YONG HWA LEE M.D.
NPI 1295849198
Internal Medicine in Somerville, MA
About Yong Hwa Lee M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
YONG HWA LEE M.D. (NPI 1295849198) is an individual internal medicine provider in Somerville, Massachusetts, licensed in Massachusetts (81554) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, is affiliated with St Joseph Hospital, and is a graduate of Other (1991).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 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
Yong Hwa Lee 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 Reassignment
Medicare enrollment records show Yong Hwa Lee reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Nashua, NH 03060
- Reassigned Medicare billing, New Hampshire enrollment
- 386 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 5
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Joseph Hospital
Acute Care Hospitals · Nashua, NHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02143 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 Yong Hwa Lee's NPI number?
The NPI number for Yong Hwa Lee is 1295849198. It was assigned to this individual provider in the NPPES registry on August 18, 2006.
Where is Yong Hwa Lee located?
Yong Hwa Lee practices at 280 Highland Ave, Somerville, MA 02143. The listed phone number is (617) 591-4700.
What is Yong Hwa Lee's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Yong Hwa Lee enrolled in Medicare?
Yes. Yong Hwa Lee 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 Yong Hwa Lee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Yong Hwa Lee reassigns Medicare benefits to St Joseph Hospital Of Nashua Nh (Nashua, NH). 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 Yong Hwa Lee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Yong Hwa Lee accept?
Health plans from Ambetter from NH Healthy Families list Yong Hwa Lee 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 Yong Hwa Lee affiliated with any hospitals?
According to CMS data, Yong Hwa Lee is affiliated with St Joseph Hospital.
When was this NPI record last updated?
The NPPES record for Yong Hwa Lee was last updated on October 30, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Yong Hwa Lee, M.D. · NPI 1295849198
Internal Medicine physician in Somerville, Massachusetts. Individual provider, active in the CMS NPPES registry since August 18, 2006.
## Identity
- **NPI:** 1295849198 (Entity type: Individual)
- **Enumerated:** August 18, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 81554 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 280 HIGHLAND AVE, Somerville, MA 02143-1324
- **Phone:** (617) 591-4700
## 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:** St Joseph Hospital Of Nashua Nh (NPI 1093787384, Nashua, NH), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1991
## Record status
- **NPPES last updated:** October 30, 2012
- **Other identifiers:** Medicaid 32001633 (NH); Medicare PIN A3049302 (NH)
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Source: [NPI Profile](https://npiprofile.com/npi/1295849198) · Data from the CMS NPPES public registry.