Susan Sun, MD
NPI 1265995625 · Radiation Oncology Physician · Maplewood, MN
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Susan Sun, MD is a Radiation Oncology Physician provider in Maplewood, MN (NPI 1265995625).
Provider details
- NPI number
- 1265995625
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 76750 (MN)
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
7 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
- 2019-04-11
- Last updated
- 2025-07-18
- Certified
- 2025-07-18
Frequently asked questions
- What is Susan Sun's NPI number?
- Susan Sun's National Provider Identifier (NPI) is 1265995625, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Sun's specialty?
- Susan Sun is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Susan Sun located?
- Susan Sun's practice location on file with NPPES is 1580 Beam Ave, Maplewood, MN 55109-1127.
- What is Susan Sun's phone number?
- The practice phone number listed in the NPPES registry for Susan Sun is (651) 779-7978.
- Does Susan Sun accept Medicare?
- Susan Sun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Susan Sun's NPI active?
- Yes — Susan Sun's NPI (1265995625) is active in the NPPES registry as of the last update on 2025-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.