JM
29 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Maciejewski, Hematologist in Cleveland, OH?
Dr. Jaroslaw Maciejewski, MD is a Hematologist, who primarily practices in Cleveland, OH. He has been practicing for over 29 years and is board certified. Dr. Maciejewski is fluent in English, German, Polish, and Russian, and is currently seeing new patients. Dr. Maciejewski’s practice accepts Medicare, UnitedHealthcare, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Maciejewski’s office at (216) 445-8783.
What are Areas of Expertise for Dr. Maciejewski?
Dr. Jaroslaw Maciejewski, MD is a highly-rated, board-certified Hematologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Maciejewski empowers patients to confidently navigate their health journey, specializing in Anemia-Aplastic, Hematologic Malignancies, Stem Cell Transplant, or comprehensive wellness support. Serving the Cleveland/OH community, Dr. Maciejewski is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Maciejewski go to medical school and complete their residency?
Medical School: Humboldt University of Berlin Medical School
What languages does Dr. Maciejewski speak?
Dr. Maciejewski and their clinical team can communicate with patients in the following languages:
English
German
Polish
Russian
What conditions does Dr. Maciejewski treat?
As a Hematologist, Dr. Maciejewski 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. Maciejewski. 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.
Also known as:
- Aplastic Anemia
- Diamond-Blackfan Anemia
- Anemia
- Diamond-Blackfan anemia
- Bone Marrow Failure Anemia
- Marrow Aplasia
- DBA
- Congenital pure red cell aplasia
- Inherited red cell aplasia
ICD-10 Codes:
- D619: Aplastic anemia, unspecified
- D6101: Constitutional (pure) red blood cell aplasia
Also known as:
- Other Lymphoid Leukemia
- Acute Lymphocytic Leukemia
- Chronic Lymphocytic Leukemia
- Unspecified lymphoid leukemia
- Atypical lymphoid leukemia
- Rare lymphoid leukemia
ICD-10 Codes:
- C91Z0: Other lymphoid leukemia not having achieved remission
Also known as:
- Paroxysmal Nocturnal Hemoglobinuria
- Anemia
- Urine and Urination
- Paroxysmal nocturnal hemoglobinuria
- PNH
- Marchiafava-Micheli syndrome
- Dark urine anemia
ICD-10 Codes:
- D595: Paroxysmal nocturnal hemoglobinuria [Marchiafava-Micheli]
Also known as:
- Myelodysplastic Syndrome
- Myelodysplastic Syndromes
- Myelodysplastic Syndromes Treatment (PDQ®)
- MDS
- Preleukemia
- Bone marrow failure disorder
ICD-10 Codes:
- D469: Myelodysplastic syndrome, unspecified
Also known as:
- Low Neutrophil Count
- Other Neutropenia
- Blood Disorder
- Neutropenia
- Low white blood cell count
- Neutrophil deficiency
- Low neutrophil count
- Acquired neutropenia
- Specific neutropenia
ICD-10 Codes:
- D709: Neutropenia, unspecified
- D708: Other neutropenia
Also known as:
- Acute Myeloid Leukemia
- Chronic Myelomonocytic Leukemia
- Chronic Myeloid Leukemia
- Myelodysplastic/Myeloproliferative Neoplasms Treatment (PDQ®)
- AML Leukemia
- Acute Myeloblastic Leukemia
- Acute Myelogenous Leukemia
- CMML
- Myelomonocytic Leukemia
- Chronic Myelomonocytic Blood Cancer
- Myelodysplastic/Myeloproliferative Neoplasm
ICD-10 Codes:
- C9200: Acute myeloblastic leukemia, not having achieved remission
- C9310: Chronic myelomonocytic leukemia not having achieved remission
- C9311: Chronic myelomonocytic leukemia, in remission
Also known as:
- Anemia
- Iron Deficiency Anemia
- Iron
- Low Red Blood Cell Count
- Low Hemoglobin
- Iron deficiency
- Anemia from Iron Lack
- Low Iron Anemia
- Sideropenic Anemia
ICD-10 Codes:
- D649: Anemia, unspecified
- D509: Iron deficiency anemia, unspecified
Also known as:
- Thrombocytopenia
- Immune Thrombocytopenic Purpura
- Platelet Disorder
- Immune thrombocytopenia
- Low platelet count
- Platelet deficiency
- Bleeding disorder
- ITP
- Idiopathic thrombocytopenic purpura
ICD-10 Codes:
- D696: Thrombocytopenia, unspecified
- D693: Immune thrombocytopenic purpura
Also known as:
- Cancer Chemotherapy
- Cancer Immunotherapy
- Chemo treatment
- Oncology chemotherapy
- Cancer drug therapy
- Oncology immunotherapy
- Immune therapy for cancer
ICD-10 Codes:
- Z5111: Encounter for antineoplastic chemotherapy
- Z5112: Encounter for antineoplastic immunotherapy
Also known as:
- Blood and Bone Marrow Disorder
- Monoclonal Gammopathy
- Blood Disorder
- Bone Marrow Disease
- Plasma Cell Neoplasms (Including Multiple Myeloma) Treatment (PDQ)
- Hematologic Conditions
- Diseases of Blood-Forming Organs
- MGUS
- Plasma Cell Disorder
- Gammopathy of Undetermined Significance
ICD-10 Codes:
- D759: Disease of blood and blood-forming organs, unspecified
- D472: Monoclonal gammopathy
Also known as:
- Polycythemia vera
- Bone Marrow Disease
- Chronic Myeloproliferative Neoplasms Treatment (PDQ)
- PV
- Primary polycythemia
- Erythremia
ICD-10 Codes:
- D45: Polycythemia vera
Also known as:
- Other Types of Pancytopenia
- Blood Disorder
- Rare pancytopenia
- Uncommon low blood counts
- Bone marrow failure
ICD-10 Codes:
- D61818: Other pancytopenia
Which procedures does Dr. Maciejewski perform as a Hematologist?
As a Hematologist, procedures performed by a Dr. Jaroslaw Maciejewski may include:
- 3D Conformal Radiotherapy
- Adaptive Radiation Therapy (ART)
- Adrenalectomy
- Blood Thinning Therapy / Anticoagulation
- Blood Transfusion Consultation
- Blood Transfusion Follow Up
- Bone Excision
- Bone Grafting
For detailed information, please contact Dr. Maciejewski's office.
Does Dr. Maciejewski accept my insurance?
Dr. Maciejewski accepts most major insurance plans. Important: Please call our office at (216) 445-8783 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Maciejewski accept in Cleveland, OH?
Dr. Maciejewski in Cleveland, OH accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
AultCare
CareSource
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Humana
Medical Mutual
Medicare
OptumRx
State of Ohio
UnitedHealthcare
View All Insurances
Where is Dr. Maciejewski's office located?
Dr. Jaroslaw Maciejewski's Primary Practice
8950 Euclid Ave
Cleveland, OH 44195
(216) 445-8783
What is Dr. Maciejewski's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Maciejewski's National Provider Identifier (NPI) number is 1831299908.
What common questions do patients ask about Dr. Maciejewski?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Maciejewski
What is Dr. Jaroslaw Maciejewski's specialty?
Dr. Maciejewski is a Hematologist near Cleveland, OH. An internist with advanced training specializing in disorders of the blood, spleen, and lymphatic system. This specialist manages conditions such as anemia, clotting disorders, sickle cell disease, hemophilia, leukemia, and lymphoma. Contact Dr. Maciejewski to book an appointment today.
Is this Dr. Jaroslaw Maciejewski affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Maciejewski is affiliated with Cleveland Clinic Main Campus which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Hematologist?
Explore Hematologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Jaroslaw Maciejewski accepting new patients in Cleveland, OH?
Yes, Dr. Jaroslaw Maciejewski is accepting new patients at this time.
Does Dr. Jaroslaw Maciejewski offer online booking?
Please contact Dr. Maciejewski's office at (216) 445-8783 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Jaroslaw Maciejewski?
Please contact Dr. Maciejewski's office at (216) 445-8783 for information regarding telehealth appointment availability or for scheduling assistance.
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