Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1083458178 Individual Practitioner Female Practitioner

Dr. Marissa Erin Gray , OD

Optometrist • Humble, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Marissa Gray, OD is a certified Optometrist practicing in Humble, TX. With approximately 2 years of clinical experience since graduating from University Of Houston - College Of Optometry in 2024, Dr. Gray delivers high-quality medical care to the local community at 8503 N SAM HOUSTON PKWY E.

Dr. Gray is affiliated with Kelsey-Seybold Medical Group, Pllc and accepts Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

8503 N Sam Houston Pkwy E

Humble, TX 773962925

Telephone 3466743500
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

University Of Houston - College Of Optometry

Graduation Year

2024

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Optometrist in Humble, TX

Rising Specialist (<5 Yrs)
Practitioner Clinical Experience
2 Yrs -15.4 yrs vs City Avg
City Avg: 17.4 Yrs
State Avg: 19.5 Yrs
Regional Practice Density
35 Specialists

Practicing in Humble, TX (5156 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Gray (2 Years) 2 Yrs
Humble Specialty Average (17.4 Years) 17.4 Yrs

Medical Specialties & State Licenses

CMS Verified: 2025-08-26
Optometrist Primary Specialty

NUCC Taxonomy Code: 152W00000X

State License TX 11197TG

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.

Hospital & Practice Group Affiliations

Kelsey-Seybold Medical Group, Pllc

8503 N Sam Houston Pkwy E, Humble, TX 773962925

Phone: 7134422000

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

2 Associated Practitioners
NPI 1053099796

Doctor of Optometry

Tim Tran , FNP-C

Nurse Practitioner - Family

NPI 1497032528

Family Nurse Practitioner (Certified)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

9 Historical Events
📍
Updated Practice Location August 26, 2025

Registered at 8503 N SAM HOUSTON PKWY E, HUMBLE, TX 773962925 (Tel: 3466743500)

📍
Updated Business Mailing Address August 26, 2025

Registered at 11511 SHADOW CREEK PKWY, PEARLAND, TX 775847298 (Tel: 7134420000)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 26, 2025

Optometrist (License #11197TG in TX)

NPI Profile Active June 24, 2024

NPI status registered as active in NPPES database

📍
Updated Practice Location June 24, 2024

Registered at 6565 WEST LOOP S STE 650, BELLAIRE, TX 774013505 (Tel: 7137971010)

📍
Updated Business Mailing Address June 24, 2024

Registered at 3615 LONGWOOD DR, PASADENA, TX 775032220 (Tel: 4097790625)

👤
Provider Name / Credentials Updated June 24, 2024

Recorded as MARISSA GRAY, OD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 24, 2024

Optometrist (License #11197 in TX)

🟢
Initial NPI Registration & Enumeration June 24, 2024

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1083458178
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 24, 2024
Last Update: August 26, 2025
Sole Proprietor: No

Mailing Address

11511 Shadow Creek Pkwy

Pearland, TX 775847298

Phone: 7134420000

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.