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DR. DIANE E GREGORY O.D.
NPI 1174562250
Optometrist in Mont Belvieu, TX

Active since June 05, 2006PECOS EnrolledAccepts Medicare Assignment
3650 EAGLE CREEK DR, MONT BELVIEU, TX 77523(281) 385-2020(281) 385-2055 Get Directions Write a Review

NPPES record last updated: August 16, 2012. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Diane E Gregory O.d. NPPES

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

DR. DIANE E GREGORY O.D. (NPI 1174562250) is an individual optometrist in Mont Belvieu, Texas, licensed in Texas (05568T) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Houston - College Of Optometry (1998).

NPPES Registry Identity

NPI1174562250
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameDR. DIANE E GREGORYCredential: O.D.
Location Address3650 EAGLE CREEK DRMont Belvieu, TX 77523-5501
Mailing Address3650 Eagle Creek DrMont Belvieu, TX 77523-5501 · (281) 385-2020 · Fax (281) 385-2055
Phone(281) 385-2020
Fax(281) 385-2055
Sole ProprietorYes
Medical School CMSUniversity Of Houston - College Of OptometryGraduated 1998
Enumeration DateJune 5, 2006
Last NPPES UpdateAugust 16, 2012
✔ NPI 1174562250 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in TX · 05568T
Definition
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
3650 EAGLE CREEK DR, Mont Belvieu, TX 77523
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Other Identifiers 3

Medicare UPINU73745TX
Medicare ID-Type Unspecified8578J0TX
Medicaid044038001TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Diane E Gregory O.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 ID6608899653
PECOS Enrollment IDI20060105000563
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.

Medicare Billing Reassignment

Medicare enrollment records show Diane Gregory reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Eagle Family Vision, Inc
Same address
Optometrist
3650 EAGLE CREEK DRIVE
Mont Belvieu, TX 77580
  • Reassigned Medicare billing, Texas enrollment
NPI 1023288081 (281) 573-9501

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 6

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 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.
111 services111 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.
50 services50 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.
30 services30 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.
19 services18 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).
12 services12 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.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77523 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
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
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.

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 Diane Gregory's NPI number?

The NPI number for Diane Gregory is 1174562250. It was assigned to this individual provider in the NPPES registry on June 5, 2006.

Where is Diane Gregory located?

Diane Gregory practices at 3650 Eagle Creek Dr, Mont Belvieu, TX 77523. The listed phone number is (281) 385-2020.

What is Diane Gregory's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Diane Gregory enrolled in Medicare?

Yes. Diane Gregory 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.

Which organization bills Medicare for Diane Gregory's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diane Gregory reassigns Medicare benefits to Eagle Family Vision, Inc (Mont Belvieu, TX). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Diane Gregory's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Diane Gregory accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana and Blue Cross and Blue Shield of Oklahoma and 10 other insurers list Diane Gregory 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 Diane Gregory was last updated on August 16, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.