NPPES file of Aug 9, 2026

John C. Lappas, MD

Diagnostic Radiology Physician · Indianapolis, IN

John C. Lappas, MD is a diagnostic radiology physician with a practice address in Indianapolis, Indiana, and NPI 1639112543, issued on Jun 14, 2006. Check the license (Indiana 01027105, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1639112543
Name
John C. Lappas
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
01027105 IN
Self-reported in NPPES; status is on the state search
Practice location
1701 N Senate Blvd, Indianapolis, IN 46202
Phone
(317) 962-6793
Enumerated
Jun 14, 2006
Record last updated
Feb 8, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(317) 962-8281
Medicaid ID
100357780 IN
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1701 N Senate Blvd

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

  1. Hayder Abbood, MDInternal Medicine Physician1922448141
  2. Khaled Abdeljawad, M.DGastroenterology Physician1285947416
  3. Stuart Abramson, MDNephrology Physician1821097148
  4. Jennifer Acciani, M.D.Emergency Medicine Physician1235333998
  5. Yonas Adal, MDAnesthesiology Physician1487815395
  6. David Adams, M.D.Anesthesiology Physician1588608152

Verify John C. Lappas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Licensing Board of Indiana
    Search for license 01027105
    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 Indiana 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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78% fewer Medicare Part D claims than the average diagnostic radiology physician in 2024

11 Medicare Part D claims, against an average of 51 among the 2,711 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. John Lappas11
  2. Specialty average51

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.

John C. Lappas among 779 diagnostic radiology physician records in Indiana

John C. Lappas, MD is one of 779 diagnostic radiology physician records with a practice address in Indiana. 73% 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 23% of them.

  • NPI issued2006 · 23% of these records are older, 40% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileNo · 68% of these records are
  • Record last updated2021 · 63% 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 Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

337 diagnostic radiology physician records list a practice address in Indianapolis

They are 337 of the 30,493 NPPES records with a practice address in Indianapolis, and 779 diagnostic radiology physician records in Indiana.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Per Amundson, MDIndianapolis, IN 462021619940863
  2. Dewey Conces, M.D.Indianapolis, IN 462021811935349
  3. Anne Covey, MDIndianapolis, IN 462021437137114
  4. Peter D'Amour, M.D.Indianapolis, IN 462021306893466
  5. Winston Davis, MDIndianapolis, IN 462021154389906
  6. Rommel Dhadha, MDIndianapolis, IN 462021700825148
  7. Mary Edwards-Brown, M.D.Indianapolis, IN 462021659319804
  8. Joshua Farber, MDIndianapolis, IN 462021699757799

Common questions

What is John C. Lappas, MD's NPI number?

John C. Lappas, MD's National Provider Identifier (NPI) is 1639112543, issued on Jun 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John C. Lappas, MD located?

The NPPES record lists a practice address at 1701 N Senate Blvd, Indianapolis, IN, 46202. Phone: (317) 962-6793. Providers update this record themselves, so call before visiting.

How can I verify John C. Lappas, MD's license?

NPPES lists Indiana license number 01027105, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does John C. Lappas, MD prescribe under Medicare Part D?

In 2024, John C. Lappas, MD had 11 Medicare Part D claims; the average among diagnostic radiology physician prescribers was 51. Part D covers Medicare prescriptions only.

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.