Barbara E. Bierer, MD
Hematology (Internal Medicine) Physician · Oncologist in Boston, MA
Provider details
- Specialty
- Hematology (Internal Medicine) Physician
- Credentials
- MD
- NPI number
- 1285642298
Checked against the CMS National Provider Identifier registry on October 2, 2026.
About
Specialties
- Hematology
- Oncology
- Internal Medicine
Insurance
- Aetna HMO
- Cigna - Open Access
- Cigna HMO
- Cigna PPO
- First Health PPO
- Great West Healthcare PPO
- Harvard Pilgrim Health Care PPO
- Humana - Choice Care PPO
- MultiPlan - PHCS PPO
- MultiPlan PPO
- Tufts PPO
- United HealthCare - Choice Plus POS
- United HealthCare - Options PPO
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