Michelle W.s. Ma, M.D.
Dermatology · Boston, MA
At a glance
750 Washington St, Boston, MA 02111-1526
Published activity: Melanoma (skin cancer) excision · Removal of skin cancer · Removal of skin lesions. View counts and coverage
NPPES record updated Sep 25, 2017. 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
750 Washington St Tufts Medical Center - Department Of Internal MedicineBoston, MA 02111-1526
Education & affiliations
- Medical / professional school
- New York University School Of Medicine
- Graduation year
- 2008
- CMS specialties
- Dermatology
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 |
|---|---|
| Melanoma (skin cancer) excision | 1-10 |
| Removal of skin cancer | 1-10 |
| Removal of skin lesions | 2113 |
| Skin biopsy | 992 |
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.
Reported clinician measures
Measures below describe reported clinician performance in the stated period. They do not form an overall HCPList rating, and reporting differs between clinicians.
Published clinical measures
- Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)
- 100%2024Published MIPS performance rate. Lower rates indicate better performance for this inverse measure. Measure: MIPS_EC_001_overall. Collection type: EHR. Measure denominator: 34.
- Diabetes: Eye Exam
- 0%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_117_overall. Collection type: EHR. Measure denominator: 34.
- Documentation of Current Medications in the Medical Record
- 34%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_130_overall. Collection type: EHR. Measure denominator: 3651.
See all 6 reported measures
- Preventive Care and Screening: Screening for Depression and Follow-Up Plan
- 0%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_134_overall. Collection type: EHR. Measure denominator: 2305.
- Use of High-Risk Medications in Older Adults
- 0%2024Published MIPS performance rate. Lower rates indicate better performance for this inverse measure. Measure: MIPS_EC_238_overall. Collection type: EHR. Measure denominator: 803.
- Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
- 0%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_317_overall. Collection type: EHR. Measure denominator: 3418.
Source: PY 2024 Clinician Public Reporting: MIPS Measures and Attestations · Published Sep 10, 2026.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $372.95 |
Reporting companies
| Company | Amount |
|---|---|
| NOVARTIS PHARMACEUTICALS CORPORATION | $349.07 |
| ORTHO DERMATOLOGICS, A DIVISION OF BAUSCH HEALTH US, LLC | $23.88 |
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
- Dermatology
- Taxonomy code
- 207N00000X
- Enumeration date
- Nov 10, 2008
- Record updated
- Sep 25, 2017
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- M.D.
Reported taxonomies and licenses
207R00000X
License reported: 236962 MA
207N00000X · Primary
License reported: 263129-1 NY
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
750 Washington StTufts Medical Center - Department Of Internal Medicine
Boston, MA 02111-1526
- Phone
- (617) 636-5246
Mailing address
225 W MONTAUK HWY SUITE 3SUITE 3
HAMPTON BAYS, NY 119463531
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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