Timothy Tsai
NPI 1588082309 · Diagnostic Radiology Physician · Indianapolis, IN
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy Tsai is a Diagnostic Radiology Physician provider in Indianapolis, IN (NPI 1588082309).
Provider details
- NPI number
- 1588082309
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
5,279 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 1,291 | $8 |
| Ct Scan Head Or Brain Without Contrast70450 | 547 | $38 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 292 | $81 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 284 | $82 |
| X-Ray of Chest, 2 Views71046 | 196 | $10 |
| Ct Scan of Upper Spine Without Contrast72125 | 163 | $44 |
| Ct Scan of Abdomen and Pelvis Without Contrast |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-03-29
- Last updated
- 2020-02-27
- Certified
- 2020-02-27
Frequently asked questions
- What is Timothy Tsai's NPI number?
- Timothy Tsai's National Provider Identifier (NPI) is 1588082309, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Tsai's specialty?
- Timothy Tsai is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Timothy Tsai located?
- Timothy Tsai's practice location on file with NPPES is 500 University Blvd, Indianapolis, IN 46202-5149.
- What is Timothy Tsai's phone number?
- The practice phone number listed in the NPPES registry for Timothy Tsai is (317) 948-2449.
- Does Timothy Tsai accept Medicare?
- Timothy Tsai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy Tsai's NPI active?
- Yes — Timothy Tsai's NPI (1588082309) is active in the NPPES registry as of the last update on 2020-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.