Jennifer Chang, MD
NPI 1669602850 · Neuroradiology Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Chang, MD is a Neuroradiology Physician provider in San Diego, CA (NPI 1669602850).
Provider details
- NPI number
- 1669602850
- Entity type
- Individual
- Primary specialty
- Neuroradiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A115881 (CA)
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
16 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
2,198 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 Scan Head Or Brain Without Contrast70450 | 400 | $40 |
| Mri Scan of Brain Before and After Contrast70553 | 343 | $109 |
| Ct Scan of Blood Vessels of Head With Contrast70496 | 176 | $84 |
| Ct Scan of Blood Vessels of Neck With Contrast70498 | 169 | $80 |
| Ct Scan of Soft Tissue of Neck With Contrast70491 | 154 | $65 |
| Mri Scan of Brain Without Contrast70551 | 127 | $70 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-07-22
- Last updated
- 2022-08-31
- Certified
- 2022-08-31
Frequently asked questions
- What is Jennifer Chang's NPI number?
- Jennifer Chang's National Provider Identifier (NPI) is 1669602850, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Chang's specialty?
- Jennifer Chang is listed in the NPPES registry with a primary specialty of Neuroradiology Physician (Allopathic & Osteopathic Physicians).
- Where is Jennifer Chang located?
- Jennifer Chang's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.
- What is Jennifer Chang's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Chang is (800) 926-8273.
- Does Jennifer Chang accept Medicare?
- Jennifer Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Chang's NPI active?
- Yes — Jennifer Chang's NPI (1669602850) is active in the NPPES registry as of the last update on 2022-08-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.