Robert Timmerman, MD
NPI 1407814353 · Radiation Oncology Physician · Dallas, TX
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Timmerman, MD is a Radiation Oncology Physician provider in Dallas, TX (NPI 1407814353).
Provider details
- NPI number
- 1407814353
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- L9932 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
433 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Calculation of Radiation Therapy Dose77300 | 291 | $32 |
| Design and Construction of Complex Radiation Treatment Device77334 | 76 | $59 |
| Complex Radiation Therapy Planning77263 | 21 | $164 |
| 3d Radiation Therapy Planning77295 | 16 | $220 |
| Management of Cranial Lesion Surgery Using Radiation Over Multiple Sessions77435 | 15 | $620 |
| Obtaining Data Needed to Develop the Optimal Radiation Treatment, 3 Or More Treatment Areas Or Any Number of Treatment Areas Where Special Treatment Is Involved77290 | 14 | $80 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$11,937 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-02
- Last updated
- 2008-05-06
Frequently asked questions
- What is Robert Timmerman's NPI number?
- Robert Timmerman's National Provider Identifier (NPI) is 1407814353, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Timmerman's specialty?
- Robert Timmerman is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Timmerman located?
- Robert Timmerman's practice location on file with NPPES is 5323 Harry Hines Blvd, Dallas, TX 75390-7208.
- What is Robert Timmerman's phone number?
- The practice phone number listed in the NPPES registry for Robert Timmerman is (214) 645-8525.
- Does Robert Timmerman accept Medicare?
- Robert Timmerman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Timmerman's NPI active?
- Yes — Robert Timmerman's NPI (1407814353) is active in the NPPES registry as of the last update on 2008-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.