Quick answers
- Which hospitals does John D. Andersen work at?
- Medicare's official clinician data lists John D. Andersen at 5 hospitals: Baylor St. Luke's Medical Center, HCA Houston Healthcare Clear Lake, HCA Houston Healthcare Medical Center, HCA Houston Healthcare Southeast and The Woman's Hospital of Texas. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John D. Andersen see patients?
- Medicare's clinician data lists 4 practice locations, including McAllen, TX, Bay City, TX and Cypress, TX. Call before your visit to confirm the address.
- What is John D. Andersen's specialty?
- Medicare lists Pathology as the primary specialty.
- Does John D. Andersen accept Medicare assignment?
- Yes. Medicare's clinician data says John D. Andersen 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 John D. Andersen?
- (956) 632-6405, as listed in official Medicare / NPI Registry data.
- What is John D. Andersen's NPI number?
- 1265870406. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John D. Andersen works
Medicare's Facility Affiliation Data lists John D. Andersen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Baylor St. Luke's Medical CenterHouston, TX · Acute Care Hospital · CCN 450193
- HCA Houston Healthcare Clear LakeWebster, TX · Acute Care Hospital · CCN 450617
- HCA Houston Healthcare Medical CenterHouston, TX · Acute Care Hospital · CCN 450659
- HCA Houston Healthcare SoutheastPasadena, TX · Acute Care Hospital · CCN 450097
- The Woman's Hospital of TexasHouston, TX · Acute Care Hospital · CCN 450674
Practice locations
Addresses where John D. Andersen is enrolled with Medicare (CMS data updated 2026-10-02).
- 101 E Ridge RdMcAllen, TX 78503 (956) 632‑6405
- 1115 Ave GBay City, TX 77414 (979) 245‑6383
- 21214 Northwest FwyCypress, TX 77429 (713) 432‑1500
- 6720 Bertner AveHouston, TX 77030 (713) 481‑3500
Group practices
Medicare enrollment lists John D. Andersen as a member of these groups (CMS data updated 2026-10-02).
- Baylor College of Medicine47 clinicians in the group
- Gulf Coast Pathology Program PLLC36 clinicians in the group
Specialties
- Pathologyprimary
Other pathologists in McAllen
Clinicians with the same Medicare primary specialty in McAllen, TX — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2013 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1265870406 |
| 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 2026-10-02, retrieved 2026-10-29
- 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