Andrew Chi, M.D.
NPI 1801120423 · Diagnostic Radiology Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Chi, M.D. is a Diagnostic Radiology Physician provider in Philadelphia, PA (NPI 1801120423).
Provider details
- NPI number
- 1801120423
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD450436 (PA)
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
3,050 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) |
|---|---|---|
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 849 | $9 |
| X-Ray of Knee, 4 Or More Views73564 | 182 | $11 |
| X-Ray of Knee, 3 Views73562 | 142 | $9 |
| X-Ray of Spine, 1 View72020 | 137 | $8 |
| X-Ray of Knee, 1-2 Views73560 | 115 | $8 |
| X-Ray of Foot, Minimum of 3 Views73630 | 110 | $8 |
| X-Ray of Hip, 2-3 Views73502 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-09-29
- Last updated
- 2015-10-02
Frequently asked questions
- What is Andrew Chi's NPI number?
- Andrew Chi's National Provider Identifier (NPI) is 1801120423, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Chi's specialty?
- Andrew Chi is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Chi located?
- Andrew Chi's practice location on file with NPPES is 3737 Market St, Philadelphia, PA 19104-5545.
- What is Andrew Chi's phone number?
- The practice phone number listed in the NPPES registry for Andrew Chi is (215) 294-9522.
- Does Andrew Chi accept Medicare?
- Andrew Chi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Chi's NPI active?
- Yes — Andrew Chi's NPI (1801120423) is active in the NPPES registry as of the last update on 2015-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.