DR. MICHAEL GANNON MD
NPI 1225441215
Family Medicine in Martinsville, NJ
About Dr. Michael Gannon Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHAEL GANNON MD (NPI 1225441215) is an individual family medicine provider in Martinsville, New Jersey, licensed in New Jersey (25MA09511000) and active in the NPI registry since June 2014. He is enrolled in Medicare PECOS, is affiliated with Hunterdon Medical Center, and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses
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. Michael Gannon 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 Michael Gannon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Morristown, NJ 07960
- Reassigned Medicare billing, New Jersey enrollment
- 1,699 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 9
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hunterdon Medical Center
Acute Care Hospitals · Flemington, NJMorristown Medical Center
Acute Care Hospitals · Morristown, NJRobert Wood Johnson University Hospital - Somerset
Acute Care Hospitals · Somerville, NJOverlook Medical Center
Acute Care Hospitals · Summit, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 08836 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 2
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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Michael Gannon's NPI number?
The NPI number for Michael Gannon is 1225441215. It was assigned to this individual provider in the NPPES registry on June 6, 2014.
Where is Michael Gannon located?
Michael Gannon practices at 1973 Washington Valley Rd, Martinsville, NJ 08836. The listed phone number is (732) 560-9225.
What is Michael Gannon's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Michael Gannon enrolled in Medicare?
Yes. Michael Gannon 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 Michael Gannon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Gannon reassigns Medicare benefits to Practice Associates Medical Group (Morristown, NJ). 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 Michael Gannon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Gannon accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Michael Gannon 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 Michael Gannon affiliated with any hospitals?
According to CMS data, Michael Gannon is affiliated with Hunterdon Medical Center, Morristown Medical Center, Robert Wood Johnson University Hospital - Somerset and Overlook Medical Center.
When was this NPI record last updated?
The NPPES record for Michael Gannon was last updated on September 7, 2023. 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.