DR. FRED WU M.D.
NPI 1962469932
Internal Medicine - Adult Congenital Heart Disease in Boston, MA
About Dr. Fred Wu M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. FRED WU M.D. (NPI 1962469932) is an individual adult congenital heart disease provider in Boston, Massachusetts, licensed in Massachusetts (230117) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Brigham And Women's Hospital, and maintains a secondary practice location in Providence.
NPPES Registry Identity
Specialties & Licenses 4
Secondary Practice Location 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. Fred Wu 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
7Medicare enrollment records show Fred Wu reassigns Medicare billing to 7 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
- 220 clinicians in this Medicare group
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
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 346 clinicians in this Medicare group
Hampstead, NH 03841
- Reassigned Medicare billing, New Hampshire enrollment
- 2,620 clinicians in this Medicare group
Providence, RI 02905
- Reassigned Medicare billing, Rhode Island enrollment
- 984 clinicians in this Medicare group
Keene, NH 03431
- Reassigned Medicare billing, New Hampshire enrollment
- 2,999 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 2
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.
Brigham And Women's Hospital
Acute Care Hospitals · Boston, MABoston Children's Hospital
Childrens · Boston, MAMary Hitchcock Memorial Hospital
Acute Care Hospitals · Lebanon, NHOther 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 Fred Wu's NPI number?
The NPI number for Fred Wu is 1962469932. It was assigned to this individual provider in the NPPES registry on April 26, 2006.
Where is Fred Wu located?
Fred Wu practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 355-6508.
What is Fred Wu's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Adult Congenital Heart Disease, with taxonomy code 207RA0002X.
Is Fred Wu enrolled in Medicare?
Yes. Fred Wu 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 Fred Wu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Fred Wu reassigns Medicare benefits to 7 organizations: Boston Childrens Heart Foundation Inc (Boston, MA), Beth Israel Deaconess Medical Center, Inc. (Boston, MA), Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (Boston, MA), Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is (Boston, MA), Mary Hitchcock Memorial Hospital (Hampstead, NH) and 2 more organizations, 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 Fred Wu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Fred Wu accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Fred Wu 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 Fred Wu affiliated with any hospitals?
According to CMS data, Fred Wu is affiliated with Brigham And Women's Hospital, Boston Children's Hospital and Mary Hitchcock Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Fred Wu was last updated on April 9, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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. Fred Wu, M.D. · NPI 1962469932
Adult Congenital Heart Disease physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since April 26, 2006.
## Identity
- **NPI:** 1962469932 (Entity type: Individual)
- **Enumerated:** April 26, 2006
- **Primary specialty:** Internal Medicine - Adult Congenital Heart Disease · taxonomy 207RA0002X
- **State license:** 230117 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 LONGWOOD AVE, Boston, MA 02115-5724
- **Phone:** (617) 355-6508
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Boston Childrens Heart Foundation Inc (NPI 1982680922, Boston, MA); Beth Israel Deaconess Medical Center, Inc. (NPI 1548202641, Boston, MA); Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (NPI 1194765438, Boston, MA); Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is (NPI 1497151773, Boston, MA); Mary Hitchcock Memorial Hospital (NPI 1699584219, Hampstead, NH); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Michigan Medical School, class of 1999
## Record status
- **NPPES last updated:** April 9, 2021
---
Source: [NPI Profile](https://npiprofile.com/npi/1962469932) · Data from the CMS NPPES public registry.