Quick answers
- Which hospitals does John T. Dugan Iii work at?
- Medicare's official clinician data lists John T. Dugan Iii at 2 hospitals: Houston Methodist Hospital and Houston Methodist West Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John T. Dugan Iii see patients?
- Medicare's clinician data lists 1 practice location in Houston, TX. Call before your visit to confirm the address.
- What is John T. Dugan Iii's specialty?
- Medicare lists Gastroenterology as the primary specialty.
- Does John T. Dugan Iii accept Medicare assignment?
- Yes. Medicare's clinician data says John T. Dugan Iii 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 T. Dugan Iii offer telehealth?
- Medicare's clinician data says John T. Dugan Iii offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for John T. Dugan Iii?
- (832) 707-5011, as listed in official Medicare / NPI Registry data.
- What is John T. Dugan Iii's NPI number?
- 1154677755. 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 T. Dugan Iii works
Medicare's Facility Affiliation Data lists John T. Dugan Iii at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Houston Methodist HospitalHouston, TX · Acute Care Hospital · CCN 450358
- Houston Methodist West HospitalHouston, TX · Acute Care Hospital · CCN 670077
Practice locations
Addresses where John T. Dugan Iii is enrolled with Medicare (CMS data updated 2026-10-02).
- 1213 Hermann Dr, Suite 278Houston, TX 77004 (832) 707‑5011
Group practices
Medicare enrollment lists John T. Dugan Iii as a member of this group (CMS data updated 2026-10-02).
- Houston Regional Gastroenterology Institute PLLC40 clinicians in the group
Specialties
- Gastroenterologyprimary
Other gastroenterologists 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 Houston |
| Graduation year | 2010 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1154677755 |
| 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