HYEWON HYUN M.D.
NPI 1063587889
Radiology - Diagnostic Radiology in Cambridge, MA
About Hyewon Hyun M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HYEWON HYUN M.D. (NPI 1063587889) is an individual diagnostic radiology provider in Cambridge, Massachusetts, licensed in Massachusetts (203740) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of Albany Medical College Of Union University (1989).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Hyewon Hyun 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
4Medicare enrollment records show Hyewon Hyun reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Cambridge, MA 02142
- Reassigned Medicare billing, Massachusetts enrollment
- 119 clinicians in this Medicare group
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- Also billed through NPI 1346433257 (Massachusetts)
- 1,026 clinicians in this Medicare group
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 4,574 clinicians in this Medicare group
South Weymouth, MA 02190
- Reassigned Medicare billing, Massachusetts enrollment
- 419 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 10
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Massachusetts General Hospital
Acute Care Hospitals · Boston, MANewton-Wellesley Hospital
Acute Care Hospitals · Newton, 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 02138 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.
CAMBRIDGE, MA 02138
CAMBRIDGE, MA 02138
CAMBRIDGE, MA 02138
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 Hyewon Hyun's NPI number?
The NPI number for Hyewon Hyun is 1063587889. It was assigned to this individual provider in the NPPES registry on November 21, 2006.
Where is Hyewon Hyun located?
Hyewon Hyun practices at 330 Mount Auburn St, Cambridge, MA 02138. The listed phone number is (617) 499-5070.
What is Hyewon Hyun's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Hyewon Hyun enrolled in Medicare?
Yes. Hyewon Hyun 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 Hyewon Hyun's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hyewon Hyun reassigns Medicare benefits to 4 organizations: Massachusetts Institute Of Technology (Cambridge, MA), Dana-Farber Cancer Institute, Inc. (Boston, MA), Brigham & Womens Physicians Organization Inc (Boston, MA) and Harbor Medical Associates, Inc. (South Weymouth, 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 Hyewon Hyun's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Hyewon Hyun accept?
Health plans from Taro Health list Hyewon Hyun 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 Hyewon Hyun affiliated with any hospitals?
According to CMS data, Hyewon Hyun is affiliated with Massachusetts General Hospital, Newton-Wellesley Hospital, Brigham And Women's Hospital and Faulkner Hospital-Brigham And Women's.
When was this NPI record last updated?
The NPPES record for Hyewon Hyun was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Hyewon Hyun, M.D. · NPI 1063587889
Diagnostic Radiology physician in Cambridge, Massachusetts. Individual provider, active in the CMS NPPES registry since November 21, 2006.
## Identity
- **NPI:** 1063587889 (Entity type: Individual)
- **Enumerated:** November 21, 2006
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** 203740 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 330 MOUNT AUBURN ST, Cambridge, MA 02138-5502
- **Phone:** (617) 499-5070 · **Fax:** (617) 499-5138
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Massachusetts Institute Of Technology (NPI 1346308723, Cambridge, MA); Dana-Farber Cancer Institute, Inc. (NPI 1851333686, Boston, MA); Brigham & Womens Physicians Organization Inc (NPI 1033535497, Boston, MA); Harbor Medical Associates, Inc. (NPI 1124079561, South Weymouth, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Albany Medical College Of Union University, class of 1989
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare ID-Type Unspecified A31180 (MA); Medicare UPIN H18349 (MA); Medicaid 0104612 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1063587889) · Data from the CMS NPPES public registry.