DR. NICHOLAS KARJUN CHAN M.D.
NPI 1396132403
Ophthalmology in Oak Lawn, IL

Q: What is Nicholas Chan's NPI number?

The NPI number for Nicholas Chan is 1396132403. It was assigned to this individual provider in the NPPES registry on April 16, 2015.

Q: What is Nicholas Chan's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Q: When was this NPI record last updated?

The NPPES record for Nicholas Chan was last updated on January 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 16, 2015PECOS EnrolledAccepts Medicare Assignment

6201 W 95TH ST, OAK LAWN, IL 60453(708) 636-9393(708) 636-2022 Get Directions Write a Review

NPPES record last updated: January 5, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 5, 2026, Jul 7, 2025, Dec 23, 2024 and 3 more (6 updates tracked since 2020).

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About Dr. Nicholas Karjun Chan M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. NICHOLAS KARJUN CHAN M.D. (NPI 1396132403) is an individual ophthalmology provider in Oak Lawn, Illinois, licensed in Illinois (036152835) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS, is affiliated with Osf Little Company Of Mary Medical Center, and maintains 7 additional practice locations.

NPPES Registry Identity

NPI1396132403

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameDR. NICHOLAS KARJUN CHANCredential: M.D.

Location Address6201 W 95TH STOak Lawn, IL 60453-3888

Mailing Address6201 W 95th StOak Lawn, IL 60453-3888 · (086) 369-3937 · Fax (708) 636-2022

Phone(708) 636-9393

Fax(708) 636-2022

Sole ProprietorNo

Medical School CMSClvlnd Clinic Lerner College Of Med Of Case Wstn Rsv UniversityGraduated 2015

Enumeration DateApril 16, 2015

Last NPPES UpdateJanuary 5, 20266 updates tracked since enumeration

NPPES CertifiedJanuary 5, 2026

✔ NPI 1396132403 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in IL · 036152835

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

6201 W 95TH ST, Oak Lawn, IL 60453

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Secondary Practice Locations 7

Location 1259 E Erie St Ste 1520Chicago, IL 60611-3111 · Phone (312) 695-8150 · Fax (312) 695-3652

Location 2100 Woodruff Cir NE, Suite 327Atlanta, GA 30322-1020 · Phone (404) 727-5658

Location 314494 John Humphrey DrOrland Park, IL 60462-2638 · Phone (708) 226-9393 · Fax (708) 403-5751

Location 44459 N Kedzie AveChicago, IL 60625-4785 · Phone (773) 866-2020 · Fax (773) 866-2022

Location 568 W Dundee RdBuffalo Grove, IL 60089-3758 · Phone (847) 541-3334 · Fax (847) 541-8442

Location 617W682 Butterfield RdOakbrook Terrace, IL 60181-4029 · Phone (708) 636-9393 · Fax (708) 636-2022

Location 71760 W Wise RdSchaumburg, IL 60193-3524 · Phone (708) 636-9393 · Fax (708) 636-2022

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Nicholas Karjun Chan M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6709201213

PECOS Enrollment IDI20200730003612

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 16

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

416 services290 patients

Photography of the retina 92250

Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.

238 services204 patients

Measurement of corneal curvature and depth of eye 92136

This procedure measures the shape and depth of your eye, specifically the cornea, the clear front surface. It helps in diagnosing conditions, planning for surgeries, or fitting contact lenses. It's non-invasive and painless.

196 services115 patients

Injection of drug into eye 67028

An injection into the eye is a procedure where a medication is delivered directly into your eye to treat various conditions. A local anesthetic is applied to numb the eye, ensuring minimal discomfort. The drug helps manage diseases like macular degeneration or diabetic retinopathy.

170 services40 patients

Injection, bevacizumab, 10 mg J9035

Bevacizumab is a medication given through an injection. It's designed to prevent the growth of new blood vessels that cancer cells need to grow and spread. The 10 mg dose refers to the amount of the drug in the injection.

168 services40 patients

Complex removal of cataract with insertion of prosthetic lens 66982

This procedure involves removing a cloudy lens (cataract) from your eye and replacing it with a clear, artificial lens. It helps restore vision that has been affected by the cataract. The operation is usually done under local anesthesia.

115 services84 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

83 services83 patients

Imaging of retina 92134

Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.

79 services55 patients

Removal of recurring cataract in lens capsule using a laser 66821

This procedure, known as YAG laser capsulotomy, treats cloudiness in the lens capsule following cataract surgery. A laser is used to create a small hole in the cloudy capsule, allowing light to pass through and restore clear vision. It's a quick, painless procedure.

67 services45 patients

Exam of visual field with extended testing 92083

An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.

54 services49 patients

Removal of cataract with insertion of prosthetic lens 66984

This is a procedure where a cloudy lens in your eye, known as a cataract, is removed. After removal, a clear artificial lens is inserted. This helps to restore your vision, enabling you to see clearly again.

48 services37 patients

Insertion of drug delivery implant into tear duct of eye 68841

This procedure involves placing a small implant into your tear duct. The implant slowly releases medication to your eye, helping manage conditions like dry eyes or glaucoma. It's a simple, quick procedure typically performed under local anesthesia.

43 services30 patients

Imaging of optic nerve 92133

Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).

30 services26 patients

Dilation of fluid outflow drainage within eye 66174

Dilation to improve eye fluid flow is a process where eye drops are used to widen or dilate your pupils. This allows more fluid to flow out of the eye, reducing pressure and helping to prevent or treat conditions like glaucoma.

29 services21 patients

Exam of retinal blood vessels using a special camera after injection of a dye 92235

This procedure, known as a fluorescein angiography, involves taking images of the back of your eye. A dye is injected into your arm that travels to your eye, highlighting the blood vessels in your retina. This helps identify any abnormalities.

12 services12 patients

Established patient problem focused exam of visual system 92012

This is a routine check-up for existing patients focusing on the visual system. It involves examining your eyes to detect any potential issues or changes in your vision. It's a crucial part of maintaining good eye health.

11 services11 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Osf Little Company Of Mary Medical Center

Acute Care Hospitals · Evergreen Park, IL

3/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number140179

Location2800 W 95th StEvergreen Park, IL 60805 · Cook County

Emergency services Birthing friendly

Advocate Christ Hospital & Medical Center

Acute Care Hospitals · Oak Lawn, IL

2/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number140208

Location4440 W 95th StreetOak Lawn, IL 60453 · Cook County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60453 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$138.86 typical visit price

range $60.08 – $183.39

Typical copayment $34.71 (range $15.02 – $45.84)

Most-billed visit code 99204

Established Patient

$74.80 typical visit price

range $18.97 – $148.12

Typical copayment $18.70 (range $4.74 – $37.03)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. AUSTIN WILLIAM TORESDAHL OD

Optometrist