Quick answers
- Where does Alissa Welsh see patients?
- Medicare's clinician data lists 2 practice locations, including Webster, TX and Pearland, TX. Call before your visit to confirm the address.
- What is Alissa Welsh's specialty?
- Medicare lists Allergy/Immunology as the primary specialty.
- Does Alissa Welsh accept Medicare assignment?
- Yes. Medicare's clinician data says Alissa Welsh accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Alissa Welsh?
- (281) 332-2348, as listed in official Medicare / NPI Registry data.
- What is Alissa Welsh's NPI number?
- 1831509116. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Alissa Welsh is enrolled with Medicare (CMS data updated 2026-10-02).
- 561 W Medical Ctr BlvdWebster, TX 77598 (281) 332‑2348
- 9223 Broadway St, Suite 103Pearland, TX 77584 (281) 412‑7111
Group practices
Medicare enrollment lists Alissa Welsh as a member of this group (CMS data updated 2026-10-02).
- Allergy and Ent Associates PLLC32 clinicians in the group
Specialties
- Allergy/Immunologyprimary
Other allergist and immunologists in Webster
Clinicians with the same Medicare primary specialty in Webster, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2013 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1831509116 |
| 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
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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