DR. ARNOLD JOSEPH SANSEVERE JR. M.D.
NPI 1629217641
Psychiatry & Neurology - Neurology with Special Qualifications in Child Neurology in Boston, MA
About Dr. Arnold Joseph Sansevere Jr. M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ARNOLD JOSEPH SANSEVERE JR. M.D. (NPI 1629217641) is an individual neurology with special qualifications in child neurology provider in Boston, Massachusetts, licensed in Massachusetts (253339) and active in the NPI registry since February 2009. He is enrolled in Medicare PECOS, is affiliated with Tufts Medical Center, and is a graduate of Drexel University College Of Medicine (2008).
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. Arnold Joseph Sansevere Jr. M.d. 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
6Medicare enrollment records show Arnold Sansevere reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 153 clinicians in this Medicare group
Boston, MA 02111
- Reassigned Medicare billing, Massachusetts enrollment
- 202 clinicians in this Medicare group
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia enrollment
- 1,417 clinicians in this Medicare group
Sumter, SC 29150
- Reassigned Medicare billing, Massachusetts enrollment
- 5 clinicians in this Medicare group
Spokane Valley, WA 99037
- Reassigned Medicare billing, Washington enrollment
- 4,383 clinicians in this Medicare group
Roseville, CA 95661
- Reassigned Medicare billing, District of Columbia and Massachusetts enrollments
- 3 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Tufts Medical Center
Acute Care Hospitals · Boston, MASaint Francis Hospital, Inc
Acute Care Hospitals · Tulsa, OKPhysician 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
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 Arnold Sansevere's NPI number?
The NPI number for Arnold Sansevere is 1629217641. It was assigned to this individual provider in the NPPES registry on February 14, 2009.
Where is Arnold Sansevere located?
Arnold Sansevere practices at 300 Longwood Ave Fegan 9, Boston, MA 02115. The listed phone number is (609) 709-8911.
What is Arnold Sansevere's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology with Special Qualifications in Child Neurology, with taxonomy code 2084N0402X.
Is Arnold Sansevere enrolled in Medicare?
Yes. Arnold Sansevere 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 Arnold Sansevere's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Arnold Sansevere reassigns Medicare benefits to 6 organizations: C H Neurology Foundation Inc (Boston, MA), Pratt Pediatric Associates Inc (Boston, MA), Children's Hospital (Washington, DC), Ccmma Sc LLC (Sumter, SC), Multicare Health System (Spokane Valley, WA) and 1 more organization, 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 Arnold Sansevere's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Arnold Sansevere accept?
Health plans from Anthem Blue Cross and Blue Shield, CareSource, Premera Blue Cross Blue Shield of Alaska, Providence Health Plan and Taro Health list Arnold Sansevere 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 Arnold Sansevere affiliated with any hospitals?
According to CMS data, Arnold Sansevere is affiliated with Tufts Medical Center and Saint Francis Hospital, Inc.
When was this NPI record last updated?
The NPPES record for Arnold Sansevere was last updated on July 2, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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. Arnold Joseph Sansevere Jr., M.D. · NPI 1629217641
Neurology with Special Qualifications in Child Neurology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since February 14, 2009.
## Identity
- **NPI:** 1629217641 (Entity type: Individual)
- **Enumerated:** February 14, 2009
- **Primary specialty:** Psychiatry & Neurology - Neurology with Special Qualifications in Child Neurology · taxonomy 2084N0402X
- **State license:** 253339 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 LONGWOOD AVE, FEGAN 9, Boston, MA 02115-5724
- **Phone:** (609) 709-8911
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): C H Neurology Foundation Inc (NPI 1063432417, Boston, MA); Pratt Pediatric Associates Inc (NPI 1477590511, Boston, MA); Children's Hospital (NPI 1780800128, Washington, DC); Ccmma Sc LLC (NPI 1245715796, Sumter, SC); Multicare Health System (NPI 1336902345, Spokane Valley, WA); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Drexel University College Of Medicine, class of 2008
## Record status
- **NPPES last updated:** July 2, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1629217641) · Data from the CMS NPPES public registry.