DR. JONATHAN XIMING LI
NPI 1811377633
Internal Medicine in Boston, MA
About Dr. Jonathan Ximing Li NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JONATHAN XIMING LI (NPI 1811377633) is an individual internal medicine provider in Boston, Massachusetts, licensed in Massachusetts (274265) and active in the NPI registry since June 2015. He is enrolled in Medicare PECOS, is affiliated with Beth Israel Deaconess Hospital - Needham, and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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. Jonathan Ximing Li 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
2Medicare enrollment records show Jonathan Li reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 1,477 clinicians in this Medicare group
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 2,579 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 6
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Beth Israel Deaconess Hospital - Needham
Acute Care Hospitals · Needham, MABeth Israel Deaconess Medical Center
Acute Care Hospitals · Boston, MABeth Israel Deaconess Hospital - Milton
Acute Care Hospitals · Milton, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02215 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BOSTON, MA 02215
BOSTON, MA 02215
BOSTON, MA 02215
BOSTON, MA 02215
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 Jonathan Li's NPI number?
The NPI number for Jonathan Li is 1811377633. It was assigned to this individual provider in the NPPES registry on June 6, 2015.
Where is Jonathan Li located?
Jonathan Li practices at 330 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 667-7000.
What is Jonathan Li's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Jonathan Li enrolled in Medicare?
Yes. Jonathan Li 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 Jonathan Li's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jonathan Li reassigns Medicare benefits to 2 organizations: Beth Israel Deaconess Medical Center, Inc. (Boston, MA) and Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (Boston, MA). 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 Jonathan Li's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jonathan Li accept?
Health plans from Taro Health list Jonathan Li 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 Jonathan Li affiliated with any hospitals?
According to CMS data, Jonathan Li is affiliated with Beth Israel Deaconess Hospital - Needham, Beth Israel Deaconess Medical Center and Beth Israel Deaconess Hospital - Milton.
When was this NPI record last updated?
The NPPES record for Jonathan Li was last updated on August 19, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.