Chul Chung, M.D.
NPI 1033552773 · Diagnostic Radiology Physician · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chul Chung, M.D. is a Diagnostic Radiology Physician provider in Walnut Creek, CA (NPI 1033552773).
Provider details
- NPI number
- 1033552773
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A154576 (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
13 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
4,349 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 | 904 | $10 |
| Screening Mammography77067 | 305 | $130 |
| Screening 3d Breast Mammography77063 | 304 | $54 |
| Ct Scan Head Or Brain Without Contrast70450 | 283 | $47 |
| Mri Scan of Leg Joint Without Contrast73721 | 157 | $175 |
| Mri Scan of Arm Joint Without Contrast73221 | 128 | $169 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-04-11
- Last updated
- 2024-11-11
- Certified
- 2024-11-11
Frequently asked questions
- What is Chul Chung's NPI number?
- Chul Chung's National Provider Identifier (NPI) is 1033552773, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chul Chung's specialty?
- Chul Chung is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Chul Chung located?
- Chul Chung's practice location on file with NPPES is 2125 Oak Grove Rd Ste 200, Walnut Creek, CA 94598-2520.
- What is Chul Chung's phone number?
- The practice phone number listed in the NPPES registry for Chul Chung is (925) 296-7150.
- Does Chul Chung accept Medicare?
- Chul Chung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chul Chung's NPI active?
- Yes — Chul Chung's NPI (1033552773) is active in the NPPES registry as of the last update on 2024-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.