Quick answers
- Where does Douglas W. Orr see patients?
- Medicare's clinician data lists 2 practice locations, including Dallas, TX and Greenville, TX. Call before your visit to confirm the address.
- What is Douglas W. Orr's specialty?
- Medicare lists Medical Oncology as the primary specialty, and also Internal Medicine.
- Does Douglas W. Orr accept Medicare assignment?
- Yes. Medicare's clinician data says Douglas W. Orr 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 Douglas W. Orr offer telehealth?
- Medicare's clinician data says Douglas W. Orr offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Douglas W. Orr?
- (214) 826-9797, as listed in official Medicare / NPI Registry data.
- What is Douglas W. Orr's NPI number?
- 1194767061. 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 Douglas W. Orr is enrolled with Medicare (CMS data updated 2026-10-02).
- 3410 Worth St, Suite 160Dallas, TX 75246 (214) 826‑9797
- 4215 Joe Ramsey BlvdGreenville, TX 75401 (903) 408‑5112
Group practices
Medicare enrollment lists Douglas W. Orr as a member of this group (CMS data updated 2026-10-02).
- Texas Oncology PA1,014 clinicians in the group
Specialties
- Medical Oncologyprimary
- Internal Medicinealso
Other oncologists in Dallas
Clinicians with the same Medicare primary specialty in Dallas, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Vanderbilt University School Of Medicine |
| Graduation year | 1978 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1194767061 |
| 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