Quick answers
- Which hospitals does James Colvin work at?
- Medicare's official clinician data lists James Colvin at 2 hospitals: HCA Houston Healthcare Conroe and Memorial Hermann - Texas Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does James Colvin see patients?
- Medicare's clinician data lists 2 practice locations, including Cypress, TX and Conroe, TX. Call before your visit to confirm the address.
- What is James Colvin's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does James Colvin accept Medicare assignment?
- Yes. Medicare's clinician data says James Colvin 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 James Colvin?
- (713) 338-6565, as listed in official Medicare / NPI Registry data.
- What is James Colvin's NPI number?
- 1891114948. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where James Colvin works
Medicare's Facility Affiliation Data lists James Colvin at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- HCA Houston Healthcare ConroeConroe, TX · Acute Care Hospital · CCN 450222
- Memorial Hermann - Texas Medical CenterHouston, TX · Acute Care Hospital · CCN 450068
Practice locations
Addresses where James Colvin is enrolled with Medicare (CMS data updated 2026-10-02).
- 27800 Northwest Fwy, Memorial Hermann Emergency PhysiciansCypress, TX 77433 (713) 338‑6565
- 504 Medical Ctr BlvdConroe, TX 77304 (936) 539‑1111
Group practices
Medicare enrollment lists James Colvin as a member of these groups (CMS data updated 2026-10-02).
- Emergency Medicine Services of TX, PLLC400 clinicians in the group
- Memorial Hermann Hospital Based Physician Group276 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Cypress
Clinicians with the same Medicare primary specialty in Cypress, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Texas A & M University System, Hsc, College Of Medicine |
| Graduation year | 2014 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1891114948 |
| 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