DR. JUSTIN WOODWARD GENANT MD
NPI 1871656538
Radiology - Diagnostic Radiology in Boston, MA
About Dr. Justin Woodward Genant Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JUSTIN WOODWARD GENANT MD (NPI 1871656538) is an individual diagnostic radiology provider in Boston, Massachusetts, licensed in Massachusetts (217245) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS and is a graduate of Stanford University School Of Medicine (2002).
NPPES Registry Identity
Specialties & Licenses
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. Justin Woodward Genant 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 Justin Genant reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Stockton, CA 95210
- Reassigned Medicare billing, California enrollment
- 20,078 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
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02115 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.
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
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 Justin Genant's NPI number?
The NPI number for Justin Genant is 1871656538. It was assigned to this individual provider in the NPPES registry on December 17, 2006.
Where is Justin Genant located?
Justin Genant practices at 75 Francis St, Boston, MA 02115. The listed phone number is (617) 278-0702.
What is Justin Genant's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Justin Genant enrolled in Medicare?
Yes. Justin Genant 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 Justin Genant's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Justin Genant reassigns Medicare benefits to Permanente Medical Group Inc (Stockton, CA). 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 Justin Genant's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Justin Genant was last updated on December 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. Justin Woodward Genant, MD · NPI 1871656538
Diagnostic Radiology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since December 17, 2006.
## Identity
- **NPI:** 1871656538 (Entity type: Individual)
- **Enumerated:** December 17, 2006
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** 217245 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 75 FRANCIS ST, Boston, MA 02115-6110
- **Phone:** (617) 278-0702
## 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:** Permanente Medical Group Inc (NPI 1548343510, Stockton, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Stanford University School Of Medicine, class of 2002
## Record status
- **NPPES last updated:** December 14, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1871656538) · Data from the CMS NPPES public registry.