Quick answers
- Does Rosslyn K. Douglas accept Medicare assignment?
- Yes. Medicare's clinician data says Rosslyn K. Douglas accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Rosslyn K. Douglas see?
- In 2024, CMS data shows 38 Original Medicare patients and 308 services for Rosslyn K. Douglas. This counts Original Medicare only and measures volume, not quality.
- What is Rosslyn K. Douglas's NPI number?
- 1437492311. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Rosslyn K. Douglas, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 38 |
|---|---|
| Services billed to Medicare | 308 |
| Different services or procedures | 5 |
| Participating Medicare provider | Yes |
| Average age of these patients | 63 |
Most frequent services
- Administration of psychological or neuropsychological test, each additional 30 minutes (96137)156 services
- Psychiatric diagnostic evaluation (90791)38 services
- Evaluation of psychological test, first hour (96130)38 services
- Evaluation of psychological test, each additional hour (96131)38 services
- Administration of psychological or neuropsychological test, first 30 minutes (96136)38 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis74%
- Diabetes55%
- Depression45%
- Ischemic heart disease34%
Practice locations
Addresses where Rosslyn K. Douglas is enrolled with Medicare (CMS data updated October 2, 2026).
- 7505 Fannin St, Suite 310Houston, TX 77054 (214) 348‑5557
- 8140 Walnut Hill Ln, 308 Dallas PsymedDallas, TX 75231 (214) 348‑5557
Group practices
Medicare enrollment lists Rosslyn K. Douglas as a member of this group (CMS data updated October 2, 2026).
- Psy-Med, Inc.12 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.
Other clinicians in Psy-Med, Inc.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CP |
|---|---|
| Graduation year | 2010 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1437492311 |
| 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 October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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