Sasha Stephen, MD
Dermatology · Boston, MA
At a glance
75 Francis St, Boston, MA 02115-6110
Published activity: Removal of skin lesions · Removal or shaving of skin growth · Skin biopsy. View counts and coverage
NPPES record updated Jun 11, 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
75 Francis StBoston, MA 02115-6110
Additional reported practice locations
100 Brigham WayWestwood, MA 020902442
Phone: 8779378128 50 Staniford St
Boston, MA 021142517
Phone: 6177262914 221 Longwood Ave
Boston, MA 021155804
Phone: 6177324918
Education & affiliations
- Medical / professional school
- Perelman School Of Med At The University Of Pennsylvania
- Graduation year
- 2011
- CMS specialties
- Dermatology
Practice groups
Reported hospital affiliations
- Brigham And Women's Hospital Boston, MA
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.
Source: CMS Facility Affiliation Data · 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 | 335 |
| Removal or shaving of skin growth | 1-10 |
| Skin biopsy | 62 |
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
- Dermatology
- Taxonomy code
- 207N00000X
- Enumeration date
- May 12, 2011
- Record updated
- Jun 11, 2026
More registry details
- Provider type
- Individual · Type 1
- Other reported name
- ALEKSANDRA STEPHEN
- Reported credentials
- MD
Reported taxonomies and licenses
207N00000X
License reported: DR.0061520 CO
390200000X
License reported: MT199331 PA
207N00000X · Primary
License reported: 294725 MA
207N00000X
License reported: MT199331 PA
207R00000X
License reported: MT199331 PA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
75 Francis StBoston, MA 02115-6110
- Phone
- (617) 732-5500
Mailing address
75 FRANCIS STBOSTON, MA 021156110
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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