John Lappas, MD
NPI 1639112543 · Diagnostic Radiology Physician · Indianapolis, IN
John Lappas, MD is a Diagnostic Radiology Physician provider in Indianapolis, IN (NPI 1639112543).
Provider details
- NPI number
- 1639112543
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 01027105 (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-14
- Last updated
- 2021-02-08
- Certified
- 2021-02-08
Frequently asked questions
- What is John Lappas's NPI number?
- John Lappas's National Provider Identifier (NPI) is 1639112543, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Lappas's specialty?
- John Lappas is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Lappas located?
- John Lappas's practice location on file with NPPES is 1701 N Senate Blvd, Indianapolis, IN 46202-1239.
- What is John Lappas's phone number?
- The practice phone number listed in the NPPES registry for John Lappas is (317) 962-6793.
- Is John Lappas's NPI active?
- Yes — John Lappas's NPI (1639112543) is active in the NPPES registry as of the last update on 2021-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.