John Tuduy Nguyen, M.D.
Family Medicine · Boston, MA
At a glance
110 Francis St, Boston, MA 02215-5501
Published activity: Removal of skin lesions · Removal of tissue. View counts and coverage
NPPES record updated Jun 19, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
110 Francis St Suite 9BBoston, MA 02215-5501
Education & affiliations
- Medical / professional school
- Drexel University College Of Medicine
- Graduation year
- 2004
- CMS specialties
- Family Practice · Peripheral Vascular Disease
Practice groups
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Removal of skin lesions | 31 |
| Removal of tissue | 1649 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Family Medicine
- Taxonomy code
- 207Q00000X
- Enumeration date
- Jun 18, 2009
- Record updated
- Jun 19, 2026
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- M.D.
Reported taxonomies and licenses
390200000X
License reported: 226172 MA
207Q00000X · Primary
License reported: 250148 MA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
110 Francis StSuite 9B
Boston, MA 02215-5501
- Phone
- (617) 632-9236
Mailing address
110 FRANCIS ST STE 9BBOSTON, MA 022155501
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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