Dr. John K Waas, DO



Hematology   -  Pennsylvania,  Greensburg

 Overview

Dr. John K Waas, DO works in Greensburg, Pennsylvania is a specialist in Hematology, Internal Medicine, Oncology and graduated Lehigh Valley Hospital. Dr. Waas is affiliated with Westmoreland Hospital at Jeannette and practicing for 27 years

 Specialties

  • Hematology
  • Internal Medicine
  • Oncology

 Conditions

• Actinic Cheilitis
• Allergic Reactions to Insect Stings
• Aphasia
• Arterial Dissections With Lentiginosis
• Arterial Revascularization
• Berger's Disease
• Bilateral Cataracts
• Bile Duct Procedure
• Brain and Nervous System Cancer (incl. Gliomas, Astrocytoma, Schwannoma, Medulloblastoma, Chordoma)
• Broken Nose
  ...
• Carcinoma
• Cardiopulmonary Conditions
• Cataract, Congenital, Cerulean, Type 3
• Cervical Spine Reconstruction
• Chronic Headache
• Chronic Pain Management
• Congenital Mitral Stenosis
• Correction of Protruding Ears
• Craniopharyngioma
• Demyelinating Disorders
• Diseases Contagious from Safe Sex
• Excision or Destruction of Tongue Lesion
• External Ear Disorders
• Facet Joint Nerve Ablation
• Food Allergy - Codfish
• Food Allergy - Fruit
• Food Allergy - Tree Nuts
• Functional Movement Screening
• Gastrointestinal Surgery, Laproscopic
• Hand Neuropathy
• Herbal Agent Adverse Reaction - Echinacea
• Hypnosis (Medical Hypnotherapy)
• Hyposmolality and Hyponatremia
• Imperforate Anus
• Intrauterine Device Management
• Joint Implant
• Knee Pain
• Lumbar Decompression Therapy
• Marijuana Amotivational Syndrome
• Memory Disorders
• Mental Retardation, X-Linked Recessive - Macrocephaly - Ciliary Dysfunction
• Metabolic Rate Testing
• Microscopic Ulcerative Colitis
• Minimally Invasive Resection of Mediastinal Tumor
• Muscle Hypotonia
• Muscular Dystrophy, Congenital, Type 1C
• Neurofibromatosis, Type 2
• Non-Melanoma Skin Cancer
• Ocular Myasthenia Gravis
• Optic Ataxia
• Outpatient and inpatient dialysis supervision and management [More]
• Pacemaker Therapy for Heart Failure
• Photosensitivity
• Plasmapheresis
• Pleural Friction Rub
• Post-Dysenteric Arthropathy
• Primary Progressive Multiple Sclerosis
• Prolactinoma
• Pulmonary Sarcoidosis
• Retinoschisis, Autosomal Dominant
• Salivary Gland Stones
• Sensorineural Hearing Loss - Early Greying - Essential Tremor
• Severe Chronic Pain
• Sexual Disorders
• Shoulder Fractures
• Skin Allergy
• Skin Lesion
• Sleep-Related Rhythmic Movement Disorder
• Spinal Dislocation
• Stitches
• The provision of follow-up treatment for patients who have undergone kidney transplants
• The provision of nutritional information for patients with kidney disease
• Thoracoscopic Segmentectomy
• Warts
• Wound Infection
 more details

 Procedures

• Acute Leukemia
• Adrenal Gland Cancer
• Anal and Rectal Cancer
• Anemia
• Antiphospholipid Syndrome (APS)
• Bile Duct Cancer
• Bladder Cancer
• Bone Marrow Biopsy
• Brain and Nervous System Cancer (incl. Gliomas, Astrocytoma, Schwannoma, Medulloblastoma, Chordoma)
• Brain Cancer
  ...
• Breast Cancer
• Carcinoma in Situ
• Central Nervous System Lymphoma
• Cervical Cancer
• Chronic Myeloid Leukemia (CML)
• Coagulation Disorders (incl. Hemophilia)
• Colorectal Cancer
• Cryoglobulinemia
• Deep Vein Thrombosis (DVT)
• ENT Cancer
• Esophageal Cancer
• Gallbladder and Biliary Tract Cancer
• Gum Cancer
• Hematologic Abnormalities Associated With Pregnancy
• Hodgkin's Disease
• Hypercoagulable State
• Immune Thrombocytopenic Purpura (ITP)
• Leukocytosis
• Liver Cancer
• Lung Cancer
• Lymphocytosis
• Lymphoma
• Lymphoma, Large Cell, Anaplastic
• Lymphoma, Large-Cell
• Macroglobulinemia (incl. Waldenstrom's )
• Mantle Cell Lymphoma
• Marginal Zone Lymphoma
• Maternal Anemia
• Mediastinal Tumors, Malignant
• Melanoma
• Mycosis Fungoides
• Myelodysplastic Syndromes
• Myeloma
• Myeloproliferative Disorders
• Neuroendocrine Tumors
• Neutropenia
• Nodular Lymphoma
• Non-Hodgkin's Lymphoma
• Oral Cancer
• Osteosarcoma
• Ovarian Cancer
• Pancreatic Cancer
• Pancytopenia
• Paroxysmal Nocturnal Hemoglobinuria
• Peripheral T-Cell Lymphoma
• Pleura Cancer
• Pleural Neoplasm, Malignant
• Polycythemia Rubra Vera
• Primary Central Nervous System Lymphoma
• Prostate Cancer
• Qualitative Platelet Defects (incl. Glanzmann's Thrombasthenia)
• Renal (Kidney) Cancer
• Secondary Malignancies
• Sezary's Disease
• Skin Cancer
• Small Intestine Cancer
• Soft Tissue Sarcoma
• Stomach and Small Intestine Cancer
• Stomach Cancer
• Testicular Cancer
• Thalassemia
• Thoracentesis
• Thrombocytosis
• Thyroid Cancer
• Tongue Cancer
• Uterine Cancer
• Venous Embolism and Thrombosis
 more details

 Board Certifications

  • Board Certified by the American Board of Internal Medicine

 Years Since Graduation

  • 27

 State License

  • Pennsylvania

 Education & Training

Residency Hospitals

Lehigh Valley Hospital

University Hospital Of Cleveland

Medical School

Philadelphia College Of Osteopathic Medicine

Philadelphia, PA, United States

Graduated: 1996

 Awards

1   Am Soc Oncol
2   American Society Oncology
3   AS Osteo Med
4   ASH
5   Association Osteopathic Medicine

 Dr. Waas Reviews

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 Office Locations


Primary location

 UPMC Cancer Center
400 Oakbrook Drive Suite 2201
Pennsylvania (PA)
Greensburg
15601
 Phone:(724) 834-1463

Other Office Locations

 UPMC Cancer Center
220 Bessemer Road Suite 102
Pennsylvania (PA)
Greensburg
15666
 Phone:(724) 547-7092

Accepting New Patients

  • Yes
* Please verify this information when scheduling an appointment.

 Map & Directions



UPMC Cancer Center, 400 Oakbrook Drive Suite 2201, Greensburg, Pennsylvania (PA), 15601




 Insurances Accepted (check insurance plans)

  • Aetna
  • Aetna HMO
  • Assurant Health
  • Blue Card PPO
  • Blue Cross Blue Shield
  • Choice Care PPO
  • Choice Plus POS
  • Choice Plus POS II
  • Cigna
  • Cigna HMO
  • Cigna PPO
  • Commercial Insurance Company
  • Community Blue PPO
  • CoreSource
  • Coventry Health America PPO
  • Coventry Health Care
  • First Health (Coventry Health Care)
  • First Health (Coventry Health Care) PPO
  • Gateway Health Plan
  • Great West Healthcare-Cigna PPO
  • Highmark Blue Cross Blue Shield
  • Humana
  • Medicaid
  • Medical Mutual of Ohio
  • Medicare
  • Medicare MCR
  • MultiPlan
  • MultiPlan PPO
  • Navigate HMO
  • Navigate POS
  • Open Access Plus
  • Options PPO
  • PHCS Network PPO
  • Select
  • United Healthcare
  • UnitedHealthCare
  • UPMC
  • UPMC Health Plan
  • UPMC PPO

* Please verify this information when scheduling an appointment.

 Blog Posts

Blog Posts for Dr. John K Waas, DO are not present.

 Patients Questions

Patients questions for Dr. John K Waas, DO are not present.

 Affiliated Hospitals


Westmoreland Hospital at Jeannette photo


Westmoreland Hospital at Jeannette

600 Jefferson Avenue Pennsylvania PA, Jeannette, 15644

Westmoreland Hospital at Jeannette is a non-profit hospital located in Jeannette, PA. This hospital reports jointly with Westmoreland Hospital. Therefore the ratings and awards apply to multiple hospitals and this specific hospital may not provide all rated services. Procedures/Diagnosis costs are a...



  •  Latest reviews for Hematology specialists

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