DR. JOYCE FU LIU MD
NPI 1144395179
Internal Medicine in Charlestown, MA
About Dr. Joyce Fu Liu Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOYCE FU LIU MD (NPI 1144395179) is an individual internal medicine provider in Charlestown, Massachusetts, licensed in Massachusetts (223389) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS, is affiliated with Cape Cod Hospital, and is a graduate of Harvard Medical School (2002).
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
Dr. Joyce Fu Liu 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 Joyce Liu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- Also billed through NPI 1346433257 (Massachusetts)
- 1,026 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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cape Cod Hospital
Acute Care Hospitals · Hyannis, MABrigham And Women's Hospital
Acute Care Hospitals · Boston, MAFaulkner Hospital-Brigham And Women's
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02129 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 Joyce Liu's NPI number?
The NPI number for Joyce Liu is 1144395179. It was assigned to this individual provider in the NPPES registry on November 22, 2006.
Where is Joyce Liu located?
Joyce Liu practices at 55 Fruit Street Yawkey 7604 Mass General Physician Organization, Charlestown, MA 02129. The listed phone number is (617) 726-2782.
What is Joyce Liu's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Joyce Liu enrolled in Medicare?
Yes. Joyce Liu 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 Joyce Liu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joyce Liu reassigns Medicare benefits to Dana-Farber Cancer Institute, Inc. (Boston, MA). 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 Joyce Liu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Joyce Liu accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Joyce Liu 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 Joyce Liu affiliated with any hospitals?
According to CMS data, Joyce Liu is affiliated with Cape Cod Hospital, Brigham And Women's Hospital and Faulkner Hospital-Brigham And Women's.
When was this NPI record last updated?
The NPPES record for Joyce Liu was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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. Joyce Fu Liu, MD · NPI 1144395179
Internal Medicine physician in Charlestown, Massachusetts. Individual provider, active in the CMS NPPES registry since November 22, 2006.
## Identity
- **NPI:** 1144395179 (Entity type: Individual)
- **Enumerated:** November 22, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 223389 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 55 FRUIT STREET YAWKEY 7604, MASS GENERAL PHYSICIAN ORGANIZATION, Charlestown, MA 02129
- **Phone:** (617) 726-2782
## 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:** Dana-Farber Cancer Institute, Inc. (NPI 1851333686, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Harvard Medical School, class of 2002
## Record status
- **NPPES last updated:** September 11, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1144395179) · Data from the CMS NPPES public registry.