Oki C. Ishikawa

Dr. Oki C. Ishikawa

Pulmonary Medicine | Sleep Medicine | Intensive Care Medicine
Northwell Health
Northwell Health Physician Partners At Valhalla
465 Columbus Avenue, Suite 125, 
Valhalla, NY 
On Staff At
Offers Telehealth

Northwell Health
Northwell Health Physician Partners At Valhalla
465 Columbus Avenue, Suite 125, 
Valhalla, NY 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Oki Ishikawa is an Internal Medicine specialist and a Sleep Medicine provider in Valhalla, New York. His top areas of expertise are Cerebral Hypoxia, Pneumonia, Asthma, and Asthma in Children. He is board certified in American Board Of Internal Medicine, American Board Of Internal Medicine/Pulmonary Disease, and American Board Of Internal Medicine/Sleep Medicine.

His clinical research consists of co-authoring 9 peer reviewed articles. MediFind looks at clinical research from the past 15 years.

Graduate Institution
St. George's University School Of Medicine-Grenada
Residency
Northwell Health - Lenox Hill Hospital
Specialties
Pulmonary Medicine
Sleep Medicine
Intensive Care Medicine
Board Certifications
American Board Of Internal Medicine
American Board Of Internal Medicine/Pulmonary Disease
American Board Of Internal Medicine/Sleep Medicine
Hospital Affiliations
Northern Westchester Hospital
Languages Spoken
English
Gender
Male
Awards
Patients' Choice Award Recipient (2025)

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem
  • EPO
  • HMO
  • POS
  • PPO
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Cigna
  • EPO
  • HMO
  • PPO
EmblemHealth
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE PART D
Health First
  • HMO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
MVP Health
  • EPO
  • PPO
Northwell Health
  • INSURANCE PLAN
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 9 Less Insurance Carriers -

Locations

Northwell Health Physician Partners at Valhalla
465 Columbus Avenue, Suite 125, Valhalla, NY 10595
Call: 914-769-0268

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


9 Total Publications

Non-Invasive Ventilation: When, Where, How to Start, and How to Stop.
Non-Invasive Ventilation: When, Where, How to Start, and How to Stop.
Journal: Journal of clinical medicine
Published: June 05, 2025
View All 9 Publications
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Staten Island, NY 
 (39.5 miles away)
718-980-5700
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Offers Telehealth

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Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Ishikawa's expertise for a condition
ConditionClose
        • Experienced
        • Acute Interstitial Pneumonia
          Dr. Ishikawa is
          Experienced
          . Learn about Acute Interstitial Pneumonia.
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        • Asthma
          Dr. Ishikawa is
          Experienced
          . Learn about Asthma.
          See more Asthma experts
        • Asthma in Children
          Dr. Ishikawa is
          Experienced
          . Learn about Asthma in Children.
          See more Asthma in Children experts
        • Bronchiectasis
          Dr. Ishikawa is
          Experienced
          . Learn about Bronchiectasis.
          See more Bronchiectasis experts
        • Bullae
          Dr. Ishikawa is
          Experienced
          . Learn about Bullae.
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        • Central Sleep Apnea
          Dr. Ishikawa is
          Experienced
          . Learn about Central Sleep Apnea.
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        View All 18 Experienced Conditions
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