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Edit this profileWhere to find James C. Jeng, MD
- Orange location main office
101 the City Dr S, Orange, CA 92868 - Orange location
333 City Blvd W Ste 1600, Orange, CA 92868
About Dr. Jeng
Based in Orange, CA, James C. Jeng, MD is listed in the NPI registry under trauma surgery. James graduated from Columbia University College of Physicians and Surgeons in 1986. Medicare claims data shows James provided 265 services to 154 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, critical care, first 30-74 minutes, and established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more. NPI 1407847775 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (714) 880-7812
- Email not available
Practice Locations
101 THE CITY DR S
Orange, CA 92868
333 City Blvd W Ste 1600
Orange, CA 92868
Procedures Most Often Billed to Medicare
265 services · 154 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
78 | More often than most peers in Trauma Surgery |
| Critical care, first 30-74 minutes | Office visit | 99291 |
73 | More often than most peers in Trauma Surgery |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
61 | More than most peers in Trauma Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
29 | More often than most peers in Trauma Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
13 | Less often than most peers in Trauma Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
11 | Less often than most peers in Trauma Surgery |
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.
Other trauma surgeons at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 5
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 19 related providers in 3 groups
Other trauma surgeons in Orange 7
Same specialty, same city.
Trained at Columbia University College of Physicians and Surgeons 4
Other providers in the same specialty who trained at the same institution.
Class of 1986 at Columbia University College of Physicians and Surgeons 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Jeng?
Dr. Jeng is a trauma surgeon in Orange, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Trauma Surgery”.
NPI registry
What is Dr. Jeng's address?
Dr. Jeng is listed at 101 the City Dr S, Orange, CA 92868. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Jeng?
The number on file is (714) 880-7812. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Jeng?
Dr. Jeng's National Provider Identifier is 1407847775. 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. Jeng train?
Dr. Jeng attended Columbia University College of Physicians and Surgeons, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Jeng have?
Dr. Jeng has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Jeng perform?
According to Medicare billing data, Dr. Jeng the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Jeng's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Jeng. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.