Physician Profile
Unclaimed ProfileAbout TZU
Based in Houston, TX, Jonathan Heng Tzu, MD is listed in the NPI registry under ophthalmology. Jonathan graduated from Johns Hopkins University School of Medicine in 2009. Jonathan is also listed as specializing in ophthalmology — retina specialist. Medicare claims data shows Jonathan provided 41,804 services to 3,393 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
- (713) 799-9975
- Email not available
Practice Locations
2727 GRAMERCY ST SUITE 200
Houston, TX 77025
Procedures Most Often Billed to Medicare
41,804 services · 3,393 patients · 18 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Injection of drug into eye | Procedure | 67028 |
1,886 |
| Removal of eye fluid (vitreous) between lens and retina | Procedure | 67036 |
15 |
| Removal of membrane of retina with removal of internal limiting membrane of retina | Procedure | 67042 |
11 |
| 2d ultrasound scan of eye tissue and structures | Imaging | 76512 |
52 |
| Imaging of retina | Treatment | 92134 |
2,668 |
| Established patient complete exam of visual system | Treatment | 92014 |
2,045 |
| Extended exam of the back part of the eye with optic nerve drawing | Treatment | 92202 |
1,436 |
| Extended exam of the back part of the eye with retinal drawing | Treatment | 92201 |
675 |
| New patient complete exam of visual system | Treatment | 92004 |
155 |
| Exam of the internal drainage system of eye | Treatment | 92020 |
92 |
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 ophthalmology specialists at this location 6
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 ophthalmology specialists in Houston 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Johns Hopkins University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2009 at Johns Hopkins University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of drug into eye 8
Providers in TX who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Tzu?
Dr. Tzu is an ophthalmology in Houston, TX. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
What is Dr. Tzu's address?
Dr. Tzu is listed at 2727 GRAMERCY ST SUITE 200, Houston, TX 77025. 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. Tzu?
The number on file is (713) 799-9975. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Tzu?
Dr. Tzu's National Provider Identifier is 1962630335. 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. Tzu train?
Dr. Tzu attended Johns Hopkins University School of Medicine, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Tzu have?
Dr. Tzu has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Tzu perform?
According to Medicare billing data, Dr. Tzu performs procedures including injection of drug into eye, removal of eye fluid between lens and retina and removal of membrane of retina with removal of internal limiting membrane of retina; reads or performs imaging such as 2d ultrasound scan of eye tissue and structures; provides treatments such as imaging of retina and established patient complete exam of visual system, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Tzu's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Tzu. 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.