Nancy Ko, PA-C

Nancy Ko, PA-C

Physician Assistant (Allergy)
650 E Main St, Bay Shore, NY
4.92
“PA Nancy Ko was extremely thorough, ask many questions, and we are hoping all the blood work she ordered will find some answers.”
Susan H.December 29, 2025
Highly recommended
95% of patients gave this doctor 5 stars
Excellent wait time
100% of patients waited less than 30 minutes
New patient appointments
Appointments available for new patients on Zocdoc

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Scheduling details

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What patients are saying

Overall rating

4.92

Average wait time

4.83

Bedside manner

5.00
“PA Nancy Ko was extremely thorough, ask many questions, and we are hoping all the blood work she ordered will find some answers.”
Susan H.December 29, 2025

About Nancy Ko

With over 15 years of experience in Allergy & Immunology, Nancy Ko, RPA-C, has been dedicated to helping patients manage their allergies, asthma, and other immune system disorders. Partnering with patients to control their symptoms and improve their quality of life is one of the most rewarding aspects of her role as a physician assistant. She believes that educating patients to make informed decisions about their health is a vital part of her approach to patient care.

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In-network insurances

99% of patients have successfully booked with these insurances
Aetna
BlueCross BlueShield
Cigna
Emblem Health
UnitedHealthcare
UnitedHealthcare Oxford
200+ more in-network plans

Popular visit reasons

Allergy Consultation
Allergy Shots
Allergy Testing
Drug Allergy
Illness
Infection Consultation
Rash
Tiredness / Fatigue
Allergy Consultation
Allergy Shots
Allergy Testing
Drug Allergy

Office location

Optum Medical Care P.C. - 650 E Main St
650 E Main St, Bay Shore, NY 11706

Education and background

Practice names

Board certifications

  • National Commission on Certification of Physician Assistants

Languages spoken

  • English
  • Spanish

Provider's gender

Female

NPI number

1710196662

Patient reviews

All reviews have been submitted by patients after interacting with the practice.
Overall rating
4.92
Wait time
4.83
Bedside manner
5.00
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38 reviews
Most relevant
PA Nancy Ko was extremely thorough, ask many questions, and we are hoping all the blood work she ordered will find some answers.
Verified patient
She is highly qualified and very supportive.
Verified patient
Verified patient
Verified patient
Verified patient
Frequently asked questions

How soon can I make an appointment with Nancy Ko?

Generally, Nancy Ko has appointments available on Zocdoc within 1 week. You can see Nancy Ko's earliest availability on Zocdoc and make an appointment online.

Is Nancy Ko accepting new patients?

Nancy Ko generally accepts new patients on Zocdoc. You can see Nancy Ko's earliest availability on Zocdoc and schedule an appointment online.

Does Nancy Ko accept my insurance?

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Can I make an appointment with Nancy Ko online?

Yes, you can make an appointment online with Nancy Ko using Zocdoc. It’s simple, secure, and free.

What practice does Nancy Ko work with?

Where is Nancy Ko's office located?

Nancy Ko's office is located at 650 E Main St, Bay Shore, NY 11706.

Which board certifications does Nancy Ko have?

Nancy Ko is certified by National Commission on Certification of Physician Assistants.

What are common reasons for patients to see Nancy Ko?

Nancy Ko frequently sees patients for Allergy Consultation, Allergy Testing, Illness, Infection Consultation, and Rash. You can see other visit reasons for Nancy Ko on their profile.

What languages does Nancy Ko speak?

Nancy Ko speaks English and Spanish.

How do patients rate Nancy Ko in reviews?

38 patients have reviewed Nancy Ko. The overall rating for this doctor is 4.92/5. They have a 5/5 rating for bedside manner and a 4.83/5 rating for wait time. You can read individual reviews and ratings on their profile.

ZocdocPhysician Assistants (Allergy)Nancy Ko, PA-C