Active NPI 1962630335 Individual Practitioner Male Practitioner

Dr. Jonathan Heng Tzu , MD

Ophthalmology • Houston, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Jonathan Tzu, MD is a certified Ophthalmology practicing in Houston, TX. With approximately 17 years of clinical experience since graduating from Johns Hopkins University School Of Medicine in 2009, Dr. Tzu delivers high-quality medical care to the local community at 2727 GRAMERCY ST.

Dr. Tzu is affiliated with Retina And Vitreous Of Texas Pllc and accepts Medicare assignment.

Frequently performed procedures and clinical services include injection, faricimab-svoa, 0.1 mg, imaging of retina, injection, aflibercept, 1 mg. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2727 Gramercy St
Suite 200

Houston, TX 770251617

Telephone 7137999975

Fax 7137991095

Associated Practice Facility / Clinic

🏢 Gramercy Surgery Center, Ltd Facility NPI 1225091630

Medicare Profile & Education

Medical School

Johns Hopkins University School Of Medicine

Graduation Year

2009

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Houston, TX

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

17 Yrs -7.9 yrs vs City Avg

City Avg: 24.9 Yrs

State Avg: 26.2 Yrs

Regional Practice Density

276 Specialists

Practicing in Houston, TX (1616 Statewide)

Telehealth Adoption Rate

1.8% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

56.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Tzu (17 Years) 17 Yrs

Houston Specialty Average (24.9 Years) 24.9 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J2777 Injection, faricimab-svoa, 0.1 mg	28,380	79	$91.43	$34.49
92134 Imaging of retina	2,668	806	$98.53	$38.35
J0178 Injection, aflibercept, 1 mg	2,248	179	$980.50	$825.15
92014 Established patient complete exam of visual system	2,045	710	$306.57	$120.07
67028 Injection of drug into eye	1,886	345	$310.45	$120.99
92202 Extended exam of the back part of the eye with optic nerve drawing	1,436	402	$37.71	$14.72
J2778 Injection, ranibizumab, 0.1 mg	1,089	41	$413.40	$161.62
92201 Extended exam of the back part of the eye with retinal drawing	675	315	$61.21	$24.01
J0177 Injection, aflibercept hd, 1 mg	496	14	$853.88	$331.97
J9035 Injection, bevacizumab, 10 mg	407	73	$85.00	$67.61
92004 New patient complete exam of visual system	155	155	$364.80	$143.18
92020 Examination of cornea and iris using lens device and slit lamp	92	64	$67.03	$26.32
92235 Exam of retinal blood vessels using a special camera after injection of a dye	84	84	$390.05	$147.99
76512 Ultrasound of eye disease, growth, or structure	52	38	$117.21	$45.57
92250 Photography of the retina	45	44	$90.45	$34.76
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$419.33	$164.80
67036 Removal of eye fluid (vitreous) between the lens and retina	15	13	$2250.66	$849.66
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	11	11	$2871.73	$1129.07

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J2777 Injection, faricimab-svoa, 0.1 mg	17,880	44	$93.14	$36.54
92134 Imaging of retina	2,718	819	$100.35	$39.48
J0178 Injection, aflibercept, 1 mg	2,106	162	$980.76	$861.86
92014 Established patient complete exam of visual system	1,999	701	$313.58	$123.93
67028 Injection of drug into eye	1,873	342	$310.58	$123.05
J2778 Injection, ranibizumab, 0.1 mg	1,713	51	$414.00	$226.43
92202 Extended exam of the back part of the eye with optic nerve drawing	1,501	430	$38.61	$15.20
92201 Extended exam of the back part of the eye with retinal drawing	698	296	$61.75	$24.44
J9035 Injection, bevacizumab, 10 mg	546	102	$85.00	$70.60
92004 New patient complete exam of visual system	178	177	$374.92	$148.66
92020 Examination of cornea and iris using lens device and slit lamp	85	63	$68.50	$26.94
92235 Exam of retinal blood vessels using a special camera after injection of a dye	84	83	$337.08	$132.53
92250 Photography of the retina	68	68	$93.45	$37.12
76512 Ultrasound of eye disease, growth, or structure	63	47	$119.59	$46.98
67036 Removal of eye fluid (vitreous) between the lens and retina	18	16	$2281.69	$853.81
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	12	12	$2903.69	$1154.34
67113 Complex repair of detached retina and drainage of eye fluid between lens and retina	11	11	$3377.93	$1306.49

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92134 Imaging of retina	2,622	794	$102.20	$40.23
J2778 Injection, ranibizumab, 0.1 mg	2,297	76	$413.40	$279.18
J0178 Injection, aflibercept, 1 mg	2,058	153	$980.50	$896.14
J2777 Injection, faricimab-svoa, 0.1 mg	2,040	12	$95.16	$37.45
92014 Established patient complete exam of visual system	1,867	671	$318.93	$126.08
67028 Injection of drug into eye	1,848	336	$309.20	$122.72
92202 Extended exam of the back part of the eye with optic nerve drawing	1,615	461	$39.60	$15.64
J9035 Injection, bevacizumab, 10 mg	606	113	$85.00	$68.07
92201 Extended exam of the back part of the eye with retinal drawing	561	258	$62.19	$24.62
92004 New patient complete exam of visual system	179	179	$381.43	$151.29
92235 Exam of retinal blood vessels using a special camera after injection of a dye	111	108	$314.60	$124.40
76512 Ultrasound of eye disease, growth, or structure	83	54	$116.82	$46.88
92020 Examination of cornea and iris using lens device and slit lamp	64	46	$70.34	$27.98
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	12	12	$558.58	$222.51
67108 Repair of detached retina and drainage of eye fluid between lens and retina	11	11	$3050.38	$1215.61

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92134 Imaging of retina	2,544	775	$103.01	$40.98
J2778 Injection, ranibizumab, 0.1 mg	2,190	70	$413.40	$314.82
92014 Established patient complete exam of visual system	1,803	664	$319.03	$127.45
67028 Injection of drug into eye	1,740	321	$310.27	$124.76
J0178 Injection, aflibercept, 1 mg	1,630	127	$980.50	$911.91
92202 Extended exam of the back part of the eye with optic nerve drawing	1,610	475	$39.90	$15.93
J9035 Injection, bevacizumab, 10 mg	730	121	$85.00	$71.57
92201 Extended exam of the back part of the eye with retinal drawing	424	209	$62.59	$25.10
92004 New patient complete exam of visual system	151	150	$381.28	$152.48
92235 Exam of retinal blood vessels using a special camera after injection of a dye	128	127	$293.76	$117.65
76512 Ultrasound of eye disease, growth, or structure	106	56	$113.73	$48.67
92250 Photography of the retina	101	101	$98.56	$38.97
92020 Examination of cornea and iris using lens device and slit lamp	90	70	$70.24	$28.36
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$415.14	$162.95
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	11	$458.75	$185.27
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	12	12	$322.16	$129.89
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	11	11	$2953.38	$1193.53

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92134 Imaging of retina	2,538	780	$102.40	$40.81
J2778 Injection, ranibizumab, 0.1 mg	1,808	71	$413.40	$333.88
92014 Established patient complete exam of visual system	1,743	664	$316.16	$126.58
67028 Injection of drug into eye	1,726	349	$282.89	$111.00
92202 Extended exam of the back part of the eye with optic nerve drawing	1,583	481	$40.25	$16.07
J0178 Injection, aflibercept, 1 mg	1,492	120	$980.50	$923.48
J9035 Injection, bevacizumab, 10 mg	851	154	$85.00	$77.83
92201 Extended exam of the back part of the eye with retinal drawing	322	153	$63.68	$25.63
92250 Photography of the retina	198	196	$112.97	$45.19
92235 Exam of retinal blood vessels using a special camera after injection of a dye	148	146	$257.56	$103.42
92004 New patient complete exam of visual system	135	135	$379.15	$151.94
92020 Examination of cornea and iris using lens device and slit lamp	115	104	$69.52	$28.02
76512 Ultrasound of eye disease, growth, or structure	86	46	$118.04	$52.45
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	66	66	$406.85	$164.01
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	17	17	$511.30	$212.72
67113 Complex repair of detached retina and drainage of eye fluid between lens and retina	16	14	$3480.50	$1399.59
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	15	15	$2991.30	$1204.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92226 Examination of eye by ophthalmoscope with retinal drawing	2,492	613	$63.86	$25.41
92134 Imaging of retina	1,981	546	$102.68	$40.73
67028 Injection of drug into eye	1,687	335	$308.66	$112.74
92014 Established patient complete exam of visual system	1,650	663	$315.87	$125.69
J0178 Injection, aflibercept, 1 mg	1,384	101	$980.50	$942.61
J2778 Injection, ranibizumab, 0.1 mg	1,289	54	$413.40	$349.57
J9035 Injection, bevacizumab, 10 mg	1,057	187	$83.06	$79.30
92250 Photography of the retina	871	615	$125.86	$49.95
92225 Examination of eye by ophthalmoscope with retinal drawing	454	263	$69.32	$27.66
92004 New patient complete exam of visual system	265	265	$377.98	$150.87
92235 Exam of retinal blood vessels using a special camera after injection of a dye	123	122	$226.61	$90.43
76512 Ultrasound of eye disease, growth, or structure	57	41	$142.35	$58.83
92020 Examination of cornea and iris using lens device and slit lamp	36	36	$68.87	$27.48
67113 Complex repair of detached retina and drainage of eye fluid between lens and retina	16	14	$3474.65	$1386.48
67228 Laser destruction of leaking retinal blood vessels, 1 or more sessions	13	11	$868.72	$346.66
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	12	12	$2989.73	$1192.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92226 Examination of eye by ophthalmoscope with retinal drawing	2,202	552	$62.69	$24.57
92134 Imaging of retina	1,836	500	$103.97	$40.70
67028 Injection of drug into eye	1,523	313	$308.65	$112.19
92014 Established patient complete exam of visual system	1,471	591	$314.80	$123.65
J9035 Injection, bevacizumab, 10 mg	1,257	222	$79.85	$76.20
J0178 Injection, aflibercept, 1 mg	1,052	83	$980.50	$953.25
92250 Photography of the retina	721	521	$141.64	$55.09
92225 Examination of eye by ophthalmoscope with retinal drawing	373	234	$68.08	$26.69
J2778 Injection, ranibizumab, 0.1 mg	300	22	$413.40	$369.74
92004 New patient complete exam of visual system	240	240	$376.72	$148.06
92235 Exam of retinal blood vessels using a special camera after injection of a dye	109	107	$212.32	$82.87
76512 Ultrasound of eye disease, growth, or structure	53	30	$166.39	$71.83
67113 Complex repair of detached retina and drainage of eye fluid between lens and retina	22	18	$3482.63	$1370.76
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	16	16	$2995.63	$1179.20
92012 Established patient problem focused exam of visual system	15	13	$240.55	$87.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92226 Examination of eye by ophthalmoscope with retinal drawing	1,884	561	$88.41	$23.27
92134 Imaging of retina	1,846	573	$121.29	$38.35
67028 Injection of drug into eye	1,322	303	$707.93	$108.58
J9035 Injection, bevacizumab, 10 mg	1,184	233	$72.71	$71.43
92014 Established patient complete exam of visual system	1,136	558	$226.92	$116.09
J0178 Injection, aflibercept, 1 mg	766	64	$980.50	$962.68
92250 Photography of the retina	548	479	$202.14	$60.82
92225 Examination of eye by ophthalmoscope with retinal drawing	463	249	$102.21	$25.24
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	129	129	$249.89	$154.06
92235 Exam of retinal blood vessels using a special camera after injection of a dye	124	123	$189.42	$78.12
92012 Established patient problem focused exam of visual system	123	103	$129.83	$79.70
92004 New patient complete exam of visual system	105	105	$357.72	$137.05
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	36	35	$263.05	$99.85
76512 Ultrasound of eye disease, growth, or structure	21	14	$415.65	$84.74
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	20	20	$185.97	$101.78
67228 Laser destruction of leaking retinal blood vessels, 1 or more sessions	17	13	$1391.39	$321.59
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	17	17	$5960.95	$1126.92
67113 Complex repair of detached retina and drainage of eye fluid between lens and retina	16	13	$5771.36	$1246.13
92020 Examination of cornea and iris using lens device and slit lamp	14	14	$78.19	$25.25
99213 Established patient office or other outpatient visit, typically 15 minutes	13	13	$182.40	$69.23

Medical Specialties & State Licenses

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License TX Q3301

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Ophthalmology - Retina Specialist

NUCC Taxonomy Code: 207WX0107X

State License TX Q3301

An ophthalmologist who specializes in the diagnosis and treatment of vitreoretinal diseases.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

350476302 (TX)

Medicaid State Provider ID

350476303 (TX)

Medicaid State Provider ID

350476304 (TX)

Medicaid State Provider ID

350476301 (TX)

Commercial Insurance / Payer ID Npi

1962630335 (TX)

Commercial Insurance / Payer ID Taxonomy

207W00000X (TX)

Hospital & Practice Group Affiliations

Retina And Vitreous Of Texas Pllc

6565 W Loop S, Bellaire, TX 774013510

Phone: 7137999975

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

11 Associated Practitioners

Dr. Emmanuel Chang , MD, PhD

Ophthalmology - Retina Specialist

NPI 1083877740

Doctor of Medicine (M.D.), Doctor of Philosophy (Ph.D.)

Dr. Joseph Khawly , MD

Ophthalmology

NPI 1215919998

Doctor of Medicine (M.D.)

Dr. Victor Chen , MD

Ophthalmology - Retina Specialist

NPI 1356929251

Doctor of Medicine (M.D.)

Dr. Hassan Rahman , MD

Ophthalmology

NPI 1437302049

Doctor of Medicine (M.D.)

Dr. Angela Kim , MD

Ophthalmology - Retina Specialist

NPI 1437654159

Doctor of Medicine (M.D.)

Dr. Harry Lambert , MD

Ophthalmology

NPI 1467433987

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

11 Historical Events

✅

NPI Profile Active April 19, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location April 19, 2017

Registered at 2727 GRAMERCY ST, SUITE 200, HOUSTON, TX 770251617 (Tel: 7137999975)

📍

Updated Business Mailing Address April 19, 2017

Registered at 2727 GRAMERCY ST, SUITE 200, HOUSTON, TX 770251617 (Tel: 7137999975)

👤

Provider Name / Credentials Updated April 19, 2017

Recorded as JONATHAN TZU, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 19, 2017

Ophthalmology (License #Q3301 in TX)

✅

NPI Profile Active October 12, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location October 12, 2016

Registered at 2727 GRAMERCY ST, SUITE 200, HOUSTON, TX 770251617 (Tel: 7137999975)

📍

Updated Business Mailing Address October 12, 2016

Registered at 2727 GRAMERCY ST, SUITE 200, HOUSTON, TX 770251617 (Tel: 7137999975)

👤

Provider Name / Credentials Updated October 12, 2016

Recorded as JONATHAN TZU, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 12, 2016

Ophthalmology (License #Q3301 in TX)

🟢

Initial NPI Registration & Enumeration June 24, 2009

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1962630335

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: June 24, 2009

Last Update: April 19, 2017

Sole Proprietor: No

Update or Correct Profile

Mailing Address

2727 Gramercy St, Suite 200

Houston, TX 770251617

Phone: 7137999975

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.