Quick answers
- Does Maria T. Guidry accept Medicare assignment?
- Yes. Medicare's clinician data says Maria T. Guidry accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Maria T. Guidry see?
- In 2024, CMS data shows 409 Original Medicare patients and 2,819 services for Maria T. Guidry. This counts Original Medicare only and measures volume, not quality.
- What is Maria T. Guidry's NPI number?
- 1386723989. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Maria T. Guidry, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 409 |
|---|---|
| Services billed to Medicare | 2,819 |
| Different services or procedures | 21 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)1,346 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)292 services
- Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)218 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)212 services
- Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)153 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Chronic kidney disease64%
- Ischemic heart disease63%
- Heart failure62%
Hospitals where Maria T. Guidry works
Medicare's Facility Affiliation Data lists Maria T. Guidry at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- HCA Houston Healthcare Clear LakeWebster, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · CCN 450617
- Houston Methodist Clear Lake HospitalNassau Bay, TX · Acute Care Hospital · Medicare rating: 5 of 5 stars · CCN 450709
- Memorial Hermann Houston Physicians HospitalWebster, TX · Acute Care Hospital · CCN 670008
- UTMB Health League City Campus HospitalLeague City, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · CCN 450018
Practice locations
Addresses where Maria T. Guidry is enrolled with Medicare (CMS data updated October 2, 2026).
- 350 Blossom StWebster, TX 77598 (281) 316‑7966
Group practices
Medicare enrollment lists Maria T. Guidry as a member of these groups (CMS data updated October 2, 2026).
- CLS Health PLLC180 clinicians in the group
- Guidry Maria T MD PA2 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Webster
Clinicians with the same Medicare primary specialty in Webster, TX — not a recommendation.
Other clinicians in CLS Health PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Saint Louis University School Of Medicine |
| Graduation year | 1984 (42 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1386723989 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians