Active NPI 1508851346 Individual Practitioner Male Practitioner

Dr. John M. Lim , MD

Ophthalmology • Houston, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. John Lim, MD is a certified Ophthalmology practicing in Houston, TX. With approximately 44 years of clinical experience since graduating from University Of Texas Medical School At San Antonio in 1982, Dr. Lim delivers high-quality medical care to the local community at 915 GESSNER RD STE 250.

Dr. Lim is affiliated with Hea Clinic Pa and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, established patient complete exam of visual system, measurement of corneal curvature and depth of eye. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

915 Gessner Rd Ste 250

Houston, TX 770242534

Telephone 7134676474

Associated Practice Facility / Clinic

🏢 Houston Optic, Pllc Facility NPI 1356409627

Medicare Profile & Education

Medical School

University Of Texas Medical School At San Antonio

Graduation Year

1982

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Houston, TX

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

44 Yrs +19.1 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

86.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lim (44 Years) 44 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	418	400	$395.00	$132.31
92014 Established patient complete exam of visual system	318	316	$390.00	$127.25
92136 Measurement of corneal curvature and depth of eye	283	174	$370.02	$45.62
66984 Removal of cataract with insertion of lens	234	147	$5788.55	$539.69
92133 Imaging of optic nerve	147	144	$276.00	$36.96
92012 Established patient problem focused exam of visual system	140	123	$277.00	$90.32
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	137	137	$515.00	$173.24
66821 Removal of recurring cataract in lens capsule using a laser	111	77	$2475.00	$340.60
92134 Imaging of retina	88	81	$276.00	$39.93
99213 Established patient office or other outpatient visit, typically 15 minutes	84	77	$279.00	$93.64
92083 Exam of visual field with extended testing	81	79	$513.00	$64.23
92004 New patient complete exam of visual system	73	73	$460.00	$150.75
66982 Complex removal of cataract with insertion of prosthetic lens	45	27	$6613.00	$760.00

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	650	631	$380.86	$127.84
92012 Established patient problem focused exam of visual system	267	217	$269.87	$90.82
92136 Measurement of corneal curvature and depth of eye	251	165	$378.04	$47.68
66984 Removal of cataract with insertion of lens	231	152	$5658.26	$523.02
92004 New patient complete exam of visual system	211	210	$449.27	$151.59
92133 Imaging of optic nerve	146	146	$276.00	$37.06
92083 Exam of visual field with extended testing	97	96	$513.00	$63.34
66821 Removal of recurring cataract in lens capsule using a laser	90	65	$2475.00	$337.34
92134 Imaging of retina	65	64	$276.00	$40.06
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	31	30	$390.10	$129.58
66821 Removal of recurring cataract in lens capsule using a laser	18	12	$2475.00	$313.59
99213 Established patient office or other outpatient visit, typically 15 minutes	17	16	$278.59	$91.65
92025 Ct scan of cornea	15	15	$609.00	$33.70

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	717	704	$282.00	$130.84
92012 Established patient problem focused exam of visual system	301	247	$196.00	$92.28
92136 Measurement of corneal curvature and depth of eye	283	161	$368.95	$45.16
66984 Removal of cataract with insertion of lens	253	156	$5546.04	$524.51
92004 New patient complete exam of visual system	200	200	$318.00	$154.92
92133 Imaging of optic nerve	162	161	$276.00	$37.87
92083 Exam of visual field with extended testing	111	110	$513.00	$64.59
66821 Removal of recurring cataract in lens capsule using a laser	51	34	$2475.00	$318.68
92134 Imaging of retina	45	43	$276.00	$40.85
92025 Ct scan of cornea	34	34	$609.00	$33.78
66821 Removal of recurring cataract in lens capsule using a laser	30	24	$2557.50	$347.22
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	29	29	$263.00	$132.43
76514 Ultrasound scan of cornea to determine thickness	14	14	$87.00	$11.11
99213 Established patient office or other outpatient visit, typically 15 minutes	12	12	$160.00	$93.66

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	784	775	$282.00	$132.05
92012 Established patient problem focused exam of visual system	328	261	$196.00	$93.63
92136 Measurement of corneal curvature and depth of eye	281	159	$371.21	$45.74
66984 Removal of cataract with insertion of lens	222	138	$5542.50	$543.09
92004 New patient complete exam of visual system	175	175	$318.00	$156.87
92133 Imaging of optic nerve	168	165	$276.00	$38.58
92083 Exam of visual field with extended testing	97	95	$513.00	$65.95
66821 Removal of recurring cataract in lens capsule using a laser	91	64	$2475.00	$323.45
92134 Imaging of retina	44	43	$276.00	$41.93
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	26	$263.00	$127.19
66982 Complex removal of cataract with insertion of prosthetic lens	19	18	$6613.00	$750.15
66821 Removal of recurring cataract in lens capsule using a laser	11	11	$2475.00	$339.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	754	751	$282.00	$131.80
92012 Established patient problem focused exam of visual system	326	268	$196.00	$92.35
92136 Measurement of corneal curvature and depth of eye	242	128	$362.01	$49.82
66984 Removal of cataract with insertion of lens	230	135	$5561.09	$566.24
92133 Imaging of optic nerve	153	151	$276.00	$38.83
92004 New patient complete exam of visual system	135	135	$318.00	$157.05
92083 Exam of visual field with extended testing	97	97	$513.00	$65.89
66821 Removal of recurring cataract in lens capsule using a laser	59	48	$2475.00	$325.38
92134 Imaging of retina	43	43	$276.00	$42.29
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	15	$263.00	$113.73
66982 Complex removal of cataract with insertion of prosthetic lens	15	11	$6613.00	$786.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	917	905	$282.00	$129.80
92012 Established patient problem focused exam of visual system	483	390	$196.00	$90.88
92136 Measurement of corneal curvature and depth of eye	293	171	$379.84	$55.71
66984 Removal of cataract with insertion of lens	263	164	$5703.00	$660.79
92133 Imaging of optic nerve	177	173	$276.00	$38.15
92004 New patient complete exam of visual system	173	173	$318.00	$155.54
92083 Exam of visual field with extended testing	114	112	$513.00	$65.96
66821 Removal of recurring cataract in lens capsule using a laser	56	46	$2475.00	$322.66
92134 Imaging of retina	43	43	$276.00	$41.90
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	39	39	$263.00	$111.65
92002 New patient problem focused exam of visual system	22	22	$215.00	$86.53
0376T Insertion of eye drainage device	21	14	$1342.00	$170.79
0191T Internal insertion of eye fluid drainage device	21	14	$3087.00	$341.57
92250 Photography of the retina	14	14	$366.00	$47.10

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	1,086	1,078	$281.68	$128.40
92012 Established patient problem focused exam of visual system	546	419	$195.85	$89.09
92136 Measurement of corneal curvature and depth of eye	347	190	$358.43	$56.71
66984 Removal of cataract with insertion of lens	319	197	$5703.00	$642.27
92133 Imaging of optic nerve	186	184	$275.70	$38.24
92004 New patient complete exam of visual system	152	152	$317.26	$154.03
92083 Exam of visual field with extended testing	134	132	$512.63	$65.32
66821 Removal of recurring cataract in lens capsule using a laser	80	56	$2475.00	$318.27
92134 Imaging of retina	39	39	$274.92	$41.90
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	38	35	$263.00	$109.16
66982 Complex removal of cataract with insertion of prosthetic lens	16	13	$6593.31	$813.24
76514 Ultrasound scan of cornea to determine thickness	14	14	$87.00	$14.70

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	1,162	1,148	$268.00	$124.70
92012 Established patient problem focused exam of visual system	501	403	$186.00	$86.39
92136 Measurement of corneal curvature and depth of eye	376	204	$344.08	$62.67
66984 Removal of cataract with insertion of lens	325	201	$5431.00	$635.35
92133 Imaging of optic nerve	187	186	$262.00	$37.84
92004 New patient complete exam of visual system	167	167	$302.00	$150.79
92083 Exam of visual field with extended testing	139	137	$488.00	$63.97
66821 Removal of recurring cataract in lens capsule using a laser	89	65	$2383.48	$335.18
92134 Imaging of retina	38	36	$262.00	$41.04
76514 Ultrasound scan of cornea to determine thickness	38	38	$82.00	$14.37
66982 Complex removal of cataract with insertion of prosthetic lens	27	22	$6298.00	$805.70
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	17	12	$308.00	$145.87
92283 Extended color vision examination	16	14	$324.00	$56.49
92002 New patient problem focused exam of visual system	15	15	$204.00	$82.22
92250 Photography of the retina	13	13	$348.00	$66.45
92025 Ct scan of cornea	11	11	$580.00	$35.01

Medical Specialties & State Licenses

CMS Verified: 2021-03-19

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License TX G3557

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

119190002 (TX)

Hospital & Practice Group Affiliations

Hea Clinic Pa

2855 Gramercy St, Houston, TX 770251635

Phone: 7136686828

Practice Associates & Co-Workers

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

2 Associated Practitioners

Dr. Sherif Khalil , MD

Ophthalmology

NPI 1225037120

Doctor of Medicine (M.D.)

Dr. Sushma Yalamanchili , MD

Ophthalmology

NPI 1750471769

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

9 Historical Events

📍

Updated Practice Location March 19, 2021

Registered at 915 GESSNER RD STE 250, HOUSTON, TX 770242534 (Tel: 7134676474)

📍

Updated Business Mailing Address March 19, 2021

Registered at 2855 GRAMERCY ST # 400, HOUSTON, TX 770251697 (Tel: 7136686828)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 19, 2021

Ophthalmology (License #G3557 in TX)

✅

NPI Profile Active August 06, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location August 06, 2014

Registered at 2855 GRAMERCY ST, HOUSTON, TX 770251635 (Tel: 7136686828)

📍

Updated Business Mailing Address August 06, 2014

Registered at 7155 OLD KATY RD, N100, HOUSTON, TX 770242134 (Tel: 7136686828)

👤

Provider Name / Credentials Updated August 06, 2014

Recorded as JOHN LIM, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 06, 2014

Specialist (License #G3557 in TX)

🟢

Initial NPI Registration & Enumeration September 19, 2005

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: 1508851346

Entity Type:

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

Enumeration Date: September 19, 2005

Last Update: March 19, 2021

Sole Proprietor: No

Update or Correct Profile

Mailing Address

2855 Gramercy St # 400

Houston, TX 770251697

Phone: 7136686828

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.