Dr. Mary M Oneil, MD



Internal Medicine   -  New York,  Orchard Park

 Overview

Dr. Mary M Oneil, MD works in Orchard Park, New York is a specialist in Internal Medicine, Rheumatology and graduated Cleveland Clinic Fndn. Dr. Oneil is affiliated with Kaleida Health Buffalo General Hospital, Kenmore Mercy Hospital, Mercy Hospital, Millard Fillmore Hospital and practicing for 33 years

 Specialties

  • Internal Medicine
  • Rheumatology

 Conditions

• Aspergillus Spp Fungus Allergy
• Complex Tooth Extraction
• Correction of Protruding Ears
• Dental Cleaning
• Dog Allergy
• Fibromyalgia
• Food Additive Adverse Reaction - Chocolate
• Food Additive Allergy
• Food Additive Allergy - Amaranth
• Food Additive Allergy - Annatto
  ...
• Food Allergy - Carp
• Food Allergy - Castor Bean
• Hemofiltration
• Hyperglycemia
• Hyperkalemic Periodic Paralysis
• Hyperpigmentation
• Hypothermia
• Lumbar Epidural Nerve Block
• Medial Tibial Stress Syndrome
• Mood Changes
• Neurological Injuries
• Oculo-Cerebro-Acral, (Roberts-Like) Ectrodactyly
• Oxycontin Addiction
• Radiation Proctitis
• Radiation-Related Neoplasm
• Renal Artery Arteriosclerotic Disease
• Rheumatoid Arthritis
• Sinonasal Undifferentiated Carcinoma
• Stress Test
• Visual Field Loss
 more details

 Procedures

• Joint Drainage
• Steroid Injection

 Years Since Graduation

  • 33

 State License

  • New York

 Education & Training

Residency Hospitals

Cleveland Clinic Fndn

Kaleida Health Sys M Fillmore

Medical School

Saint Louis University School Of Medicine

ST LOUIS, MO, United States

Graduated: 1990

 Awards

Awards for Dr. Mary M Oneil, MD are not present.

 Dr. Oneil Reviews

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 Office Locations


Primary location

 Buffalo Rheumatology
3055 Southwestern Boulevard Suite 100
New York (NY)
Orchard Park
14127
 Phone:(716) 675-2500

Accepting New Patients

  • No
* Please verify this information when scheduling an appointment.

 Map & Directions



Buffalo Rheumatology, 3055 Southwestern Boulevard Suite 100, Orchard Park, New York (NY), 14127




 Insurances Accepted (check insurance plans)

  • Aetna
  • Blue Card PPO
  • Blue Cross Blue Shield
  • Capital District Physician's Health Plan (CDPHP)
  • Capital District Physician's Health Plan (CDPHP) HMO
  • Choice Plus POS
  • Choice Plus POS II
  • Cigna
  • Cigna PPO
  • Commercial Insurance Company
  • Encompass
  • Great West Healthcare-Cigna PPO
  • Humana
  • Independent Health
  • Medicare
  • Medicare MCR
  • MVP Health Care
  • MVP Health Care PPO
  • National Elevator
  • Navigate HMO
  • Navigate POS
  • Open Access Plus
  • Options PPO
  • United Healthcare
  • UnitedHealthCare

* Please verify this information when scheduling an appointment.

 Blog Posts

Blog Posts for Dr. Mary M Oneil, MD are not present.

 Patients Questions

Patients questions for Dr. Mary M Oneil, MD are not present.

 Affiliated Hospitals


Kaleida Health Buffalo General Hospital photo


Kaleida Health Buffalo General Hospital

100 High Street New York NY, Buffalo, 14203

Kaleida Health Buffalo General Hospital is a hospital located in Buffalo, NY. This hospital reports jointly with Millard Fillmore Hospital. Therefore the ratings and awards apply to multiple hospitals and this specific hospital may not provide all rated services. Procedures/Diagnosis costs are at th...






Kenmore Mercy Hospital

2950 Elmwood Avenue New York NY, Kenmore, 14217

For more than 50 years, Kenmore Mercy Hospital has been serving the health and wellness needs of Buffalo's northern suburbs, offering the comfort and convenience of a community hospital with advanced technology and cutting-edge services. Founded in 1951 on the vision and commitment of the Sisters of...


 1-877-550-3870


Mercy Hospital photo


Mercy Hospital

3663 South Miami Avenue Florida FL, Miami, 33133

Mercy Hospital is a non-profit hospital located in Miami, FL. Procedures/Diagnosis costs are at the state average in 7 of 16 procedures. Length of Stay is at the state average in 10 of 16 procedures.



Millard Fillmore Hospital photo


Millard Fillmore Hospital

3 Gates Circle New York NY, Buffalo, 14209

Millard Fillmore Hospital is a hospital located in Buffalo, NY. This hospital reports jointly with Kaleida Health Buffalo General Hospital. Therefore the ratings and awards apply to multiple hospitals and this specific hospital may not provide all rated services. Procedures/Diagnosis costs are at th...



  •  Latest reviews for Internal Medicine specialists

  • Dr. C. is a pleasant, professional caring and fun doctor. Answered all my questions on a keep it simple level and explained everything. He took his time. I will refer them when needed. What a great group!
    07 February 2024
    (6)
  • He is the best if you need help with panic attacks. He fixed up my medication and I feel better.
    31 January 2024
    (40)
  • Dr. Jungblut and staff are all professional, fun, conscientious. Been going here for a long time. My children and grandchildren now see Dr. Jungblut too.
    24 January 2024
    (7)
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