CHRISTOPHER ADAM CONN MD
NPI 1164440830
Surgery in Rensselaer, IN
About Christopher Adam Conn Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTOPHER ADAM CONN MD (NPI 1164440830) is an individual surgery provider in Rensselaer, Indiana, licensed in Indiana (01067601A) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Ascension St Vincent Williamsport, and maintains 5 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 5
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Christopher Adam Conn Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
7Medicare enrollment records show Christopher Conn reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lafayette, IN 47904
- Reassigned Medicare billing, Indiana enrollment
- 671 clinicians in this Medicare group
Merrillville, IN 46410
- Reassigned Medicare billing, Indiana enrollment
- 3 clinicians in this Medicare group
Williamsport, IN 47993
- Reassigned Medicare billing, Indiana enrollment
- 19 clinicians in this Medicare group
Mishawaka, IN 46544
- Reassigned Medicare billing, Indiana enrollment
- 1,396 clinicians in this Medicare group
Northbrook, IL 60062
- Reassigned Medicare billing, Indiana enrollment
- 5 clinicians in this Medicare group
Indianapolis, IN 46202
- Reassigned Medicare billing, Indiana enrollment
- 5,212 clinicians in this Medicare group
Indianapolis, IN 46225
- Reassigned Medicare billing, Indiana enrollment
- 5 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 8
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ascension St Vincent Williamsport
Critical Access Hospitals · Williamsport, INFranciscan Health Rensselaer, Inc
Critical Access Hospitals · Rensselaer, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 47978 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 6
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
RENSSELAER, IN 47978
RENSSELAER, IN 47978
RENSSELAER, IN 47978
RENSSELAER, IN 47978
RENSSELAER, IN 47978
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 Christopher Conn's NPI number?
The NPI number for Christopher Conn is 1164440830. It was assigned to this individual provider in the NPPES registry on July 18, 2006.
Where is Christopher Conn located?
Christopher Conn practices at 1104 E Grace St, Rensselaer, IN 47978. The listed phone number is (219) 866-2098.
What is Christopher Conn's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Christopher Conn enrolled in Medicare?
Yes. Christopher Conn is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Christopher Conn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Conn reassigns Medicare benefits to 7 organizations: Arnett Clinic, LLC (Lafayette, IN), Indiana Phlebology PC (Merrillville, IN), St. Vincent Williamsport Hospital (Williamsport, IN), Franciscan Physician Network (Mishawaka, IN), Crown Point Vein Clinic LLC (Northbrook, IL) and 2 more organizations, listed in the Medicare section above. 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 Christopher Conn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Christopher Conn accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 1 other insurer list Christopher Conn 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 Christopher Conn affiliated with any hospitals?
According to CMS data, Christopher Conn is affiliated with Ascension St Vincent Williamsport and Franciscan Health Rensselaer, Inc.
When was this NPI record last updated?
The NPPES record for Christopher Conn was last updated on December 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.
# Christopher Adam Conn, MD · NPI 1164440830
Surgery physician in Rensselaer, Indiana. Individual provider, active in the CMS NPPES registry since July 18, 2006.
## Identity
- **NPI:** 1164440830 (Entity type: Individual)
- **Enumerated:** July 18, 2006
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** 01067601A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 1104 E GRACE ST, Rensselaer, IN 47978-3211
- **Phone:** (219) 866-2098 · **Fax:** (219) 866-9891
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 7 organizations under Medicare reassignment (form CMS-855R): Arnett Clinic, LLC (NPI 1881655090, Lafayette, IN); Indiana Phlebology PC (NPI 1962508853, Merrillville, IN); St. Vincent Williamsport Hospital (NPI 1841233061, Williamsport, IN); Franciscan Physician Network (NPI 1366879009, Mishawaka, IN); Crown Point Vein Clinic LLC (NPI 1770024721, Northbrook, IL); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Louisville School Of Medicine, class of 2001
## Record status
- **NPPES last updated:** December 9, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1164440830) · Data from the CMS NPPES public registry.