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Sean Smith, MD located?

The NPPES record lists a practice address at 1000 Johnson Ferry Road, Atlanta, GA, 30342. Phone: (404) 851-6323. Providers update this record themselves, so call before visiting.

How can I verify William Sean Smith, MD's license?

NPPES lists Georgia license number 042731, 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 William Sean Smith, MD's MIPS final score?

The 2023 MIPS final score is 83 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.