Oki C. Ishikawa
465 Columbus Avenue, Suite 125, 
Valhalla, NY 

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 BCBS
  • 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

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.


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Frequently Asked Questions about Dr. Oki C. Ishikawa

How do I make an appointment with Dr. Oki C. Ishikawa?

You can book an appointment with Dr. Oki C. Ishikawa by calling their office at 914-769-0268. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Oki C. Ishikawa a top-rated expert for Cerebral Hypoxia?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Oki C. Ishikawa is classified as an Experienced expert for Cerebral Hypoxia, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Oki C. Ishikawa specialize in?

While Dr. Oki C. Ishikawa is a Pulmonary Medicine, they have specific expertise in Cerebral Hypoxia, Pneumonia, and Asthma. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Pulmonary Medicine.

Does Dr. Oki C. Ishikawa participate in research or clinical trials?

Yes. Dr. Oki C. Ishikawa has published 9 articles and abstracts on conditions like Cerebral Hypoxia. You can view a list of Dr. Oki C. Ishikawa's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Oki C. Ishikawa accept my insurance?

Dr. Oki C. Ishikawa accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 914-769-0268 to verify that your specific plan is currently accepted before your visit.

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

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