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Edit this profileAt a glance
- 901 San Bernardino Rd, Ste 102, Upland, CA 91786
About Dr. Wang
Based in Upland, CA, Nan Wang, M.D. is listed in the NPI registry under cardiac surgery. Nan graduated from Loma Linda University School of Medicine in 1983. Nan is also listed as specializing in thoracic surgery (cardiothoracic). Medicare claims data shows Nan provided 125 services to 116 patients. The services billed most often include coronary artery bypass using artery graft, 1 graft, new patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more, and ultrasound of heart with probe in esophagus to assess heart pump function. NPI 1023040839 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
- (909) 579-6721
- Email not available
Practice Locations
901 SAN BERNARDINO RD STE 102
Upland, CA 91786
Procedures Most Often Billed to Medicare
125 services · 116 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Coronary artery bypass using artery graft, 1 graft | Procedure | 33533 |
25 | More often than most peers in Cardiac Surgery |
| Coronary artery bypass using vein or artery graft, 3 grafts | Procedure | 33519 |
11 | Less often than most peers in Cardiac Surgery |
| Ultrasound of heart with probe in esophagus to assess heart pump function | Treatment | 93318 |
24 | Too few peers to compare |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
24 | As often as other peers in Cardiac Surgery |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
22 | As often as other peers in Cardiac Surgery |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
19 | As often as other peers in Cardiac 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 cardiac surgeons at this location 1
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 3
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1983 at Loma Linda University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Coronary artery bypass using artery graft, 1 graft 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Nan Wang's specialty?
Nan Wang is a cardiac surgeon in Upland, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiac Surgery”.
NPI registry
Where can I find Nan Wang?
Nan Wang is listed at 901 San Bernardino Rd Ste 102, Upland, CA 91786. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Nan Wang?
The number on file is (909) 579-6721. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Nan Wang?
Nan Wang's National Provider Identifier is 1023040839. 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
What is Nan Wang's education?
Nan Wang attended Loma Linda University School of Medicine, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Nan Wang have?
Nan Wang has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What is Nan Wang known for?
According to Medicare billing data, Nan Wang performs procedures including coronary artery bypass using artery graft, 1 graft and coronary artery bypass using vein or artery graft, 3 grafts; provides treatments such as ultrasound of heart with probe in esophagus to assess heart pump function, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Nan Wang's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Nan Wang. If this is you, claiming it is free.
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Guide.md listings do not constitute medical advice or an endorsement.