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DR. STEFAN S. O'CONNOR M.D.
NPI 1023089489
Ophthalmology in Wilmington, DE

Active since February 01, 2006PECOS EnrolledAccepts Medicare Assignment
2055 LIMESTONE RD, SUITE 103, WILMINGTON, DE 19808(302) 992-0238 Get Directions Write a Review

NPPES record last updated: August 20, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Stefan S. O'connor M.d. NPPES

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

DR. STEFAN S. O'CONNOR M.D. (NPI 1023089489) is an individual ophthalmology provider in Wilmington, Delaware, licensed in Delaware (C1-0003896) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS and is a graduate of Jefferson Medical College Of Thomas Jefferson University (1988).

NPPES Registry Identity

NPI1023089489
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. STEFAN S. O'CONNORCredential: M.D.
Location Address2055 LIMESTONE RD, SUITE 103Wilmington, DE 19808-5536
Mailing Address1111 Dardel RdWilmington, DE 19803-2711 · (302) 478-5908
Phone(302) 992-0238
Sole ProprietorYes
Medical School CMSJefferson Medical College Of Thomas Jefferson UniversityGraduated 1988
Enumeration DateFebruary 1, 2006
Last NPPES UpdateAugust 20, 2008
✔ NPI 1023089489 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in DE · C1-0003896
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.
2055 LIMESTONE RD, Wilmington, DE 19808
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Other Identifiers 9

Other0000415101DE · Delaware Physicians Care
Medicare PIN180036024DE
Other510390465DE · Blue Cross Blue Shield
Medicare PIN723253DE
Other4344682DE · Aetna
Other510390465DE · Cigna
Other0560630000DE · Keystone/amerihealth
Medicare UPINF27387DE
Medicaid0000415101DE

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan 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. Stefan S. O'connor 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 ID2264572312
PECOS Enrollment IDI20091221000467
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 9

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.

Extended exam of the back part of the eye with retinal drawing 92201
This procedure involves a detailed examination of the back part of your eye, including the retina. It helps identify any abnormalities or issues. A retinal drawing is made to record findings. It's non-invasive and crucial for maintaining eye health.
474 services241 patients
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.
460 services228 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.
319 services308 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
224 services67 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.
127 services105 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.
65 services64 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19808 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
$131.15 typical visit price
range $57.12 – $173.08
Typical copayment $32.78 (range $14.28 – $43.27)
Most-billed visit code 99204
Established Patient
$71.19 typical visit price
range $18.36 – $141.05
Typical copayment $17.79 (range $4.59 – $35.26)
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.

QUEST DIAGNOSTICS CLINICAL LAB INC.
Clinical Medical Laboratory
2055 LIMESTONE RD, STE 111
WILMINGTON, DE 19808
New Castle County (302) 636-0210
STEFAN S. O'CONNOR M.D. P.A.
Ophthalmology
2055 LIMESTONE RD, SUITE 103
WILMINGTON, DE 19808
New Castle County (302) 992-0238
DOROTHY M MOORE M.D.
Ophthalmology
2055 LIMESTONE RD, STE 102
WILMINGTON, DE 19808
New Castle County (302) 992-0430
DR. JOSE MARCIANO CASTRO MD
Internal Medicine
2055 LIMESTONE RD, SUITE 111
WILMINGTON, DE 19808
New Castle County (302) 999-8169
MI HYE KIM D.C
Chiropractor
2055 LIMESTONE RD, SUITE 213
WILMINGTON, DE 19808
New Castle County (267) 320-8971
MS. MARY JUDITH ZUMBO REGISTERED NURSE
Registered Nurse
2055 LIMESTONE RD, SUITE 200
WILMINGTON, DE 19808
New Castle County (302) 995-8521
NEW PERSPECTIVES, INC.
Counselor (Mental Health)
2055 LIMESTONE RD, SUITE #109
WILMINGTON, DE 19808
New Castle County (302) 489-0220
MS. PATRICIA A DALY LCSW
Social Worker (Clinical)
2055 LIMESTONE RD, STE 200A
WILMINGTON, DE 19808
New Castle County (302) 588-2143

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 Stefan O'connor's NPI number?

The NPI number for Stefan O'connor is 1023089489. It was assigned to this individual provider in the NPPES registry on February 1, 2006.

Where is Stefan O'connor located?

Stefan O'connor practices at 2055 Limestone Rd Suite 103, Wilmington, DE 19808. The listed phone number is (302) 992-0238.

What is Stefan O'connor's specialty?

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

Is Stefan O'connor enrolled in Medicare?

Yes. Stefan O'connor 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 Stefan O'connor accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Home State Health, Ambetter from NH Healthy Families and Ambetter from Sunflower Health Plan and 5 other insurers list Stefan O'connor 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.

When was this NPI record last updated?

The NPPES record for Stefan O'connor was last updated on August 20, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.