Shannon B. Glass, MD
Diagnostic Radiology (CMS) · Tyler, TX
At a glance
11937 Us Highway 271, Tyler, TX 75708
NPPES record updated Jun 9, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
11937 Us Highway 271Tyler, TX 75708
Additional reported practice locations
705 E Marshall Ave Ste 1003Longview, TX 756015660
Phone: 9033153860 719 W Coke Rd Ste 3
Winnsboro, TX 754943060
Phone: 9033425227 115 Airport Rd
Sulphur Springs, TX 754822105
Phone: 9038857671 700 E Marshall Ave
Longview, TX 756015580
Phone: 9033152000 800 E Dawson St
Tyler, TX 757012036
Phone: 9036065000 910 E Houston St Ste 650
Tyler, TX 757028370
Phone: 9036065300 11937 Us Highway 271
Tyler, TX 757083154
Phone: 9038777777 811 S Washington Ave
Marshall, TX 756705336
Phone: 9033152130
Education & affiliations
- Medical / professional school
- Tulane University School Of Medicine
- Graduation year
- 2010
- CMS specialties
- Diagnostic Radiology
Practice groups
Reported hospital affiliations
- Baylor Scott & White Texas Spine & Joint Hospital Tyler, TX
- Christus Mother Frances Hospital Tyler, TX
- Christus Mother Frances Hospital- Jacksonville Jacksonville, TX
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $14.38 |
Reporting companies
| Company | Amount |
|---|---|
| HOLOGIC SALES AND SERVICE, LLC | $14.38 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Diagnostic Radiology (CMS)
- Taxonomy code
- 2085R0202X
- Enumeration date
- May 31, 2010
- Record updated
- Jun 9, 2026
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
390200000X
2085R0202X · Primary
License reported: Q1611 TX
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
11937 Us Highway 271Tyler, TX 75708
- Phone
- (903) 877-7777
Mailing address
PO BOX 846098DALLAS, TX 752841656
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
Report a directory issue