Quick answers
- Where does Marcel De Dios see patients?
- Medicare's clinician data lists 3 practice locations, including Houston, TX. Call before your visit to confirm the address.
- What is Marcel De Dios's specialty?
- Medicare lists Clinical Psychologist as the primary specialty.
- Does Marcel De Dios accept Medicare assignment?
- Yes. Medicare's clinician data says Marcel De Dios 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 Marcel De Dios offer telehealth?
- Medicare's clinician data says Marcel De Dios offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Marcel De Dios?
- (713) 441-3150, as listed in official Medicare / NPI Registry data.
- What is Marcel De Dios's NPI number?
- 1649595315. 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 Marcel De Dios is enrolled with Medicare (CMS data updated 2026-10-02).
- 6445 Main St, Suite 2500Houston, TX 77030 (713) 441‑3150
- 6550 Fannin StHouston, TX 77030
- 7575 San Felipe St, Suite 155Houston, TX 77063 (713) 266‑9955
Group practices
Medicare enrollment lists Marcel De Dios as a member of these groups (CMS data updated 2026-10-02).
- TMH Physician Associates PLLC1,690 clinicians in the group
- Houston Methodist Specialty Physicians1,528 clinicians in the group
Specialties
- Clinical Psychologistprimary
Other clinical psychologists in Houston
Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.
Clinician information
| Credential | CP |
|---|---|
| Graduation year | 2007 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1649595315 |
| 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