DR. DOREEN DEFARIA YEH MD
NPI 1407815483
Internal Medicine - Cardiovascular Disease in Boston, MA
About Dr. Doreen Defaria Yeh Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DOREEN DEFARIA YEH MD (NPI 1407815483) is an individual cardiovascular disease provider in Boston, Massachusetts, licensed in Massachusetts (225610) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of University Of Massachusetts Medical School (2003).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
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. Doreen Defaria Yeh 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 Reassignments
3Medicare enrollment records show Doreen Yeh reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,360 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,234 clinicians in this Medicare group
Melrose, MA 02176
- Reassigned Medicare billing, Massachusetts enrollment
- 12 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 12
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.
Massachusetts General Hospital
Acute Care Hospitals · Boston, MANewton-Wellesley Hospital
Acute Care Hospitals · Newton, MABrigham And Women's Hospital
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02114 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 02114
BOSTON, MA 02114
BOSTON, MA 02114
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 Doreen Yeh's NPI number?
The NPI number for Doreen Yeh is 1407815483. It was assigned to this individual provider in the NPPES registry on March 20, 2006. The provider is also known as Dr. Doreen Elizabeth Defaria MD.
Where is Doreen Yeh located?
Doreen Yeh practices at 55 Fruit St Cardiology Division, Yawkey, Boston, MA 02114. The listed phone number is (617) 724-4600.
What is Doreen Yeh's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Doreen Yeh enrolled in Medicare?
Yes. Doreen Yeh 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 Doreen Yeh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Doreen Yeh reassigns Medicare benefits to 3 organizations: Massachusetts General Physicians Organization Inc (Boston, MA), The General Hospital Corporation (Boston, MA) and Melrose Internal Medicine Assoc PC (Melrose, 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 Doreen Yeh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Doreen Yeh affiliated with any hospitals?
According to CMS data, Doreen Yeh is affiliated with Massachusetts General Hospital, Newton-Wellesley Hospital and Brigham And Women's Hospital.
When was this NPI record last updated?
The NPPES record for Doreen Yeh was last updated on February 24, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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. Doreen Defaria Yeh, MD · NPI 1407815483
Cardiovascular Disease physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since March 20, 2006.
## Identity
- **NPI:** 1407815483 (Entity type: Individual)
- **Enumerated:** March 20, 2006
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** 225610 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 55 FRUIT ST, CARDIOLOGY DIVISION, YAWKEY, Boston, MA 02114-2621
- **Phone:** (617) 724-4600
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Massachusetts General Physicians Organization Inc (NPI 1801874573, Boston, MA); The General Hospital Corporation (NPI 1023049236, Boston, MA); Melrose Internal Medicine Assoc PC (NPI 1629055538, Melrose, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Massachusetts Medical School, class of 2003
## Record status
- **NPPES last updated:** February 24, 2010
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Source: [NPI Profile](https://npiprofile.com/npi/1407815483) · Data from the CMS NPPES public registry.