Physician Profile
Unclaimed ProfileAbout WANG
David Yihon Wang, MD practises general surgery in Covina, CA. David is a 1989 graduate of R Franklin University of Med & Sci/Chicago Medical School. David is also listed as specialising in colon & rectal surgery and 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 kind of doctor is Dr. Wang?
Dr. Wang is a general surgeon in Covina, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GENERAL SURGERY”.
NPI registry
What is Dr. Wang's address?
Dr. Wang is listed at 420 W ROWLAND ST, Covina, CA 91723. 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. Wang?
The number on file is (626) 331-6411. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Wang's NPI number?
Dr. Wang's National Provider Identifier is 1992764294. 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. Wang train?
Dr. Wang attended R Franklin University of Med & Sci/Chicago Medical School, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Wang been practising?
Dr. Wang has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Wang perform?
According to Medicare billing data, Dr. Wang performs procedures including biopsy of large bowel using a flexible endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Wang confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Wang. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (626) 331-6411
- Email not available
Practice Locations
420 W ROWLAND ST
Covina, CA 91723
Procedures Most Often Billed to Medicare
72 services · 64 patients · 3 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
14 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
32 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
26 |
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 general surgeons in Covina 3
Same specialty, same city.
Trained at R Franklin University of Med & Sci/Chicago Medical School 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1989 at R Franklin University of Med & Sci/Chicago Medical School 7
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of large bowel using a flexible endoscope 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.