Physician Profile
Unclaimed ProfileAbout CAO
Based in Cedar Park, TX, Weiwei Cao, M.D., PhD is listed in the NPI registry under gastroenterology. Weiwei is also listed as specializing in internal medicine. Medicare claims data shows Weiwei provided 272 services to 269 patients.
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (512) 260-1581
- Email not available
Practice Locations
1401 MEDICAL PKWY BLDG. B STE. 200
Cedar Park, TX 78613
Procedures Most Often Billed to Medicare
272 services · 269 patients · 7 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
70 |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
59 |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
25 |
| Removal of large bowel tissue using a flexible endoscope | Procedure | 45390 |
16 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
38 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
37 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
27 |
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 gastroenterology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
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 — 31 related providers in 4 groups
Other gastroenterology specialists in Cedar Park 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1998 at Other 8
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 TX who bill this service to Medicare most often.
Common questions
What does Dr. Cao specialize in?
Dr. Cao is a gastroenterology in Cedar Park, TX. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GASTROENTEROLOGY”.
NPI registry
Where is Dr. Cao located?
Dr. Cao is listed at 1401 MEDICAL PKWY BLDG. B STE. 200, Cedar Park, TX 78613. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Cao's phone number?
The number on file is (512) 260-1581. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Cao?
Dr. Cao's National Provider Identifier is 1992987283. 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. Cao go to medical school?
Dr. Cao attended Other, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Cao have?
Dr. Cao has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Cao do most often?
According to Medicare billing data, Dr. Cao performs procedures including biopsy of large bowel using a flexible endoscope, removal of polyps or growths of large bowel using an endoscope with mechanical snare and biopsy of esophagus, stomach, and/or upper small 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
Is Dr. Cao's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Cao. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.