Quick answers
- Which hospitals does John A. Primomo work at?
- Medicare's official clinician data lists John A. Primomo at 3 hospitals: Columbus Community Hospital, Memorial Hermann Katy Hospital and Memorial Hermann Memorial City Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John A. Primomo see patients?
- Medicare's clinician data lists 1 practice location in Houston, TX. Call before your visit to confirm the address.
- What is John A. Primomo's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does John A. Primomo accept Medicare assignment?
- Yes. Medicare's clinician data says John A. Primomo 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.
- Does John A. Primomo offer telehealth?
- Medicare's clinician data says John A. Primomo offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for John A. Primomo?
- (713) 464-6000, as listed in official Medicare / NPI Registry data.
- What is John A. Primomo's NPI number?
- 1437264728. 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 A. Primomo works
Medicare's Facility Affiliation Data lists John A. Primomo at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Columbus Community HospitalColumbus, TX · Acute Care Hospital · CCN 450370
- Memorial Hermann Katy HospitalKaty, TX · Acute Care Hospital · CCN 450847
- Memorial Hermann Memorial City HospitalHouston, TX · Acute Care Hospital · CCN 450610
Practice locations
Addresses where John A. Primomo is enrolled with Medicare (CMS data updated 2026-10-02).
- 10125 Katy Fwy, Suite 106Houston, TX 77024 (713) 464‑6000
Group practices
Medicare enrollment lists John A. Primomo as a member of this group (CMS data updated 2026-10-02).
- Memorial Hermann Physicians5 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Houston
Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical School At San Antonio |
| Graduation year | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1437264728 |
| 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