DR. PATRICK MICHAEL DIFFERDING MD
NPI 1356871016
Ophthalmology in Aurora, IL

Q: What is Patrick Differding's NPI number?

The NPI number for Patrick Differding is 1356871016. It was assigned to this individual provider in the NPPES registry on June 15, 2017.

Q: What is Patrick Differding's specialty?

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

Active since June 15, 2017PECOS EnrolledAccepts Medicare Assignment

1300 N HIGHLAND AVE STE 1, AURORA, IL 60506(630) 897-5104(630) 897-5089 Get Directions Write a Review

NPPES record last updated: February 20, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 14, 2022, Jun 15, 2017 (2 updates tracked since 2017).

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About Dr. Patrick Michael Differding Md NPPES

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

DR. PATRICK MICHAEL DIFFERDING MD (NPI 1356871016) is an individual ophthalmology provider in Aurora, Illinois, licensed in Illinois (036.158568) and active in the NPI registry since June 2017. He is enrolled in Medicare PECOS, is affiliated with Presence Mercy Medical Center, and is a graduate of University Of Chicago, Pritzker School Of Medicine (2017).

NPPES Registry Identity

NPI1356871016

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameDR. PATRICK MICHAEL DIFFERDINGCredential: MD

Location Address1300 N HIGHLAND AVE STE 1Aurora, IL 60506-1481

Mailing Address20508 Hellenic DrOlympia Fields, IL 60461-1424 · (708) 209-8931

Phone(630) 897-5104

Fax(630) 897-5089

Sole ProprietorNo

Medical School CMSUniversity Of Chicago, Pritzker School Of MedicineGraduated 2017

Enumeration DateJune 15, 2017

Last NPPES UpdateFebruary 20, 20242 updates tracked since enumeration

NPPES CertifiedFebruary 20, 2024

✔ NPI 1356871016 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in IL · 036.158568

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.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

1300 N HIGHLAND AVE STE 1, Aurora, IL 60506

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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.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. Patrick Michael Differding Md 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 ID7810268844

PECOS Enrollment IDI20220118001494

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.

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.

382 services54 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.

297 services29 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.

220 services134 patients

New patient complete exam of visual system 92004

A new patient complete exam of the visual system is a thorough evaluation of your eyes and vision. It checks for any potential issues and assesses overall eye health. It includes tests for visual acuity, eye movement, and light response.

150 services150 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.

93 services70 patients

Established patient complete exam of visual system 92014

An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.

83 services77 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).

69 services63 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.

64 services59 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.

45 services45 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.

41 services40 patients

Ct scan of cornea 92025

A CT scan of the cornea is a non-invasive imaging test that uses X-rays to capture detailed pictures of your eye's cornea. It helps in diagnosing diseases or damage, planning for surgery, or evaluating the results of a treatment. It's a safe and painless procedure.

36 services35 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.

32 services28 patients

Laser repair to improve eye fluid flow 65855

Laser repair to improve eye fluid flow is a procedure aimed at treating glaucoma. A laser is used to create a small hole in the eye's drainage system, allowing fluid to flow out more easily. This helps to lower the pressure inside the eye, reducing the risk of vision loss.

29 services16 patients

New patient problem focused exam of visual system 92002

A new patient problem-focused exam of the visual system is a basic evaluation of your eyes and vision. It includes checking your eye movements, visual acuity, and general eye health. It helps detect any potential issues early for timely treatment.

22 services22 patients

Exam of the internal drainage system of eye 92020

This is a procedure where your doctor examines the eye's internal drainage system, essential for maintaining eye pressure. They use specialized tools to check for blockages or damage that might lead to conditions like glaucoma. It's non-invasive and painless.

20 services20 patients

Ultrasound scan to determine eye length and lens power 76519

An ultrasound scan for the eye is a safe, non-invasive procedure. It uses sound waves to create images of your eye's structure. This helps determine the length of your eye and the power of your lens, which is crucial for diagnosing eye conditions and planning surgeries.

15 services13 patients

Hospital Affiliations CMS Care Compare

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

Presence Mercy Medical Center

Acute Care Hospitals · Aurora, IL

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140174

Location1325 N Highland AvenueAurora, IL 60506 · Kane County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60506 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

$137.43 typical visit price

range $59.81 – $181.38

Typical copayment $34.35 (range $14.95 – $45.34)

Most-billed visit code 99204

Established Patient

$74.38 typical visit price

range $19.15 – $147.12

Typical copayment $18.59 (range $4.78 – $36.78)

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.

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Other Providers at the Same Location NPPES 2

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

DAVID K YOO MD

Ophthalmology

1300 N HIGHLAND AVE STE 1
AURORA, IL 60506

Kane County (630) 897-5104

DR. WILLIAM C. PARK M.D.

Ophthalmology

1300 N HIGHLAND AVE STE 1
AURORA, IL 60506

Kane County (630) 897-5104

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Patrick Differding's NPI number?

The NPI number for Patrick Differding is 1356871016. It was assigned to this individual provider in the NPPES registry on June 15, 2017.

Where is Patrick Differding located?

Patrick Differding practices at 1300 N Highland Ave Ste 1, Aurora, IL 60506. The listed phone number is (630) 897-5104.

What is Patrick Differding's specialty?

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

Is Patrick Differding enrolled in Medicare?

Yes. Patrick Differding is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Patrick Differding accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Patrick Differding as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Patrick Differding affiliated with any hospitals?

According to CMS data, Patrick Differding is affiliated with Presence Mercy Medical Center.

When was this NPI record last updated?

The NPPES record for Patrick Differding was last updated on February 20, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.