Bettina Siewert, MD
NPI 1831378553 · Diagnostic Radiology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bettina Siewert, MD is a Diagnostic Radiology Physician provider in Boston, MA (NPI 1831378553).
Provider details
- NPI number
- 1831378553
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 203716 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,884 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 316 | $90 |
| X-Ray of Abdomen, 1 View74018 | 166 | $9 |
| Limited Ultrasound Scan of Abdomen76705 | 121 | $28 |
| Complete Ultrasound Scan of Abdomen76700 | 104 | $40 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 93 | $28 |
| Ct Scan of Abdomen and Pelvis Before and After Contrast74178 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-10-30
- Last updated
- 2008-02-28
Frequently asked questions
- What is Bettina Siewert's NPI number?
- Bettina Siewert's National Provider Identifier (NPI) is 1831378553, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bettina Siewert's specialty?
- Bettina Siewert is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Bettina Siewert located?
- Bettina Siewert's practice location on file with NPPES is 330 Brookline Ave, Boston, MA 02215-5400.
- What is Bettina Siewert's phone number?
- The practice phone number listed in the NPPES registry for Bettina Siewert is (617) 667-1285.
- Does Bettina Siewert accept Medicare?
- Bettina Siewert is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Bettina Siewert's NPI active?
- Yes — Bettina Siewert's NPI (1831378553) is active in the NPPES registry as of the last update on 2008-02-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.