Physician Profile
Unclaimed ProfileAbout CHEN
Based in Berkeley, CA, Christopher J Chen, MD is listed in the NPI registry under orthopedic surgery. Christopher graduated from Washington University School of Medicine in 1996. Christopher is also listed as specialising in orthopaedic adult reconstructive surgery.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Chen specialise in?
Dr. Chen is an orthopedic surgeon in Berkeley, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ORTHOPEDIC SURGERY”.
NPI registry
Where is Dr. Chen located?
Dr. Chen is listed at 3000 COLBY ST SUITE 106, Berkeley, CA 94705. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Chen's phone number?
The number on file is (510) 647-1200. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Chen?
Dr. Chen's National Provider Identifier is 1396734505. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Chen go to medical school?
Dr. Chen attended Washington University School of Medicine, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Chen have?
Dr. Chen has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Chen do most often?
According to Medicare billing data, Dr. Chen performs procedures including aspiration and/or injection of fluid from large joint, computer-assisted surgery for muscle and bone procedure and replacement of thigh bone and hip joint with prosthesis; reads or performs imaging such as imaging guidance for procedure, 60 minutes or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Chen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chen. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (510) 647-1200
- Email not available
Practice Locations
3000 COLBY ST SUITE 106
Berkeley, CA 94705
Procedures Most Often Billed to Medicare
1,486 services · 1,157 patients · 12 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
87 |
| Computer-assisted surgery for muscle and bone procedure | Procedure | 20985 |
86 |
| Replacement of thigh bone and hip joint with prosthesis | Procedure | 27130 |
53 |
| Replacement of knee joint, both sides of knee | Procedure | 27447 |
33 |
| Imaging guidance for procedure, 60 minutes or less | Imaging | 76000 |
55 |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
134 |
| Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | Drug given | J0702 |
38 |
| Injection, lidocaine hcl for intravenous infusion, 10 mg | Drug given | J2001 |
33 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
421 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
316 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other orthopedic surgeons in Berkeley 6
Same specialty, same city.
Trained at Washington University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1996 at Washington University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.