Active NPI 1871853077 Individual Practitioner Male Practitioner

Dr. Bac Tien Nguyen , MD

Ophthalmology • Houston, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Bac Nguyen, MD is a certified Ophthalmology practicing in Houston, TX. With approximately 14 years of clinical experience since graduating from University Of California, San Diego School Of Medicine in 2012, Dr. Nguyen delivers high-quality medical care to the local community at 3100 WESLAYAN ST STE 400.

Dr. Nguyen is affiliated with Berkeley Eye Institute, Pllc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, exam of visual field with extended testing, examination of cornea and iris using lens device and slit lamp. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

3100 Weslayan St Ste 400

Houston, TX 770275752

Telephone 7135261600

Fax 7135260679

Associated Practice Facility / Clinic

🏢 Caplan-Berkeley, Llp Facility NPI 1033115472

Medicare Profile & Education

Medical School

University Of California, San Diego School Of Medicine

Graduation Year

2012

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

14 Yrs -10.9 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

57.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Nguyen (14 Years) 14 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	908	421	$140.00	$127.13
92083 Exam of visual field with extended testing	394	321	$114.82	$61.57
92020 Examination of cornea and iris using lens device and slit lamp	382	374	$98.04	$26.79
92133 Imaging of optic nerve	297	294	$100.00	$35.00
92250 Photography of the retina	234	234	$50.00	$36.28
92136 Measurement of corneal curvature and depth of eye	93	34	$70.97	$24.69
92134 Imaging of retina	75	75	$100.00	$38.39
76514 Ultrasound scan of cornea to determine thickness	62	62	$49.60	$10.59
92014 Established patient complete exam of visual system	42	42	$138.00	$123.12
99213 Established patient office or other outpatient visit, typically 15 minutes	36	31	$100.00	$90.06
66984 Removal of cataract with insertion of lens	23	17	$1795.00	$318.77
0671T Insertion of drainage device into drainage tissue within eye (trabecular meshwork)	19	13	$2000.00	$998.43
65820 Incision to improve eye fluid flow	18	12	$1500.00	$751.36

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	942	409	$140.00	$129.54
92020 Examination of cornea and iris using lens device and slit lamp	370	360	$98.24	$27.86
92083 Exam of visual field with extended testing	355	314	$113.92	$62.62
92133 Imaging of optic nerve	305	303	$100.00	$36.45
92250 Photography of the retina	192	192	$50.00	$38.37
92134 Imaging of retina	89	87	$100.00	$40.12
92136 Measurement of corneal curvature and depth of eye	68	25	$69.34	$26.00
76514 Ultrasound scan of cornea to determine thickness	61	61	$49.59	$10.87
99213 Established patient office or other outpatient visit, typically 15 minutes	44	36	$100.00	$90.59
65820 Incision to improve eye fluid flow	28	17	$1500.00	$824.79
92014 Established patient complete exam of visual system	28	27	$138.00	$126.99
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	21	21	$180.00	$170.73
66984 Removal of cataract with insertion of lens	17	12	$1795.00	$300.67
66982 Complex removal of cataract with insertion of prosthetic lens	15	12	$2500.00	$496.26

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	791	430	$140.00	$130.75
92020 Examination of cornea and iris using lens device and slit lamp	340	329	$98.82	$28.59
92133 Imaging of optic nerve	310	309	$100.00	$37.08
92083 Exam of visual field with extended testing	279	253	$115.91	$63.50
92250 Photography of the retina	151	151	$50.33	$38.05
76514 Ultrasound scan of cornea to determine thickness	97	97	$49.74	$11.03
92136 Measurement of corneal curvature and depth of eye	80	26	$69.38	$27.21
92134 Imaging of retina	47	45	$100.00	$40.29
99213 Established patient office or other outpatient visit, typically 15 minutes	34	30	$100.00	$89.09
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	29	29	$180.00	$170.71
65820 Incision to improve eye fluid flow	24	15	$1500.00	$764.27
92014 Established patient complete exam of visual system	20	20	$138.00	$125.72
92004 New patient complete exam of visual system	11	11	$170.00	$153.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	587	388	$184.51	$134.03
92133 Imaging of optic nerve	272	265	$99.76	$38.24
92020 Examination of cornea and iris using lens device and slit lamp	244	240	$95.90	$28.56
92083 Exam of visual field with extended testing	235	215	$131.91	$65.81
76514 Ultrasound scan of cornea to determine thickness	113	112	$48.99	$11.38
92134 Imaging of retina	83	82	$101.08	$42.00
92014 Established patient complete exam of visual system	80	80	$195.79	$131.38
92004 New patient complete exam of visual system	60	60	$173.87	$158.88
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	51	51	$201.25	$172.58
99213 Established patient office or other outpatient visit, typically 15 minutes	43	39	$155.81	$95.76
92250 Photography of the retina	40	40	$99.75	$40.29
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	17	$264.00	$99.65
67028 Injection of drug into eye	14	13	$546.25	$120.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92012 Established patient problem focused exam of visual system	382	223	$253.00	$91.62
92083 Exam of visual field with extended testing	244	217	$181.00	$65.87
92014 Established patient complete exam of visual system	226	218	$360.00	$131.42
92133 Imaging of optic nerve	226	213	$107.00	$37.85
92020 Examination of cornea and iris using lens device and slit lamp	153	143	$80.00	$28.81
92250 Photography of the retina	88	87	$129.00	$44.90
92134 Imaging of retina	65	61	$117.00	$41.06
76514 Ultrasound scan of cornea to determine thickness	55	55	$35.00	$11.77
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	42	42	$468.00	$171.33
67028 Injection of drug into eye	31	24	$564.32	$114.92
92012 Established patient problem focused exam of visual system	31	21	$150.00	$54.63
66984 Removal of cataract with insertion of lens	19	14	$2842.00	$423.46
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	17	17	$66.00	$24.33
76512 Ultrasound of eye disease, growth, or structure	17	14	$151.00	$54.68
65820 Incision to improve eye fluid flow	15	11	$4086.00	$826.36
76519 Ultrasound of eye for determination of lens power	15	13	$177.53	$65.06
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	14	14	$130.00	$47.62

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92012 Established patient problem focused exam of visual system	401	218	$251.00	$87.70
92133 Imaging of optic nerve	253	239	$106.00	$36.84
92014 Established patient complete exam of visual system	241	232	$359.00	$126.97
92083 Exam of visual field with extended testing	230	216	$182.00	$64.26
92020 Examination of cornea and iris using lens device and slit lamp	170	156	$79.00	$27.47
92250 Photography of the retina	72	72	$144.00	$48.50
76514 Ultrasound scan of cornea to determine thickness	66	66	$37.00	$11.86
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	43	43	$465.00	$159.49
67028 Injection of drug into eye	30	23	$585.93	$115.35
92134 Imaging of retina	28	23	$117.00	$41.09
76519 Ultrasound of eye for determination of lens power	24	19	$151.25	$53.45
92012 Established patient problem focused exam of visual system	18	17	$150.00	$53.69
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	16	16	$128.00	$45.61
92014 Established patient complete exam of visual system	15	13	$227.00	$81.45
66982 Complex removal of cataract with insertion of prosthetic lens	15	11	$4120.00	$810.72
76512 Ultrasound of eye disease, growth, or structure	11	11	$174.00	$61.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92012 Established patient problem focused exam of visual system	363	216	$249.00	$88.67
92083 Exam of visual field with extended testing	233	217	$183.00	$65.30
92014 Established patient complete exam of visual system	216	206	$359.00	$127.61
92133 Imaging of optic nerve	194	187	$108.00	$37.13
92020 Examination of cornea and iris using lens device and slit lamp	122	117	$77.00	$27.34
92250 Photography of the retina	85	85	$163.00	$52.97
76514 Ultrasound scan of cornea to determine thickness	83	83	$45.00	$14.68
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	27	27	$467.00	$162.87
67028 Injection of drug into eye	23	15	$590.09	$116.25
92145 Measurement of corneal pressure	20	20	$51.00	$16.28
65855 Laser repair to improve eye fluid flow	20	14	$1277.00	$251.35
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	19	18	$73.00	$25.88
92012 Established patient problem focused exam of visual system	17	16	$151.00	$54.18
76519 Ultrasound of eye for determination of lens power	16	15	$204.38	$73.01
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	16	16	$125.00	$44.48
76512 Ultrasound of eye disease, growth, or structure	12	12	$214.00	$74.86
92014 Established patient complete exam of visual system	12	11	$228.00	$75.60

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92012 Established patient problem focused exam of visual system	123	101	$225.80	$81.50
92014 Established patient complete exam of visual system	96	95	$347.41	$124.49
92083 Exam of visual field with extended testing	58	58	$181.86	$61.78
92133 Imaging of optic nerve	53	53	$107.49	$35.87
92020 Examination of cornea and iris using lens device and slit lamp	33	32	$77.00	$27.20
76514 Ultrasound scan of cornea to determine thickness	25	25	$43.00	$14.28
92250 Photography of the retina	16	16	$186.00	$66.39

Medical Specialties & State Licenses

CMS Verified: 2022-06-02

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License TX R1256

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

NUCC Taxonomy Code: 207W00000X

State License CA A142273

Ophthalmology - Glaucoma Specialist

NUCC Taxonomy Code: 207WX0009X

State License TX R1256

An ophthalmologist who specializes in the treatment of glaucoma and other disorders related to increased intraocular pressure and optic nerve damage. This specialty involves the medical and surgical treatment of these conditions.

Hospital & Practice Group Affiliations

Berkeley Eye Institute, Pllc

2012 W Loop, El Campo, TX 774378030

Phone: 9795436821

Berkeley Eye Institute, Pllc

605 Medical Ct, Brenham, TX 778335406

Phone: 9798301444

Berkeley Eye Institute, Pllc

22741 Professional Dr, Kingwood, TX 773396005

Phone: 2813194334

Berkeley Eye Institute, Pllc

3100 Weslayan St, Houston, TX 770275752

Phone: 7135261600

Practice Associates & Co-Workers

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

21 Associated Practitioners

Dr. Niyati Patel , OD

Optometrist

NPI 1013285659

Doctor of Optometry

Dr. Pontea Momeni , OD

Optometrist

NPI 1023458015

Doctor of Optometry

Dr. Karlie Bonem , OD

Optometrist

NPI 1063827988

Doctor of Optometry

Dr. Fortuna Abebe , OD

Optometrist

NPI 1073185278

Doctor of Optometry

Dr. Usha Pinninti , MD

Ophthalmology

NPI 1134323892

Doctor of Medicine (M.D.)

Dr. Khanh Ton , OD

Optometrist

NPI 1174243273

Doctor of Optometry

Career & Practice History Timeline

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

10 Historical Events

📍

Updated Practice Location February 14, 2022

Registered at 3100 WESLAYAN ST STE 400, HOUSTON, TX 770275752 (Tel: 7135261600)

📍

Updated Business Mailing Address February 14, 2022

Registered at 3100 WESLAYAN ST STE 400, HOUSTON, TX 770275752 (Tel: 7135261600)

📍

Updated Practice Location September 03, 2019

Registered at 6565 FANNIN ST # NC205, HOUSTON, TX 770302703 (Tel: 7137985143)

📍

Updated Business Mailing Address September 03, 2019

Registered at 6565 FANNIN ST # NC205, HOUSTON, TX 770302703 (Tel: 7137985143)

✅

NPI Profile Active May 09, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location May 09, 2016

Registered at 300 PASTEUR DR, STANFORD, CA 943052200 (Tel: 6507234000)

📍

Updated Business Mailing Address May 09, 2016

Registered at 300 PASTEUR DR, STANFORD, CA 943052200 (Tel: 6507234000)

👤

Provider Name / Credentials Updated May 09, 2016

Recorded as BAC NGUYEN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 09, 2016

Ophthalmology (License #A142273 in CA)

🟢

Initial NPI Registration & Enumeration May 22, 2012

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: 1871853077

Entity Type:

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

Enumeration Date: May 22, 2012

Last Update: June 02, 2022

Sole Proprietor: No

Update or Correct Profile

Mailing Address

3100 Weslayan St Ste 400

Houston, TX 770275752

Phone: 7135261600

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.