Affiliated with a Castle Connolly Top Hospital
Who is Dr. Ryan, Internist in Boston, MA?
Dr. Christine Ryan, MD is an Internist, who primarily practices in Boston, MA with 1 additional practice location. Dr. Ryan is fluent in English, and is currently seeing new patients. Dr. Ryan’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ryan’s office at (617) 732-5500.
What languages does Dr. Ryan speak?
Dr. Ryan and their clinical team can communicate with patients in the following languages:
English
What conditions does an Internist like Dr. Ryan typically treat?
As an Internist, Dr. Ryan diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Ryan. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Diffuse Large B-cell Lymphoma
- Mantle Cell Lymphoma
- Non-Hodgkin Lymphoma
- Follicular Lymphoma
- Lymphoma
- DLBCL
- Aggressive B-cell Lymphoma
- Diffuse B-cell Lymphoma
- MCL
- Mantle Cell Lymphoma Cancer
- Lymphatic Cancer
- Lymphosarcoma
- NHL
- Follicular Lymphoma Cancer
- Indolent Lymphoma
- FL
ICD-10 Codes:
- C8338: Diffuse large B-cell lymphoma, lymph nodes of multiple sites
- C8318: Mantle cell lymphoma, lymph nodes of multiple sites
- C8580: Other specified types of non-Hodgkin lymphoma, unspecified site
- C8298: Follicular lymphoma, unspecified, lymph nodes of multiple sites
Also known as:
- Cancer Chemotherapy
- Chemo treatment
- Oncology chemotherapy
- Cancer drug therapy
ICD-10 Codes:
- Z5111: Encounter for antineoplastic chemotherapy
Also known as:
- Chronic Lymphocytic Leukemia
- Chronic Lymphocytic Leukemia Treatment (PDQ®)
- CLL
- B-cell chronic lymphocytic leukemia
- Lymphocytic leukemia
ICD-10 Codes:
- C9110: Chronic lymphocytic leukemia of B-cell type not having achieved remission
Also known as:
- Hodgkin Lymphoma
- Hodgkin's Disease
- Lymphatic Cancer
- Reed-Sternberg Lymphoma
ICD-10 Codes:
- C8170: Other Hodgkin lymphoma, unspecified site
What procedures does an Internist like Dr. Ryan typically perform?
As an Internist, Dr. Ryan performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Ryan. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Blood Transfusion
- Blood Transfusion and Donation
- Blood product transfusion
- Red blood cell transfusion
- Plasma transfusion
CPT Codes:
- 36430: Transfusion, blood or blood components
Also known as:
- Bone Marrow Biopsy and Aspiration
- Biopsy
- Bone Marrow Tests
- Bone Marrow Exam
- Bone Marrow Sample Collection
- Diagnostic Bone Marrow Procedure
CPT Codes:
- 38222: Diagnostic bone marrow; biopsy(ies) and aspiration(s)
Does Dr. Ryan accept my insurance?
Dr. Ryan accepts most major insurance plans. Important: Please call our office at (617) 732-5500 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Ryan accept in Boston, MA?
Dr. Ryan in Boston, MA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
BCBS Unspecified
Blue Cross Blue Shield Association
Blue Cross Blue Shield of Massachusetts
Cigna Group
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Medicare
Point32Health
State of Massachusetts
UnitedHealth Group
View All Insurances
Where is Dr. Ryan's office located?
What hospitals are Dr. Ryan affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Ryan has admitting privileges at the following hospitals:
Brigham And Women's Hospital,Boston, MA
Ranked in 4 Procedures

Ranked in 4 Procedures
Emerson Health,Concord, MA
Ranked Cancer Surgery

Ranked in 2 Procedures

Ranked Cancer Surgery
Ranked in 2 Procedures
Southern New Hampshire Medical Center,Nashua, NH
Ranked in 2 Specialties

Ranked in 3 Procedures

Ranked in 2 Specialties
Ranked in 3 Procedures
Holyoke Medical Center,Holyoke, MA
Ranked Orthopaedic Surgery

Ranked Spine Surgery

Ranked Orthopaedic Surgery
Ranked Spine Surgery
Dana - Farber Cancer Institute - Longwood Medical Area,Boston, MA
What is Dr. Ryan's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Ryan's National Provider Identifier (NPI) number is 1770013542.
What common questions do patients ask about Dr. Ryan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Ryan
What is Dr. Christine Ryan's specialty?
Dr. Ryan is an Internist near Boston, MA.
What does an Internist do?
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.