Physician Profile
Unclaimed ProfileAbout CHENG
Timmy Cheng, M.D. practices pulmonary disease in Orange, CA. Timmy is a 2013 graduate of University of California, San Diego School of Medicine. Timmy is also listed as specializing in internal medicine and critical care medicine. According to Medicare claims data, Timmy cared for 871 Medicare patients across 1,156 services.
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
- (714) 456-7890
- Email not available
Practice Locations
101 THE CITY DR S CITY TOWER, SUITE 400
Orange, CA 92868
Procedures Most Often Billed to Medicare
1,156 services · 871 patients · 19 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Aspiration of fluid from chest cavity using imaging guidance | Procedure | 32555 |
20 |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
101 |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
93 |
| Test to determine lung volumes using sensors | Treatment | 94726 |
80 |
| Test to determine lung volumes using gas dilution or washout | Treatment | 94727 |
16 |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
16 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
306 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
86 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
78 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
69 |
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 pulmonary diseases 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.
Other pulmonary diseases in Orange 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of California, San Diego School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2013 at University of California, San Diego School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration of fluid from chest cavity using imaging guidance 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. Cheng specialize in?
Dr. Cheng is a pulmonary disease in Orange, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PULMONARY DISEASE”.
NPI registry
Where is Dr. Cheng located?
Dr. Cheng is listed at 101 THE CITY DR S CITY TOWER, SUITE 400, Orange, CA 92868. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Cheng's phone number?
The number on file is (714) 456-7890. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Cheng's NPI number?
Dr. Cheng's National Provider Identifier is 1295078764. 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. Cheng go to medical school?
Dr. Cheng attended University of California, San Diego School of Medicine, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Cheng been practicing?
Dr. Cheng has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Cheng do most often?
According to Medicare billing data, Dr. Cheng performs procedures including aspiration of fluid from chest cavity using imaging guidance; provides treatments such as test to examine how well the lungs exchange gases and test to measure expiratory airflow and volume changes before and after medication administration, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Cheng confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Cheng. 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.