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DR. GREGORY EDWARD COX MD
NPI 1386607844
Ophthalmology in Hamilton, NJ

Active since April 07, 2006PECOS EnrolledAccepts Medicare Assignment
98.74/100
CMS Quality Rating
2 HAMILTON HEALTH PLACE, BLDG #2, HAMILTON, NJ 08690(609) 586-0849(609) 586-7018 Get Directions Write a Review

NPPES record last updated: June 24, 2020. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Gregory Edward Cox Md NPPES

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

DR. GREGORY EDWARD COX MD (NPI 1386607844) is an individual ophthalmology provider in Hamilton, New Jersey, licensed in New Jersey (MA58113) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Robert Wood Johnson University Hospital At Hamilton, and is a graduate of Hahnemann University College Of Medicine (1991).

NPPES Registry Identity

NPI1386607844
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. GREGORY EDWARD COXCredential: MD
Location Address2 HAMILTON HEALTH PLACE, BLDG #2Hamilton, NJ 08690-3563
Mailing Address2 Hamilton Health Place, Bldg #2Hamilton, NJ 08690-3563 · (609) 586-0849 · Fax (609) 586-7018
Phone(609) 586-0849
Fax(609) 586-7018
Sole ProprietorNo
Medical School CMSHahnemann University College Of MedicineGraduated 1991
Enumeration DateApril 7, 2006
Last NPPES UpdateJune 24, 2020
NPPES CertifiedJune 24, 2020
✔ NPI 1386607844 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in NJ · MA58113
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.
2 HAMILTON HEALTH PLACE, Hamilton, NJ 08690
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Other Identifiers 1

Medicaid6944205NJ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas 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. Gregory Edward Cox 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 ID143288639
PECOS Enrollment IDI20041230000217
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 13

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.
713 services701 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.
655 services466 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.
459 services449 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.
147 services147 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.
110 services109 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.
97 services64 patients

Hospital Affiliations CMS Care Compare

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

Robert Wood Johnson University Hospital At Hamilton

Acute Care Hospitals · Hamilton, NJ
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310110
LocationOne Hamilton Health PlaceHamilton, NJ 08690 · Mercer County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 08690 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
$140.34 typical visit price
range $61.59 – $185.05
Typical copayment $35.08 (range $15.39 – $46.26)
Most-billed visit code 99204
Established Patient
$76.45 typical visit price
range $20.08 – $150.98
Typical copayment $19.11 (range $5.02 – $37.74)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

98.74/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality97.61
Improvement Activities40
Cost99.01

Reported Quality Measures

Cataracts: 20/40 or Better Visual Acuity within 90 Days Following Cataract Surgery
97%118 patients4/55-star benchmark: 100%
Complications After Cataract Surgery
Lower rates are better for this measure.
0%171 patients
Diabetes: Eye Exam
100%466 patients5/55-star benchmark: 100%
Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)
Lower rates are better for this measure.
42%361 patients3/55-star benchmark: 91%
Documentation of Current Medications in the Medical Record
100%5,564 patients5/55-star benchmark: 100%
Overuse of Imaging for the Evaluation of Primary Headache
Lower rates are better for this measure.
0%61 patients
Primary Open-Angle Glaucoma (POAG): Reduction of Intraocular Pressure (IOP) by 15% OR Documentation of a Plan of Care
97%29 patients
Use of High-Risk Medications in Older Adults
Lower rates are better for this measure.
Patients appropriateDiagnosis: 0% · 2,455 patients
Patients totalRate: 0% · 2,455 patients
0%2,455 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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 Gregory Cox's NPI number?

The NPI number for Gregory Cox is 1386607844. It was assigned to this individual provider in the NPPES registry on April 7, 2006.

Where is Gregory Cox located?

Gregory Cox practices at 2 Hamilton Health Place Bldg #2, Hamilton, NJ 08690. The listed phone number is (609) 586-0849.

What is Gregory Cox's specialty?

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

Is Gregory Cox enrolled in Medicare?

Yes. Gregory Cox 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 Gregory Cox accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas, BlueCross BlueShield of Tennessee and Providence Health Plan list Gregory Cox 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 Gregory Cox affiliated with any hospitals?

According to CMS data, Gregory Cox is affiliated with Robert Wood Johnson University Hospital At Hamilton.

When was this NPI record last updated?

The NPPES record for Gregory Cox was last updated on June 24, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.