Karen Cheng, MD
NPI 1427430511 · Diagnostic Radiology Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Cheng, MD is a Diagnostic Radiology Physician provider in San Diego, CA (NPI 1427430511).
Provider details
- NPI number
- 1427430511
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A144517 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
5,679 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 631 | $10 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 519 | $44 |
| Calculation of Trabecular Bone Score (tbs) Using Imaging Data With Interpretation and Report on Fracture Risk77089 | 365 | $46 |
| X-Ray of Hip, 2-3 Views73502 | 239 | $11 |
| X-Ray of Lower and Sacral Spine, 2-3 Views72100 | 222 | $11 |
| X-Ray of Knee, 3 Views73562 | 210 | $9 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$48 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-06-24
- Last updated
- 2021-07-13
- Certified
- 2021-07-13
Frequently asked questions
- What is Karen Cheng's NPI number?
- Karen Cheng's National Provider Identifier (NPI) is 1427430511, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Cheng's specialty?
- Karen Cheng is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Cheng located?
- Karen Cheng's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.
- What is Karen Cheng's phone number?
- The practice phone number listed in the NPPES registry for Karen Cheng is (800) 926-8273.
- Does Karen Cheng accept Medicare?
- Karen Cheng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Cheng's NPI active?
- Yes — Karen Cheng's NPI (1427430511) is active in the NPPES registry as of the last update on 2021-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.