Jack Chen, M.D.
NPI 1134169139 · Diagnostic Radiology Physician · Tarzana, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jack Chen, M.D. is a Diagnostic Radiology Physician provider in Tarzana, CA (NPI 1134169139).
Provider details
- NPI number
- 1134169139
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A62866 (AR)
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
20 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
1,649 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 | 271 | $9 |
| Ct Scan Head Or Brain Without Contrast70450 | 201 | $39 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 194 | $86 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 165 | $82 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 87 | $84 |
| Ct Scan of Chest Without Contrast71250 | 80 | $50 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-07
- Last updated
- 2007-11-27
Frequently asked questions
- What is Jack Chen's NPI number?
- Jack Chen's National Provider Identifier (NPI) is 1134169139, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jack Chen's specialty?
- Jack Chen is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Jack Chen located?
- Jack Chen's practice location on file with NPPES is 18344 Clark Street, Tarzana, CA 91356.
- What is Jack Chen's phone number?
- The practice phone number listed in the NPPES registry for Jack Chen is (818) 881-9811.
- Does Jack Chen accept Medicare?
- Jack Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jack Chen's NPI active?
- Yes — Jack Chen's NPI (1134169139) is active in the NPPES registry as of the last update on 2007-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.