Physician Profile
Unclaimed ProfileAbout CHING
Marshall Robert Ching, M.D. practises orthopedic surgery in Oroville, CA. Marshall is a 1970 graduate of Loma Linda University School of Medicine. Marshall is also listed as specialising in specialist.
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. Ching specialise in?
Dr. Ching is an orthopedic surgeon in Oroville, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ORTHOPEDIC SURGERY”.
NPI registry
Where is Dr. Ching located?
Dr. Ching is listed at 2809 OLIVE HWY SUITE 230, Oroville, CA 95966. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Ching's phone number?
The number on file is (530) 533-5044. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Ching?
Dr. Ching's National Provider Identifier is 1215036835. 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. Ching go to medical school?
Dr. Ching attended Loma Linda University School of Medicine, graduating in 1970. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ching have?
Dr. Ching has 56 years experience. Calculated from a graduation year of 1970, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Ching do most often?
According to Medicare billing data, Dr. Ching performs procedures including aspiration and/or injection of fluid from large joint, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Ching's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ching. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (530) 533-5044
- Email not available
Practice Locations
2809 OLIVE HWY SUITE 230
Oroville, CA 95966
Procedures Most Often Billed to Medicare
762 services · 454 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
89 |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
246 |
| Hyaluronan or derivative, gel-one, for intra-articular injection, per dose | Drug given | J7326 |
27 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
251 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
100 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
49 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other orthopedic surgeons at this location 2
Same specialty, same street address — most likely the same department or group.
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.
Trained at Loma Linda University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 12 related providers in 2 groups
Class of 1970 at Loma Linda University School of Medicine 4
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.