Austin Sim, MD
NPI 1659806784 · Radiation Oncology Physician · Columbus, OH
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Austin Sim, MD is a Radiation Oncology Physician provider in Columbus, OH (NPI 1659806784).
Provider details
- NPI number
- 1659806784
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35.145058 (OH)
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
9 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
1,592 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 Guidance for Insertion of Radiation Therapy Fields77014 | 748 | $42 |
| Calculation of Radiation Therapy Dose77300 | 193 | $31 |
| Radiation Treatment Management, 5 Treatment Sessions77427 | 151 | $180 |
| Design and Construction of Complex Radiation Treatment Device77334 | 117 | $57 |
| Complex Radiation Therapy Planning77263 | 63 | $159 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 55 | $125 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-04-26
- Last updated
- 2026-05-14
- Certified
- 2026-05-14
Frequently asked questions
- What is Austin Sim's NPI number?
- Austin Sim's National Provider Identifier (NPI) is 1659806784, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Austin Sim's specialty?
- Austin Sim is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Austin Sim located?
- Austin Sim's practice location on file with NPPES is 460 W 10th Ave, Columbus, OH 43210-1240.
- What is Austin Sim's phone number?
- The practice phone number listed in the NPPES registry for Austin Sim is (614) 293-8415.
- Does Austin Sim accept Medicare?
- Austin Sim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Austin Sim's NPI active?
- Yes — Austin Sim's NPI (1659806784) is active in the NPPES registry as of the last update on 2026-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.