DR. JOHN MICHAEL CHAPPO D.O.
NPI 1730347022
Internal Medicine in Zionsville, IN
About Dr. John Michael Chappo D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN MICHAEL CHAPPO D.O. (NPI 1730347022) is an individual internal medicine provider in Zionsville, Indiana, licensed in Indiana (02003401A) and active in the NPI registry since May 2008. He is enrolled in Medicare PECOS, is affiliated with Witham Health Services, and maintains a secondary practice location in Danville.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 4
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. John Michael Chappo D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show John Chappo reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lebanon, IN 46052
- Reassigned Medicare billing, Indiana enrollment
- 144 clinicians in this Medicare group
Mccordsville, IN 46055
- Reassigned Medicare billing, Indiana enrollment
- 12 clinicians in this Medicare group
Franklin, IN 46131
- Reassigned Medicare billing, Indiana enrollment
- 97 clinicians in this Medicare group
Franklin, IN 46131
- Reassigned Medicare billing, Indiana enrollment
- 28 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Witham Health Services
Acute Care Hospitals · Lebanon, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 46077 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Chappo's NPI number?
The NPI number for John Chappo is 1730347022. It was assigned to this individual provider in the NPPES registry on May 23, 2008.
Where is John Chappo located?
John Chappo practices at 9485 Hunt Club Rd, Zionsville, IN 46077. The listed phone number is (317) 246-0896.
What is John Chappo's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is John Chappo enrolled in Medicare?
Yes. John Chappo is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for John Chappo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Chappo reassigns Medicare benefits to 4 organizations: Witham Memorial Hospital (Lebanon, IN), Laura Snider Consulting, LLC (Mccordsville, IN), Johnson Memorial Hospital (Franklin, IN) and Ies Hsp Indiana LLC (Franklin, IN). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Chappo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Chappo accept?
Health plans from CareSource list John Chappo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is John Chappo affiliated with any hospitals?
According to CMS data, John Chappo is affiliated with Witham Health Services.
When was this NPI record last updated?
The NPPES record for John Chappo was last updated on March 5, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. John Michael Chappo, D.O. · NPI 1730347022
Internal Medicine physician in Zionsville, Indiana. Individual provider, active in the CMS NPPES registry since May 23, 2008.
## Identity
- **NPI:** 1730347022 (Entity type: Individual)
- **Enumerated:** May 23, 2008
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 02003401A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 9485 HUNT CLUB RD, Zionsville, IN 46077-8451
- **Phone:** (317) 246-0896 · **Fax:** (888) 313-5560
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Witham Memorial Hospital (NPI 1083750293, Lebanon, IN); Laura Snider Consulting, LLC (NPI 1366649675, Mccordsville, IN); Johnson Memorial Hospital (NPI 1679577357, Franklin, IN); Ies Hsp Indiana LLC (NPI 1134954647, Franklin, IN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Kansas City University Of Physicians And Surgeons, class of 2007
## Record status
- **NPPES last updated:** March 5, 2024
- **Other identifiers:** Medicaid 200932120 (IN); Other 200311740H (IN); Other 205110VV; and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1730347022) · Data from the CMS NPPES public registry.