Active NPI 1588862320 Individual Practitioner Male Practitioner

Dr. John William Karth , MD

Ophthalmology • Eugene, OR

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. John Karth, MD is a certified Ophthalmology practicing in Eugene, OR. With approximately 24 years of clinical experience since graduating from Johns Hopkins University School Of Medicine in 2002, Dr. Karth delivers high-quality medical care to the local community at 1550 OAK ST STE 7.

Dr. Karth is affiliated with Oregon Eye Consultants Llc and accepts Medicare assignment.

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

Practice Location & Contact Primary Location

Practice Address

1550 Oak St Ste 7

Eugene, OR 974017701

Telephone 5416871927

Fax 5416838779

Associated Practice Facility / Clinic

🏢 Oregon Eye Consultants Llc Facility NPI 1023199734

Medicare Profile & Education

Medical School

Johns Hopkins University School Of Medicine

Graduation Year

2002

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Eugene, OR

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

24 Yrs +1.7 yrs vs City Avg

City Avg: 22.3 Yrs

State Avg: 22.4 Yrs

Regional Practice Density

32 Specialists

Practicing in Eugene, OR (341 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

65.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Karth (24 Years) 24 Yrs

Eugene Specialty Average (22.3 Years) 22.3 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	104,400	267	$80.00	$34.49
J2781 Injection, pegcetacoplan, intravitreal, 1 mg	4,055	42	$520.00	$146.21
92134 Imaging of retina	3,705	1,189	$85.30	$39.67
J2782 Injection, avacincaptad pegol, 0.1 mg	2,895	24	$195.86	$106.48
67028 Injection of drug into eye	2,842	522	$333.14	$121.19
J0178 Injection, aflibercept, 1 mg	1,398	162	$1700.00	$822.04
99213 Established patient office or other outpatient visit, typically 15 minutes	1,064	697	$170.06	$88.62
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	814	494	$259.60	$125.36
J7999 Compounded drug, not otherwise classified	434	125	$125.00	$91.75
92014 Established patient complete exam of visual system	287	264	$318.84	$124.64
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	71	71	$176.97	$107.85
92235 Exam of retinal blood vessels using a special camera after injection of a dye	62	62	$340.81	$155.25
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	58	58	$369.71	$164.22
92004 New patient complete exam of visual system	55	55	$372.10	$143.57
92250 Photography of the retina	50	50	$92.65	$32.30
J3490 Unclassified drugs	36	15	$9605.56	$2159.05
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	20	20	$2429.05	$1106.37
76512 Ultrasound of eye disease, growth, or structure	16	13	$109.31	$46.93
67108 Repair of detached retina and drainage of eye fluid between lens and retina	12	12	$2369.10	$1151.65
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	11	11	$89.10	$55.27

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J2777 Injection, faricimab-svoa, 0.1 mg	67,320	217	$81.86	$36.26
92134 Imaging of retina	3,635	1,117	$44.24	$38.73
67028 Injection of drug into eye	2,724	466	$141.95	$115.85
J0178 Injection, aflibercept, 1 mg	2,604	268	$1700.00	$868.04
99213 Established patient office or other outpatient visit, typically 15 minutes	1,182	714	$95.80	$86.36
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	884	453	$134.75	$121.70
J7999 Compounded drug, not otherwise classified	564	161	$125.00	$92.27
J2781 Injection, pegcetacoplan, intravitreal, 1 mg	555	17	$520.00	$151.06
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	132	132	$125.83	$106.59
J3490 Unclassified drugs	84	25	$9519.05	$2209.69
92235 Exam of retinal blood vessels using a special camera after injection of a dye	75	73	$147.39	$132.53
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	69	69	$184.71	$157.78
92250 Photography of the retina	58	56	$45.73	$32.60
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	47	46	$63.45	$54.45
92004 New patient complete exam of visual system	15	15	$156.61	$144.70
67108 Repair of detached retina and drainage of eye fluid between lens and retina	13	12	$1220.20	$1100.32
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	12	12	$1172.44	$1082.83
76512 Ultrasound of eye disease, growth, or structure	12	11	$68.70	$43.70
67036 Removal of eye fluid (vitreous) between the lens and retina	12	12	$920.35	$778.68
67110 Repair of detached retina by injection of air or gas	11	11	$1045.27	$749.14
92002 New patient problem focused exam of visual system	11	11	$89.44	$82.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0178 Injection, aflibercept, 1 mg	3,902	299	$1700.00	$897.56
92134 Imaging of retina	3,562	1,015	$53.94	$39.48
67028 Injection of drug into eye	2,595	420	$180.21	$116.06
J2777 Injection, faricimab-svoa, 0.1 mg	1,800	14	$80.00	$37.45
99213 Established patient office or other outpatient visit, typically 15 minutes	1,112	631	$104.93	$88.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	1,035	456	$149.07	$124.28
J7999 Compounded drug, not otherwise classified	868	194	$125.00	$92.61
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	128	128	$145.68	$108.09
92250 Photography of the retina	87	84	$42.61	$32.83
92235 Exam of retinal blood vessels using a special camera after injection of a dye	85	82	$136.71	$120.28
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	63	63	$203.34	$162.39
J3590 Unclassified biologics	27	11	$4600.00	$2288.39
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	25	25	$1195.69	$1099.76
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	18	18	$66.44	$54.84
76512 Ultrasound of eye disease, growth, or structure	18	17	$63.44	$46.93
67108 Repair of detached retina and drainage of eye fluid between lens and retina	13	12	$1448.94	$1118.15
92083 Exam of visual field with extended testing	11	11	$66.61	$61.04

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0178 Injection, aflibercept, 1 mg	3,967	283	$1699.14	$903.88
92134 Imaging of retina	3,445	961	$47.56	$40.20
67028 Injection of drug into eye	2,575	417	$149.25	$115.35
99213 Established patient office or other outpatient visit, typically 15 minutes	1,228	651	$98.79	$88.87
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	989	429	$140.18	$125.84
J7999 Compounded drug, not otherwise classified	774	198	$125.00	$93.12
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	125	125	$130.05	$108.54
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	92	92	$189.45	$162.73
92250 Photography of the retina	62	61	$44.36	$35.04
92235 Exam of retinal blood vessels using a special camera after injection of a dye	61	60	$126.38	$114.15
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	23	23	$1998.01	$1118.14
J9035 Injection, bevacizumab, 10 mg	15	14	$125.00	$67.86
67036 Removal of eye fluid (vitreous) between the lens and retina	12	11	$944.69	$767.16
67108 Repair of detached retina and drainage of eye fluid between lens and retina	11	11	$2216.30	$1163.98

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0178 Injection, aflibercept, 1 mg	3,877	260	$1700.00	$921.42
92134 Imaging of retina	3,680	906	$45.41	$40.33
67028 Injection of drug into eye	2,794	426	$129.35	$106.22
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	1,400	750	$118.30	$107.36
J7999 Compounded drug, not otherwise classified	1,114	298	$125.00	$93.16
92012 Established patient problem focused exam of visual system	1,109	507	$95.69	$87.75
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	138	138	$118.18	$106.30
99213 Established patient office or other outpatient visit, typically 15 minutes	74	66	$99.54	$71.24
92250 Photography of the retina	53	52	$49.71	$40.26
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	52	52	$176.29	$163.04
92235 Exam of retinal blood vessels using a special camera after injection of a dye	51	50	$108.93	$102.19
J1100 Injection, dexamethasone sodium phosphate, 1 mg	27	17	$10.00	$0.12
J9035 Injection, bevacizumab, 10 mg	25	14	$125.00	$62.59
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	18	18	$1244.94	$1145.91

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92134 Imaging of retina	4,170	964	$45.72	$40.63
67028 Injection of drug into eye	2,573	476	$116.02	$101.76
92012 Established patient problem focused exam of visual system	2,079	681	$96.03	$87.35
J7999 Compounded drug, not otherwise classified	1,843	382	$124.98	$84.84
J0178 Injection, aflibercept, 1 mg	1,380	155	$1700.00	$942.75
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	1,207	711	$118.83	$107.42
J1100 Injection, dexamethasone sodium phosphate, 1 mg	205	50	$10.00	$0.12
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	117	117	$120.88	$105.69
92250 Photography of the retina	116	113	$57.24	$44.36
92235 Exam of retinal blood vessels using a special camera after injection of a dye	111	110	$102.47	$90.22
99213 Established patient office or other outpatient visit, typically 15 minutes	86	58	$101.81	$68.47
67210 Laser destruction of retinal growth, 1 or more sessions	78	61	$595.90	$514.95
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	52	52	$181.45	$162.54
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	24	24	$1259.36	$1150.41
J9035 Injection, bevacizumab, 10 mg	21	12	$125.00	$51.07
92004 New patient complete exam of visual system	15	15	$164.05	$149.86
76512 Ultrasound of eye disease, growth, or structure	13	11	$85.56	$60.72
67036 Removal of eye fluid (vitreous) between the lens and retina	11	11	$984.45	$833.78

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92134 Imaging of retina	4,023	916	$46.93	$40.61
67028 Injection of drug into eye	2,580	493	$118.78	$99.90
92012 Established patient problem focused exam of visual system	1,914	668	$95.27	$85.80
J0178 Injection, aflibercept, 1 mg	1,790	157	$1700.00	$950.66
J7999 Compounded drug, not otherwise classified	1,544	382	$125.00	$76.69
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	1,133	670	$118.41	$104.99
J3300 Injection, triamcinolone acetonide, preservative free, 1 mg	1,000	12	$7.50	$3.81
J7312 Injection, dexamethasone, intravitreal implant, 0.1 mg	253	14	$275.00	$197.15
99213 Established patient office or other outpatient visit, typically 15 minutes	130	80	$97.51	$66.89
J1100 Injection, dexamethasone sodium phosphate, 1 mg	106	30	$10.00	$0.12
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	104	104	$122.81	$103.72
92250 Photography of the retina	96	90	$65.23	$49.58
92235 Exam of retinal blood vessels using a special camera after injection of a dye	91	86	$102.23	$83.90
67210 Laser destruction of retinal growth, 1 or more sessions	46	30	$603.92	$505.69
J9035 Injection, bevacizumab, 10 mg	32	11	$125.00	$39.01
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	31	31	$198.51	$160.76
76512 Ultrasound of eye disease, growth, or structure	26	20	$97.37	$73.01
92004 New patient complete exam of visual system	23	23	$167.68	$148.16
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	19	19	$1255.90	$1136.82
67036 Removal of eye fluid (vitreous) between the lens and retina	13	11	$982.19	$779.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92134 Imaging of retina	3,909	956	$46.57	$39.85
92012 Established patient problem focused exam of visual system	2,506	776	$92.39	$83.18
67028 Injection of drug into eye	2,423	538	$119.74	$99.11
J7999 Compounded drug, not otherwise classified	1,794	448	$125.00	$72.81
J3300 Injection, triamcinolone acetonide, preservative free, 1 mg	996	13	$7.50	$3.75
J0178 Injection, aflibercept, 1 mg	922	116	$1700.00	$957.78
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	623	499	$117.75	$104.13
J7312 Injection, dexamethasone, intravitreal implant, 0.1 mg	294	14	$275.00	$197.57
92250 Photography of the retina	139	126	$77.80	$62.75
92235 Exam of retinal blood vessels using a special camera after injection of a dye	126	116	$107.39	$74.21
J1100 Injection, dexamethasone sodium phosphate, 1 mg	112	37	$10.00	$0.12
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	67	67	$188.93	$157.56
J9035 Injection, bevacizumab, 10 mg	50	25	$125.00	$46.57
67210 Laser destruction of retinal growth, 1 or more sessions	48	37	$617.56	$499.02
76512 Ultrasound of eye disease, growth, or structure	44	33	$111.92	$89.24
92004 New patient complete exam of visual system	41	41	$160.78	$145.16
99213 Established patient office or other outpatient visit, typically 15 minutes	36	26	$141.94	$56.10
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	29	29	$139.51	$105.02
67042 Removal of membrane of retina with removal of internal limiting membrane of retina	24	21	$1355.65	$1112.33
67228 Laser destruction of leaking retinal blood vessels, 1 or more sessions	14	14	$673.12	$332.16

Medical Specialties & State Licenses

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License OR MD27623

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 OR MD27623

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

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

274533 (OR)

Hospital & Practice Group Affiliations

Oregon Eye Consultants Llc

1550 Oak St, Eugene, OR 974017701

Phone: 5416871927

Practice Associates & Co-Workers

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

7 Associated Practitioners

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Ophthalmology

NPI 1437302825

Doctor of Medicine (M.D.)

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Doctor of Medicine (M.D.)

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Doctor of Medicine (M.D.)

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NPI 1811429236

Career & Practice History Timeline

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

11 Historical Events

✅

NPI Profile Active April 06, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location April 06, 2017

Registered at 1550 OAK ST STE 7, EUGENE, OR 974017701 (Tel: 5416871927)

📍

Updated Business Mailing Address April 06, 2017

Registered at 1550 OAK ST STE 7, EUGENE, OR 974017701 (Tel: 5416871927)

👤

Provider Name / Credentials Updated April 06, 2017

Recorded as JOHN KARTH, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 06, 2017

Ophthalmology (License #MD27623 in OR)

✅

NPI Profile Active February 20, 2008

NPI status registered as active in NPPES database

📍

Updated Practice Location February 20, 2008

Registered at 1550 OAK ST STE 7, EUGENE, OR 974017701 (Tel: 5416871927)

📍

Updated Business Mailing Address February 20, 2008

Registered at 1550 OAK ST STE 7, EUGENE, OR 974017701 (Tel: 5416871927)

👤

Provider Name / Credentials Updated February 20, 2008

Recorded as JOHN KARTH, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 20, 2008

Ophthalmology (License #MD27623 in OR)

🟢

Initial NPI Registration & Enumeration July 03, 2007

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: 1588862320

Entity Type:

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

Enumeration Date: July 03, 2007

Last Update: April 06, 2017

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1550 Oak St Ste 7

Eugene, OR 974017701

Phone: 5416871927

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.