CHRISTOPHER JOHN MURPHY MD
NPI 1114285558
Internal Medicine - Gastroenterology in Grand Rapids, MI
About Christopher John Murphy Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTOPHER JOHN MURPHY MD (NPI 1114285558) is an individual gastroenterology provider in Grand Rapids, Michigan, licensed in Michigan (4301114082) and active in the NPI registry since April 2012. He is enrolled in Medicare PECOS, is affiliated with Mercy Health Saint Mary's, and is a graduate of Ohio State University College Of Medicine (2012).
NPPES Registry Identity
Specialties & Licenses 2
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
Christopher John Murphy Md 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 Reassignment
Medicare enrollment records show Christopher Murphy reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Grand Rapids, MI 49503
- Reassigned Medicare billing, Michigan enrollment
- 737 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 7
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.
Mercy Health Saint Mary's
Acute Care Hospitals · Grand Rapids, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49503 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
GRAND RAPIDS, MI 49503
GRAND RAPIDS, MI 49503
GRAND RAPIDS, MI 49503
GRAND RAPIDS, MI 49503
GRAND RAPIDS, MI 49503
GRAND RAPIDS, MI 49503
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 Murphy's NPI number?
The NPI number for Christopher Murphy is 1114285558. It was assigned to this individual provider in the NPPES registry on April 23, 2012.
Where is Christopher Murphy located?
Christopher Murphy practices at 310 Lafayette Ave SE, Grand Rapids, MI 49503. The listed phone number is (216) 536-1528.
What is Christopher Murphy's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Christopher Murphy enrolled in Medicare?
Yes. Christopher Murphy 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 organization bills Medicare for Christopher Murphy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Murphy reassigns Medicare benefits to Advantage Health Saint Mary's Medical Group (Grand Rapids, MI). The 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 Murphy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Christopher Murphy accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Christopher Murphy 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 Murphy affiliated with any hospitals?
According to CMS data, Christopher Murphy is affiliated with Mercy Health Saint Mary's.
When was this NPI record last updated?
The NPPES record for Christopher Murphy was last updated on November 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Christopher John Murphy, MD · NPI 1114285558
Gastroenterology physician in Grand Rapids, Michigan. Individual provider, active in the CMS NPPES registry since April 23, 2012.
## Identity
- **NPI:** 1114285558 (Entity type: Individual)
- **Enumerated:** April 23, 2012
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 4301114082 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 310 LAFAYETTE AVE SE, Grand Rapids, MI 49503-4693
- **Phone:** (216) 536-1528
## 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:** Advantage Health Saint Mary's Medical Group (NPI 1952340911, Grand Rapids, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Ohio State University College Of Medicine, class of 2012
## Record status
- **NPPES last updated:** November 21, 2022
---
Source: [NPI Profile](https://npiprofile.com/npi/1114285558) · Data from the CMS NPPES public registry.