Andrew Willett, MD
NPI 1093457160 · Radiation Oncology Physician · Saint Louis, MO
Enrolled with Medicare as Order and Referring Only - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Willett, MD is a Radiation Oncology Physician provider in Saint Louis, MO (NPI 1093457160).
Provider details
- NPI number
- 1093457160
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2025024412 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-04-10
- Last updated
- 2025-07-08
- Certified
- 2025-07-08
Frequently asked questions
- What is Andrew Willett's NPI number?
- Andrew Willett's National Provider Identifier (NPI) is 1093457160, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Willett's specialty?
- Andrew Willett is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Willett located?
- Andrew Willett's practice location on file with NPPES is 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110-1003.
- What is Andrew Willett's phone number?
- The practice phone number listed in the NPPES registry for Andrew Willett is (314) 359-7425.
- Does Andrew Willett accept Medicare?
- Andrew Willett is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Willett's NPI active?
- Yes — Andrew Willett's NPI (1093457160) is active in the NPPES registry as of the last update on 2025-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.