Karen Wiedemann Eldin, MD
Pathology (CMS) · Boston, MA
At a glance
75 Francis St, Boston, MA 02115-6110
NPPES record updated Jul 27, 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
81 Highland AveSalem, MA 019702714
Phone: 9783543600 2014 Washington St
Newton, MA 024621607
Phone: 6172436140 1153 Centre St
Jamaica Plain, MA 021303446
Phone: 6179837000 55 Fruit St
Boston, MA 021142696
Phone: 6176430800
Education & affiliations
- Medical / professional school
- Baylor College Of Medicine
- Graduation year
- 2001
- CMS specialties
- Pathology
Practice groups
Reported hospital affiliations
- Anna Jaques Hospital Newburyport, MA
- Brigham And Women's Hospital Boston, MA
- Massachusetts General Hospital Boston, MA
- North Shore Medical Center - Salem, MA
- Northeast Hospital Corporation Beverly, 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.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
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
- Pathology (CMS)
- Taxonomy code
- 207ZP0102X
- Enumeration date
- May 25, 2006
- Record updated
- Jul 27, 2026
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
207ZP0102X · Primary
License reported: 293660 MA
207ZP0102X
License reported: M1085 TX
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
PO BOX 741169HOUSTON, TX 772741169
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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