Active NPI 1093709289 Individual Practitioner Male Practitioner

Dr. Stephen Paul Cassis , MD

Ophthalmology • Charleston, WV

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Stephen Cassis, MD is a certified Ophthalmology practicing in Charleston, WV. With approximately 48 years of clinical experience since graduating from West Virginia University School Of Medicine in 1978, Dr. Cassis delivers high-quality medical care to the local community at 301 49TH ST SE.

Dr. Cassis accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, measurement of corneal curvature and depth of eye, removal of cataract with insertion of lens. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

301 49th St Se
Suite A

Charleston, WV 253041909

Telephone 3049253937

Fax 3049254336

Associated Practice Facility / Clinic

🏢 Sleep Medicine Wv, Inc. Facility NPI 1407849771

Medicare Profile & Education

Medical School

West Virginia University School Of Medicine

Graduation Year

1978

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Charleston, WV

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

48 Yrs +22.4 yrs vs City Avg

City Avg: 25.6 Yrs

State Avg: 31.6 Yrs

Regional Practice Density

17 Specialists

Practicing in Charleston, WV (118 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

69.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Cassis (48 Years) 48 Yrs

Charleston Specialty Average (25.6 Years) 25.6 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
99213 Established patient office or other outpatient visit, typically 15 minutes	424	285	$90.00	$83.52
92136 Measurement of corneal curvature and depth of eye	370	266	$250.00	$35.09
66984 Removal of cataract with insertion of lens	344	235	$2500.00	$436.63
92014 Established patient complete exam of visual system	209	207	$125.00	$111.83
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	192	192	$165.00	$155.87
92134 Imaging of retina	141	136	$55.00	$35.52
92083 Exam of visual field with extended testing	109	106	$90.00	$53.57
92133 Imaging of optic nerve	104	97	$55.00	$31.87
66821 Removal of recurring cataract in lens capsule using a laser	103	91	$987.86	$292.94
92012 Established patient problem focused exam of visual system	45	42	$90.00	$79.98
66982 Complex removal of cataract with insertion of prosthetic lens	40	33	$2500.00	$599.70
92004 New patient complete exam of visual system	40	40	$145.00	$132.57
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	38	38	$115.00	$104.08
65855 Laser repair to improve eye fluid flow	35	31	$950.00	$218.63
99202 New patient office or other outpatient visit, typically 20 minutes	20	20	$80.00	$66.76
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	20	20	$130.00	$106.78

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	532	375	$250.00	$36.14
99213 Established patient office or other outpatient visit, typically 15 minutes	488	314	$90.00	$84.22
66984 Removal of cataract with insertion of lens	470	304	$2500.00	$431.58
92014 Established patient complete exam of visual system	281	278	$125.00	$114.18
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	260	260	$165.00	$155.45
92134 Imaging of retina	168	165	$55.00	$35.51
92083 Exam of visual field with extended testing	129	121	$90.00	$53.20
92133 Imaging of optic nerve	127	120	$55.00	$32.09
66821 Removal of recurring cataract in lens capsule using a laser	105	93	$951.43	$295.15
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	62	62	$115.00	$105.50
92012 Established patient problem focused exam of visual system	50	49	$90.00	$80.01
65855 Laser repair to improve eye fluid flow	48	40	$950.00	$225.62
66982 Complex removal of cataract with insertion of prosthetic lens	44	40	$2500.00	$605.87
99202 New patient office or other outpatient visit, typically 20 minutes	21	21	$80.00	$67.33
92004 New patient complete exam of visual system	19	19	$145.00	$131.33
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	16	$130.00	$120.13
76514 Ultrasound scan of cornea to determine thickness	13	13	$50.00	$10.39
15823 Removal of excessive skin and fat of upper eyelid	11	11	$1500.00	$856.61

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	567	423	$250.00	$37.37
99213 Established patient office or other outpatient visit, typically 15 minutes	515	341	$88.50	$84.83
66984 Removal of cataract with insertion of lens	485	330	$2500.00	$433.20
92014 Established patient complete exam of visual system	338	336	$125.00	$115.92
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	246	246	$165.00	$157.28
92083 Exam of visual field with extended testing	126	121	$90.00	$55.02
92134 Imaging of retina	125	119	$55.00	$36.09
66821 Removal of recurring cataract in lens capsule using a laser	120	105	$932.71	$294.68
92133 Imaging of optic nerve	117	114	$55.00	$33.41
66982 Complex removal of cataract with insertion of prosthetic lens	67	60	$2500.00	$592.71
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	58	58	$115.00	$107.03
92012 Established patient problem focused exam of visual system	48	47	$90.00	$82.42
92004 New patient complete exam of visual system	48	48	$145.00	$139.30
99202 New patient office or other outpatient visit, typically 20 minutes	32	32	$80.00	$68.93
65855 Laser repair to improve eye fluid flow	28	22	$950.00	$227.82
76514 Ultrasound scan of cornea to determine thickness	15	15	$63.33	$10.39
92002 New patient problem focused exam of visual system	12	12	$90.00	$79.56

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	666	480	$250.00	$39.88
66984 Removal of cataract with insertion of lens	593	383	$2500.00	$427.70
99213 Established patient office or other outpatient visit, typically 15 minutes	497	341	$80.07	$79.64
92014 Established patient complete exam of visual system	324	317	$125.00	$117.35
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	307	307	$165.00	$157.85
66821 Removal of recurring cataract in lens capsule using a laser	155	140	$978.71	$312.31
92134 Imaging of retina	112	111	$55.00	$36.12
92133 Imaging of optic nerve	110	104	$55.00	$34.00
92083 Exam of visual field with extended testing	104	99	$90.00	$57.53
92012 Established patient problem focused exam of visual system	80	77	$90.00	$83.39
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	75	75	$115.00	$106.81
92004 New patient complete exam of visual system	71	71	$145.00	$139.36
66982 Complex removal of cataract with insertion of prosthetic lens	64	50	$2500.00	$598.94
65855 Laser repair to improve eye fluid flow	41	38	$950.00	$233.11
76519 Ultrasound of eye for determination of lens power	30	30	$250.00	$55.26
99202 New patient office or other outpatient visit, typically 20 minutes	27	27	$80.00	$69.33
76514 Ultrasound scan of cornea to determine thickness	19	19	$100.00	$10.56
65820 Incision to improve eye fluid flow	18	12	$1000.00	$762.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	543	411	$250.00	$43.54
66984 Removal of cataract with insertion of lens	516	362	$2500.00	$444.09
99213 Established patient office or other outpatient visit, typically 15 minutes	409	289	$80.00	$71.23
92014 Established patient complete exam of visual system	310	308	$125.06	$117.06
92004 New patient complete exam of visual system	250	250	$145.00	$138.75
66821 Removal of recurring cataract in lens capsule using a laser	133	121	$980.64	$309.60
92083 Exam of visual field with extended testing	105	101	$90.00	$57.11
92134 Imaging of retina	93	93	$55.00	$37.05
92133 Imaging of optic nerve	84	80	$55.00	$34.27
92012 Established patient problem focused exam of visual system	78	77	$90.00	$82.18
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	66	66	$165.00	$159.46
66982 Complex removal of cataract with insertion of prosthetic lens	54	47	$2500.00	$610.94
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	37	37	$115.00	$99.70
65855 Laser repair to improve eye fluid flow	26	22	$986.54	$239.78
0191T Internal insertion of eye fluid drainage device	22	15	$2000.00	$314.60
99202 New patient office or other outpatient visit, typically 20 minutes	14	14	$80.00	$67.20
76514 Ultrasound scan of cornea to determine thickness	13	13	$96.15	$11.00
92002 New patient problem focused exam of visual system	11	11	$90.00	$77.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	719	541	$250.00	$46.10
66984 Removal of cataract with insertion of lens	698	490	$2500.00	$511.67
99213 Established patient office or other outpatient visit, typically 15 minutes	558	384	$80.02	$69.11
92014 Established patient complete exam of visual system	413	408	$125.15	$115.25
92004 New patient complete exam of visual system	378	378	$145.00	$137.73
66821 Removal of recurring cataract in lens capsule using a laser	198	180	$962.37	$304.39
92134 Imaging of retina	148	144	$55.00	$36.78
92012 Established patient problem focused exam of visual system	144	138	$90.00	$81.01
92083 Exam of visual field with extended testing	140	139	$90.00	$57.92
92133 Imaging of optic nerve	96	91	$55.00	$33.20
66982 Complex removal of cataract with insertion of prosthetic lens	85	68	$2500.00	$644.72
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	82	82	$115.00	$101.63
76519 Ultrasound of eye for determination of lens power	52	52	$250.00	$50.18
0191T Internal insertion of eye fluid drainage device	46	33	$2000.00	$298.67
65855 Laser repair to improve eye fluid flow	35	32	$977.14	$235.54
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$165.00	$156.58
99202 New patient office or other outpatient visit, typically 20 minutes	26	26	$80.00	$71.62
92002 New patient problem focused exam of visual system	22	22	$90.00	$74.29
76514 Ultrasound scan of cornea to determine thickness	16	16	$100.00	$11.31
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	16	16	$50.00	$41.83
15823 Removal of excessive skin and fat of upper eyelid	14	14	$1500.00	$658.92
99201 New patient office or other outpatient visit, typically 10 minutes	12	12	$50.00	$42.66

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
66984 Removal of cataract with insertion of lens	794	545	$2500.00	$510.80
92136 Measurement of corneal curvature and depth of eye	788	589	$250.00	$48.36
99213 Established patient office or other outpatient visit, typically 15 minutes	577	395	$80.00	$66.29
92004 New patient complete exam of visual system	454	454	$145.00	$135.02
92014 Established patient complete exam of visual system	403	402	$125.00	$112.99
92134 Imaging of retina	177	176	$55.00	$36.55
66821 Removal of recurring cataract in lens capsule using a laser	169	155	$974.26	$297.90
92012 Established patient problem focused exam of visual system	169	163	$90.00	$78.26
92083 Exam of visual field with extended testing	133	127	$90.00	$55.64
92133 Imaging of optic nerve	119	117	$55.00	$32.69
66982 Complex removal of cataract with insertion of prosthetic lens	99	83	$2500.00	$641.69
76519 Ultrasound of eye for determination of lens power	64	56	$250.00	$49.35
99202 New patient office or other outpatient visit, typically 20 minutes	36	36	$80.00	$66.47
65855 Laser repair to improve eye fluid flow	32	30	$950.00	$220.99
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	32	31	$50.00	$39.54
99201 New patient office or other outpatient visit, typically 10 minutes	30	30	$50.00	$40.24
92002 New patient problem focused exam of visual system	26	26	$90.00	$72.85
0191T Internal insertion of eye fluid drainage device	24	17	$2000.00	$300.38
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	21	21	$115.00	$99.44
76514 Ultrasound scan of cornea to determine thickness	21	21	$100.00	$13.39
68761 Closure of tear duct opening using plug	18	13	$215.00	$107.08
15823 Removal of excessive skin and fat of upper eyelid	13	13	$1500.00	$721.76

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	868	669	$250.00	$51.81
66984 Removal of cataract with insertion of lens	775	554	$2500.00	$484.40
99213 Established patient office or other outpatient visit, typically 15 minutes	710	475	$80.00	$63.53
92014 Established patient complete exam of visual system	595	588	$125.13	$105.28
92004 New patient complete exam of visual system	543	543	$145.00	$127.43
66821 Removal of recurring cataract in lens capsule using a laser	189	172	$978.84	$287.14
92134 Imaging of retina	163	160	$55.00	$34.53
92083 Exam of visual field with extended testing	155	145	$90.00	$53.08
92012 Established patient problem focused exam of visual system	150	147	$90.00	$72.86
92133 Imaging of optic nerve	110	108	$55.00	$31.30
66982 Complex removal of cataract with insertion of prosthetic lens	95	80	$2500.00	$611.56
76519 Ultrasound of eye for determination of lens power	86	81	$250.00	$56.73
99202 New patient office or other outpatient visit, typically 20 minutes	72	72	$80.00	$64.53
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	68	64	$50.00	$36.68
65855 Laser repair to improve eye fluid flow	34	30	$950.00	$212.75
0191T Internal insertion of eye fluid drainage device	24	19	$2000.00	$912.96
76514 Ultrasound scan of cornea to determine thickness	23	23	$100.00	$12.58
99201 New patient office or other outpatient visit, typically 10 minutes	22	22	$50.00	$37.96
68761 Closure of tear duct opening using plug	19	11	$215.00	$88.90
66761 Creation of eye fluid drainage tracts in iris using a laser, per session	18	13	$976.39	$261.54
92250 Photography of the retina	14	13	$80.00	$52.99
15823 Removal of excessive skin and fat of upper eyelid	12	12	$1500.00	$644.79

Medical Specialties & State Licenses

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License WV 12950

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

0010455000 (WV)

Practice Associates & Co-Workers

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

1 Associated Practitioners

Dr. Andrew Cassis , OD

Optometrist

NPI 1487103255

Doctor of Optometry

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active February 24, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location February 24, 2011

Registered at 301 49TH ST SE, SUITE A, CHARLESTON, WV 253041909 (Tel: 3049253937)

📍

Updated Business Mailing Address February 24, 2011

Registered at 301 49TH ST SE, SUITE A, CHARLESTON, WV 253041909 (Tel: 3049253937)

👤

Provider Name / Credentials Updated February 24, 2011

Recorded as STEPHEN CASSIS, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 24, 2011

Ophthalmology (License #12950 in WV)

🟢

Initial NPI Registration & Enumeration September 02, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews

No patient reviews submitted yet for Dr. Stephen Cassis. Be the first to share your experience!

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1093709289

Entity Type:

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

Enumeration Date: September 02, 2005

Last Update: February 24, 2011

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

301 49th St Se, Suite A

Charleston, WV 253041909

Phone: 3049253937

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.