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Dr. John Allan, MD

Hematology & Oncology*
Dr. John Allan, MD
4.9 (141 Ratings)

Offers telehealth

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Dr. John Allan, MD is a Hematologist Oncologist in New York, NY.
Dr. John Allan, MD
4.9 (141 Ratings)
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Dr. John Allan, MD

Hematology & Oncology*
New York, NY
Accepting new patients
16 years of experience

Offers telehealth

Dr. John Allan, MD is a Hematologist Oncologist in New York, NY.
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About

Dr. Allan graduated from Saint Louis University School of Medicine in 2009 and completed a residency at New York Presbyterian Hospital Weill Cornell Medical Center. Dr. John Allan, MD is a Hematologist Oncologist in New York, NY and has 16 years experience. Dr. Allan currently practices at Practice and are affiliated with Weill Cornell Medical Center. Dr. Allan has experience treating conditions like Chronic Lymphocytic Leukemia, Acquired Hemolytic Anemia and Non-Hodgkin's Lymphoma among other conditions at varying frequencies. At present, Dr. Allan received an average rating of 4.9/5 from patients and has been reviewed 141 times. Dr. Allan's office accepts new patients and telehealth appointments. Dr. Allan is board certified in Hematology and accepts multiple insurance plans.

Offers Telehealth

This provider offers telehealth appointments. Call the office to schedule.

Explains Conditions Well

Patients said this doctor explains conditions well.

Trustworthy

Patients said this doctor is trustworthy.

Friendly Staff

Patients said the staff was friendly.

Easy Scheduling

Patients said scheduling was easy.

Locations

  1. 1 Chronic Lymphocytic Leukemia (CLL)
    520 E 70th St # 3, New York, NY 10021

Experience and Background Check

Chronic Lymphocytic Leukemia
Acquired Hemolytic Anemia
Non-Hodgkin's Lymphoma
Chronic Lymphocytic Leukemia
Acquired Hemolytic Anemia
Non-Hodgkin's Lymphoma
Diffuse Large B-Cell Lymphoma
Primary Central Nervous System Lymphoma
Anemia
  • View other providers who treat Anemia
Bleeding Disorders
Coagulation Disorders
Follicular Lymphoma Grade 1
Hodgkin's Disease
Leukocytosis
Lymphocytosis
Macroglobulinemia (incl. Waldenstrom's )
Mantle Cell Lymphoma
Marginal Zone Lymphoma
Neutropenia
Pancytopenia
Prostate Cancer
Secondary Hypertension
Skin Cancer
Uterine Cancer
Vitamin B Deficiency
Bone Marrow Biopsy
Acquired Red Cell Aplasia
Acute Leukemia
Acute Lymphoid Leukemia
Acute Myeloid Leukemia
Adult T-Cell Lymphoma
All Lymphoma
Anaplastic Large Cell Lymphoma
Anaplastic Large Cell Lymphoma, ALK Negative
Anaplastic Large Cell Lymphoma, ALK Positive
Antiphospholipid Syndrome (APS)
Astrocytoma
Basal Cell Carcinoma
Benign Neoplasm of Brain
Biliary Tract Cancer
Bladder Cancer
Bone Cancer
Brain Cancer
Breast Cancer
Breast Carcinoma
Breast Lump
Burkitt's Lymphoma
Cancer of Cerebral Meninges
Central Nervous System Lymphoma
Cervical Cancer
Chronic Myeloid Leukemia (CML)
Chronic Myelomonocytic Leukemia
Colorectal Cancer
Constitutional Aplastic Anemia
Cryoglobulinemia
Cutaneous Follicle Center Lymphoma
Cutaneous T-Cell Lymphoma
Deep Vein Thrombosis (DVT)
Diffuse Follicle Center Lymphoma
Diffuse Lymphoblastic Lymphoma
Ductal Carcinoma in Situ
Esophageal Cancer
Eye Cancer
Follicular Lymphoma Grade 2
Follicular Lymphoma Grade 3
Follicular Lymphoma Grade 3A
Gallbladder and Biliary Tract Cancer
Gallbladder Cancer
Head and Neck Cancer
Hemochromatosis
Hemophilia
Hypercoagulable State
Immune Thrombocytopenia
Kidney Cancer
Laryngeal Cancer
Leukocytopenia
Liver Cancer
Lobular Carcinoma
Lung Cancer
Lymphocytopenia
Lymphoma
  • View other providers who treat Lymphoma
Lymphosarcoma
Male Breast Carcinoma
Malignant Mediastinal Tumor
Malignant Pleura Secondary
Mature T and NK-Cell Cancer
Mediastinal B-Cell Lymphoma
Medulloblastoma
Melanoma
  • View other providers who treat Melanoma
Meningiomas
Merkel Cell Carcinoma
Metastatic Respiratory System Cancer
Mixed-Cellularity Hodgkins Lymphoma
Multiple Myeloma
Mycosis Fungoides
Myelodysplastic Syndromes
Myeloproliferative Disorders
Neuroendocrine Tumors
Nodular Lymphocyte-Predominant Hodgkin Lymphoma
Nodular Lymphoma
Nodular Sclerosis Hodgkins Lymphoma
Oral Cancer
Osteosarcoma
Ovarian Cancer
Pancreatic Cancer
Paroxysmal Nocturnal Hemoglobinuria
Peripheral T-Cell Lymphoma
Peritoneal Cancer
Pineal Region Tumors
Pituitary Gland Cancer
Pituitary Tumor
Plasma Cell Leukemia
Pleura Cancer
Pleural Cancer
Polycythemia Rubra Vera
Primary Hypercoagulable State
Salivary Gland Cancer
Schwannoma
Sickle Cell Disease
Sickle Cell Hemoglobin SS Disease
Soft Tissue Sarcoma
Soft Tissue Sarcoma of Head, Face, and Neck
Squamous Cell Carcinoma of Skin
Stomach and Small Intestine Cancer
Stomach Cancer
T-Cell Prolymphocytic Leukemia
Testicular Cancer
Thalassemia
Thalassemia Minor
Thrombocytosis
Thyroid Cancer
Venous Embolism and Thrombosis
Anemia and Iron Deficiency Screening
Bone Marrow Evaluation
Bone Marrow Transplant
Cancer Screening
Colposcopy
Erythropoietin Test
Excision of Scapula, Clavicle, Rib, or Sternum
Immunotherapy
Leukemia Diagnostic Evaluations
Liver Biopsy
Lymphoma Evaluation
Oral Cancer Screening
Plasmapheresis
Skin Screenings
Thoracentesis

Patient Satisfaction

Likelihood to recommend Dr. Allan
4.9
Based on 141 Reviews
5 Stars (135)
4 Stars (3)
3 Stars (0)
2 Stars (0)
1 Star (3)

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Patient Reviews
Mar 03, 2025
perfect
sal tassone — Mar 03, 2025
See more reviews on Healthgrades
Photo: Dr. John Allan, MD
How would you rate your experience with Dr. John Allan, MD?
  • Likelihood of recommending Dr. Allan to family and friends

Dr. Allan's Office & Staff

  • Ease of scheduling urgent appointments
  • Office environment, cleanliness, comfort, etc.
  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. Allan

  • Level of trust in provider's decisions
  • How well provider explains medical condition(s)
  • How well provider listens and answers questions
  • Hpends appropriate amount of time with patients

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Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Oxford Health Plans
  • VNS Choice
  • Emblem Health
    Health Insurance Plan of Greater New York (HIP)
  • Select
    Aetna
  • HealthyBlue 2.0
    HealthyBlue Advantage
  • Medicare
  • Affinity Health Plan
  • Amida Care
  • Fidelis Care
  • Empire Blue Cross Blue Shield
  • United Healthcare EPO
    Compass
    Empire Plan
    Community Plan
    United Healthcare
    United Healthcare POS
  • Personal Choice PPO
  • National (BlueCard) PPO
    Empire (Select Network)-NY POS
    Blue Access (Select Network)-NY
    Blue Priority (Select Network)-NY
    National (BlueCard Basic) PPO
  • Cigna PPO
    Cigna EPO
    Cigna POS
    Cigna
  • POMCO Group
  • Medicaid

About Me

Biography
  • Dr. John Allan, MD is a hematologist oncologist in New York, NY and has over 15 years of experience in the medical field. He graduated from Saint Louis University School of Medicine in 2009. He specializes in Hematology & Oncology.
Biography
Specialties*
Hematology & Oncology
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Medical Education

Medical Education
  • Saint Louis University School of Medicine
    2009
Medical Education

Board Certifications

Board Certifications
  • Hematology and Medical Oncology
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

Residency

Residency Hospital
  • New York Presbyterian Hospital Weill Cornell Medical Center
Residency Hospital
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Allan communicate via email?
22 users said yes.
Yes
(22)
No
(5)
Does Dr. Allan offer telehealth services or virtual visits?
20 users said yes.
Yes
(20)
No
(4)
Does Dr. Allan offer an online patient portal?
30 users said yes.
Yes
(30)
No
(0)
Does Dr. Allan have free onsite parking?
3 users said yes.
Yes
(3)
No
(18)
Does Dr. Allan offer weekend visits?
2 users said yes.
Yes
(2)
No
(16)
Does Dr. Allan offer evening visits?
4 users said yes.
Yes
(4)
No
(10)
Does Dr. Allan specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Allan specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Allan specialize in couples therapy?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Allan specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Allan accept insurance?
No responses yet.
Yes
(0)
No
(0)

Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. John Allan, MD. To arrange an appointment, call the number on Dr. Allan's profile.

Dr. Allan frequently treats the following conditions: Chronic Lymphocytic Leukemia, Acquired Hemolytic Anemia and Non-Hodgkin's Lymphoma. See more on Sharecare.

Dr. John Allan, MD is affiliated with Weill Cornell Medical Center.

Yes, Dr. John Allan, MD holds board certification in Hematology and Medical Oncology.

Dr. Allan has over 16 years of healthcare experience.

Hospital Affiliations

  • Weill Cornell Medical Center

    525 E 68th St, New York, NY

Dr. John Allan, MD

Dr. John Allan, MD

(141)

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