Marie Weeks, MD
NPI 1568434207 · Radiation Oncology Physician · Littleton, CO
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marie Weeks, MD is a Radiation Oncology Physician provider in Littleton, CO (NPI 1568434207).
Provider details
- NPI number
- 1568434207
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- DR.0044401 (CO)
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
2,442 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) |
|---|---|---|
| Radiation Treatment Delivery,3 Or More Separate Treatment Areas, Custom Blocking, Tangential Ports, Wedges, Rotational Beam, Compensators, Electron Beam; 11-19 MevG6013 | 255 | $236 |
| Fluorodeoxyglucose F-18 Fdg, Diagnostic, Per Study Dose, Up to 45 MillicuriesA9552 | 222 | $93 |
| Nuclear Medicine Study From Skull Base to Mid-Thigh With Ct Scan78815 | 216 | $1,566 |
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 192 | $122 |
| Intensity Modulated Treatment Delivery, Single Or Multiple Fields/Arcs,via Narrow Spatially and Temporally Modulated Beams, Binary, Dynamic Mlc, Per Treatment SessionG6015 | 188 | $367 |
| Ct Scan of Chest With Contrast71260 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$531 across 23 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
- 2006-02-06
- Last updated
- 2025-02-19
- Certified
- 2025-02-19
Frequently asked questions
- What is Marie Weeks's NPI number?
- Marie Weeks's National Provider Identifier (NPI) is 1568434207, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marie Weeks's specialty?
- Marie Weeks is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Marie Weeks located?
- Marie Weeks's practice location on file with NPPES is 22 W Dry Creek Cir, Littleton, CO 80120-4413.
- What is Marie Weeks's phone number?
- The practice phone number listed in the NPPES registry for Marie Weeks is (303) 730-4700.
- Does Marie Weeks accept Medicare?
- Marie Weeks is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marie Weeks's NPI active?
- Yes — Marie Weeks's NPI (1568434207) is active in the NPPES registry as of the last update on 2025-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.