Doctor Profile

Mental Health · Psychiatry

Gregory R. Montoya

MD · Psychiatry · University Of Texas Medical School At San Antonio
7470 STATE HWY 154
Marshall, TX 75670
✓ Accepts Medicare 💻 Offers Telehealth 🎓 52+ Years Practicing
22
Medicare Patients / yr
2
Procedures Billed
52
Years Practicing
0
Hospital Affiliations
Data Source: Identity from NPPES (2026). Procedure & patient volume from CMS Medicare Provider Utilization & Payment Data (2023). Hospital affiliations from CMS Physician Compare. We display publicly reported data — no personal information required to view any of it.
Reviewed by: Wes Ward, Founder & Data Lead • View our methodology

Important: We are not affiliated with Medicare, CMS, or Gregory R. Montoya's practice. This page displays publicly available CMS data to help you research Medicare providers. We do not sell insurance or represent any insurance company. For official enrollment and complete plan information, visit Medicare.gov or call 1-800-MEDICARE.

Medicare Plans That Cover Dr. Montoya

See which plans Dr. Montoya accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Texas, the fastest way to find a Medicare plan that covers Dr. Montoya is to compare every Medicare Advantage and Part D plan available near 75670, TX — the Psychiatry's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 75670, TX →

Or call the office at 90392714664752 to confirm acceptance directly.

What Dr. Montoya Does

Dr. Montoya served 22 Medicare patients across 24 services in the latest CMS reporting year. That's 85% below the average Psychiatry in Texas (144 patients across 763 doctors).

ProcedureServicesMedicare Patients
Established patient office or other outpatient visit, 30-39 minutes (99214)1211
Established patient office or other outpatient visit, 20-29 minutes (99213)1211

How to read this: "Services" are the total times Dr. Montoya billed Medicare for each procedure in the latest reporting year. "Patients" counts unique Medicare beneficiaries. Procedures are shown in plain English; the underlying HCPCS codes are available on request.

Hospital Affiliations

CMS does not list any hospital affiliations for Dr. Montoya. This is common for office-based practitioners who don't admit patients to hospitals.

Practice Location & Telehealth Readiness

Dr. Montoya practices at the address below. If you're evaluating Medicare coverage, location matters for in-network access and — when Dr. Montoya offers telehealth — broadband availability at your home matters for virtual visits.

Address: 7470 STATE HWY 154, Marshall, TX 75670
Phone: 90392714664752

Area Safety Grade

D

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

22 min

Average commute time in this zip · 86% of residents drive to work. Practical context for patients deciding whether to make the trip. See the full neighborhood profile at BestNeighborhood.org.

Telehealth Readiness

15.3984

Households with fiber broadband — important for reliable virtual visits. Check your address at ISPReports.org.

Get directions on Google Maps →

Other Mental Health Doctors near 75670, TX

If Dr. Montoya isn't accepting new patients or isn't in your plan's network, these are the closest mental health doctors near 75670, TX:

DoctorSpecialtyMedicare Patients / yrDistance
Toney L. Charles, Jr.Clinical Psychologist<1 mi
Gerald E. NissleyClinical Psychologist1.3 mi
Ivan PawlowiczPsychiatry15020.5 mi
Monika D. SinghalPsychiatry14921.0 mi
Sarah M. KranzClinical Psychologist11121.1 mi

View all mental health doctors near 75670, TX →

How to Use This Information

Choosing a Medicare plan that covers Dr. Montoya takes three steps:

Compare Medicare Plans near 75670, TX → All Doctors near 75670, TX

Gregory R. Montoya: Common Questions

Does Dr. Montoya accept Medicare?
Yes. Dr. Montoya is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Montoya depends on that plan's provider network. Compare Medicare plans near 75670, TX →
Where is Dr. Montoya's office?
Dr. Montoya practices at 7470 STATE HWY 154, Marshall, TX 75670. Phone: 90392714664752.
What Medicare plans does Dr. Montoya accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at 90392714664752 to confirm your specific plan is accepted, or compare all Medicare plans near 75670, TX to see available options.
Does Dr. Montoya offer telehealth visits?
Dr. Montoya is registered with Medicare as offering telehealth services. Most Medicare Advantage plans cover telehealth visits at the same or similar cost as in-person visits. Check broadband availability in your area to ensure reliable connectivity for video visits.
How experienced is Dr. Montoya?
Dr. Montoya graduated in 1974 and has been practicing for approximately 52 years. In the latest CMS reporting year, Dr. Montoya treated 22 Medicare patients across 2 distinct procedure types.
How do I know if Dr. Montoya is in-network for my Medicare plan?
Network status varies by plan. The best verification steps: (1) check your plan's provider directory at the carrier's website, (2) call the office at 90392714664752 and ask which plans they currently accept, and (3) call the number on the back of your Medicare card. Print our doctor questions checklist →

About the Reviewer

Wes Ward

Wes Ward

Founder & Data Lead

Wes Ward reviews all doctor profiles and methodology for data accuracy. Every Medicare provider page on this site — including the utilization statistics, hospital affiliations, and geocoded practice address — goes through his data-validation pipeline before publication. We display only publicly available CMS data; you never need to enter personal information to see any of it.

With 25+ years in data analytics — including work with highly regulated genomic data at Ancestry.com — Wes brings enterprise-level rigor to healthcare transparency. He is also a co-founder of BestNeighborhood.org (neighborhood data), CrimeGrade.org (block-level safety analytics), and ISPReports.org (broadband availability for telehealth). Those sister sites power the location and telehealth-readiness context on this page.

View full profile →LinkedIn

Data sources: CMS NPPES (2026), CMS Medicare Provider Utilization & Payment Data (2023), CMS Physician Compare, CrimeGrade.org, BestNeighborhood.org, ISPReports.org. This page is for informational purposes only. Always verify coverage directly with the plan and practice. Read our full methodology →Privacy policy

Medicare Resources

Choosing the right Medicare plan involves more than just doctor coverage. These guides help you evaluate the full picture:

Does your Medicare plan cover Dr. Montoya?

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