Active NPI 1528061363 Individual Practitioner Male Practitioner

Dr. David F Ryser , MD

Ophthalmology • Warsaw, IN

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. David Ryser, MD is a certified Ophthalmology practicing in Warsaw, IN. With approximately 28 years of clinical experience since graduating from Indiana University School Of Medicine in 1998, Dr. Ryser delivers high-quality medical care to the local community at 2251 DUBOIS DR.

Dr. Ryser is affiliated with Northwest Indiana Eye And Laser Center Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include injection of drug into eye, established patient outpatient office visit, 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

2251 Dubois Dr

Warsaw, IN 465803212

Telephone 5742692777

Fax 5743714697

Associated Practice Facility / Clinic

🏢 Grossnickle Eye Center, Inc. Facility NPI 1265436125

Medicare Profile & Education

Medical School

Indiana University School Of Medicine

Graduation Year

1998

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Warsaw, IN

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

28 Yrs +5.3 yrs vs City Avg

City Avg: 22.7 Yrs

State Avg: 27.7 Yrs

Regional Practice Density

8 Specialists

Practicing in Warsaw, IN (339 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

60.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ryser (28 Years) 28 Yrs

Warsaw Specialty Average (22.7 Years) 22.7 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
67028 Injection of drug into eye	67	11	$475.00	$103.73
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	66	46	$135.00	$118.95
92134 Imaging of retina	47	36	$105.00	$37.33
99213 Established patient office or other outpatient visit, typically 15 minutes	26	16	$105.00	$84.23
64708 Release of nerve of arm or leg, open procedure	25	15	$750.00	$233.89
76519 Ultrasound of eye for determination of lens power	25	17	$109.00	$48.84
64727 Release of nerve using operating microscope	24	15	$500.00	$163.65
99152 Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes	24	15	$150.00	$11.06
66821 Removal of recurring cataract in lens capsule using a laser	23	18	$625.00	$305.43
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	21	21	$220.00	$155.14

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
67028 Injection of drug into eye	92	14	$475.00	$105.44
J3590 Unclassified biologics	85	13	$265.00	$88.59
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	68	50	$135.00	$120.60
92134 Imaging of retina	43	34	$105.00	$38.07
99213 Established patient office or other outpatient visit, typically 15 minutes	35	25	$105.00	$85.10
76519 Ultrasound of eye for determination of lens power	28	20	$106.43	$48.58
99152 Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes	26	18	$150.00	$11.58
64727 Release of nerve using operating microscope	25	18	$500.00	$167.18
64708 Release of nerve of arm or leg, open procedure	25	18	$750.00	$234.10
66984 Removal of cataract with insertion of lens	18	13	$1580.00	$507.07
66821 Removal of recurring cataract in lens capsule using a laser	15	13	$625.00	$311.57
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$220.00	$156.83

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
67028 Injection of drug into eye	53	25	$475.00	$106.19
J3590 Unclassified biologics	48	24	$265.00	$88.77
92134 Imaging of retina	40	34	$105.00	$38.36
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	30	26	$140.67	$121.89
99213 Established patient office or other outpatient visit, typically 15 minutes	20	12	$105.00	$86.20
64708 Release of nerve of arm or leg, open procedure	19	12	$750.00	$234.56
64727 Release of nerve using operating microscope	19	12	$500.00	$167.52
76519 Ultrasound of eye for determination of lens power	18	12	$115.00	$51.87
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	18	18	$220.00	$158.56
99152 Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes	18	11	$150.00	$11.78

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92134 Imaging of retina	596	233	$99.82	$33.79
67028 Injection of drug into eye	363	203	$607.44	$119.06
J0178 Injection, aflibercept, 1 mg	346	81	$1729.77	$903.86
99213 Established patient office or other outpatient visit, typically 15 minutes	322	253	$100.00	$86.16
J3590 Unclassified biologics	237	129	$120.00	$91.47
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	177	151	$150.00	$123.97
J0179 Injection, brolucizumab-dbll, 1 mg	144	14	$536.25	$287.08
92133 Imaging of optic nerve	77	69	$112.08	$34.20
92083 Exam of visual field with extended testing	56	53	$143.66	$56.69
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	54	54	$200.00	$157.65
66984 Removal of cataract with insertion of lens	51	34	$1964.51	$465.73
92136 Measurement of corneal curvature and depth of eye	47	41	$119.68	$40.33
66821 Removal of recurring cataract in lens capsule using a laser	45	45	$732.44	$270.65
92025 Ct scan of cornea	33	33	$85.00	$32.65
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$150.00	$106.69
66821 Removal of recurring cataract in lens capsule using a laser	23	21	$751.30	$292.94
92136 Measurement of corneal curvature and depth of eye	20	16	$75.00	$29.76
65855 Laser repair to improve eye fluid flow	15	14	$895.00	$195.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92134 Imaging of retina	720	261	$98.08	$33.05
67028 Injection of drug into eye	530	266	$597.17	$106.87
J0178 Injection, aflibercept, 1 mg	506	103	$1732.21	$930.35
J0179 Injection, brolucizumab-dbll, 1 mg	468	30	$585.00	$314.41
99213 Established patient office or other outpatient visit, typically 15 minutes	417	279	$100.00	$70.77
J3590 Unclassified biologics	301	156	$118.94	$90.60
66984 Removal of cataract with insertion of lens	185	120	$1933.84	$465.38
92136 Measurement of corneal curvature and depth of eye	179	124	$119.83	$47.27
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	136	130	$150.00	$102.58
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	106	106	$200.00	$155.04
92025 Ct scan of cornea	98	98	$85.00	$32.01
66821 Removal of recurring cataract in lens capsule using a laser	81	79	$750.62	$273.84
92133 Imaging of optic nerve	77	66	$114.03	$35.04
92136 Measurement of corneal curvature and depth of eye	40	34	$75.00	$30.12
65855 Laser repair to improve eye fluid flow	39	33	$917.95	$202.65
92083 Exam of visual field with extended testing	31	31	$147.90	$57.93
66821 Removal of recurring cataract in lens capsule using a laser	31	27	$717.42	$285.27
99202 New patient office or other outpatient visit, typically 20 minutes	26	26	$100.00	$70.75
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$150.00	$102.61
66982 Complex removal of cataract with insertion of prosthetic lens	23	18	$2319.57	$647.61
92250 Photography of the retina	15	14	$124.00	$38.46
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	11	11	$55.00	$43.10

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0585 Injection, onabotulinumtoxina, 1 unit	2,565	13	$10.00	$6.03
67028 Injection of drug into eye	621	305	$559.58	$102.95
J0178 Injection, aflibercept, 1 mg	618	124	$1000.00	$941.96
99213 Established patient office or other outpatient visit, typically 15 minutes	454	274	$100.00	$70.21
92134 Imaging of retina	430	256	$109.48	$36.87
J3590 Unclassified biologics	360	198	$147.22	$93.32
66984 Removal of cataract with insertion of lens	345	206	$1924.41	$544.54
92136 Measurement of corneal curvature and depth of eye	321	190	$110.75	$47.92
92025 Ct scan of cornea	146	146	$85.00	$32.92
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	135	135	$200.00	$155.31
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	121	115	$150.00	$103.67
66821 Removal of recurring cataract in lens capsule using a laser	110	102	$741.45	$267.35
92133 Imaging of optic nerve	98	81	$114.59	$35.25
64612 Injection of chemical for paralysis of nerve muscles on side of face	30	13	$490.00	$166.65
65855 Laser repair to improve eye fluid flow	30	30	$895.00	$199.96
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	24	24	$150.00	$96.32
92083 Exam of visual field with extended testing	22	22	$144.09	$57.85
66982 Complex removal of cataract with insertion of prosthetic lens	22	16	$2386.82	$721.56
66821 Removal of recurring cataract in lens capsule using a laser	21	18	$723.81	$286.55
92250 Photography of the retina	19	15	$110.53	$37.68
92136 Measurement of corneal curvature and depth of eye	18	16	$75.00	$30.82
66710 Destruction of lens tissue using laser	17	11	$1000.00	$188.54
99202 New patient office or other outpatient visit, typically 20 minutes	13	13	$100.00	$68.27
68840 Probing of nasal-tear duct	11	11	$370.91	$157.15
68440 Snip incision of tear-drainage opening at inner corner of the eye	11	11	$381.82	$49.39

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0585 Injection, onabotulinumtoxina, 1 unit	2,590	11	$10.00	$6.04
99213 Established patient office or other outpatient visit, typically 15 minutes	543	317	$100.00	$68.12
67028 Injection of drug into eye	539	270	$560.30	$101.60
66984 Removal of cataract with insertion of lens	482	314	$1933.78	$545.01
J0178 Injection, aflibercept, 1 mg	474	95	$1012.66	$948.30
92136 Measurement of corneal curvature and depth of eye	449	294	$112.25	$52.86
92134 Imaging of retina	418	246	$112.06	$37.73
J3590 Unclassified biologics	351	181	$100.00	$51.34
92025 Ct scan of cornea	182	181	$85.00	$32.57
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	173	173	$200.00	$154.11
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	153	149	$150.00	$101.10
92133 Imaging of optic nerve	130	96	$111.77	$34.44
66821 Removal of recurring cataract in lens capsule using a laser	97	96	$743.92	$270.95
92136 Measurement of corneal curvature and depth of eye	61	48	$75.00	$30.33
65855 Laser repair to improve eye fluid flow	48	48	$895.00	$197.47
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	38	38	$150.00	$100.78
64612 Injection of chemical for paralysis of nerve muscles on side of face	29	11	$486.21	$158.61
66982 Complex removal of cataract with insertion of prosthetic lens	29	24	$2256.72	$665.63
92083 Exam of visual field with extended testing	27	25	$147.59	$59.13
99202 New patient office or other outpatient visit, typically 20 minutes	20	20	$100.00	$70.21
92250 Photography of the retina	16	16	$140.00	$51.48
68440 Snip incision of tear-drainage opening at inner corner of the eye	16	16	$459.38	$54.14
66710 Destruction of lens tissue using laser	15	11	$1000.00	$198.72
68840 Probing of nasal-tear duct	12	12	$360.00	$151.38
76519 Ultrasound of eye for determination of lens power	12	12	$131.25	$61.50

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0585 Injection, onabotulinumtoxina, 1 unit	2,840	13	$10.00	$5.88
67028 Injection of drug into eye	573	284	$563.70	$102.13
99213 Established patient office or other outpatient visit, typically 15 minutes	544	328	$100.00	$68.68
J0178 Injection, aflibercept, 1 mg	438	94	$1000.00	$962.47
92134 Imaging of retina	421	251	$111.35	$36.95
J3590 Unclassified biologics	416	205	$100.00	$49.74
66984 Removal of cataract with insertion of lens	398	257	$1925.28	$534.32
92136 Measurement of corneal curvature and depth of eye	376	252	$111.10	$58.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	143	141	$150.00	$101.37
92025 Ct scan of cornea	138	137	$84.38	$31.90
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	131	131	$200.00	$152.43
66821 Removal of recurring cataract in lens capsule using a laser	120	114	$741.33	$267.87
92133 Imaging of optic nerve	105	83	$112.81	$34.22
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	76	76	$150.00	$99.27
65855 Laser repair to improve eye fluid flow	62	56	$909.44	$197.64
92136 Measurement of corneal curvature and depth of eye	61	50	$75.00	$30.29
64612 Injection of chemical for paralysis of nerve muscles on side of face	37	13	$470.27	$156.77
92083 Exam of visual field with extended testing	35	34	$150.00	$59.38
99202 New patient office or other outpatient visit, typically 20 minutes	28	28	$100.00	$70.28
66982 Complex removal of cataract with insertion of prosthetic lens	22	16	$2273.64	$669.82
76519 Ultrasound of eye for determination of lens power	20	15	$123.75	$63.70
66821 Removal of recurring cataract in lens capsule using a laser	18	18	$711.11	$264.69
68840 Probing of nasal-tear duct	17	13	$324.71	$137.28
66710 Destruction of lens tissue using laser	17	11	$1000.00	$196.38
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	15	14	$55.00	$40.76
92250 Photography of the retina	12	12	$140.00	$56.24
67145 Photocoagulation treatment to prevent detachment of retina	12	11	$875.00	$469.75
76514 Ultrasound scan of cornea to determine thickness	12	12	$50.00	$12.45

Medical Specialties & State Licenses

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License IN 01051033A

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

200333110 (IN)

Hospital & Practice Group Affiliations

Northwest Indiana Eye And Laser Center Pc

851 Eastport Centre Dr, Valparaiso, IN 463832909

Phone: 2194648223

Practice Associates & Co-Workers

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

17 Associated Practitioners

Dr. Dennis Miller , OD

Optometrist

NPI 1003819442

Doctor of Optometry

Dr. Paul Grossnickle , OD

Optometrist

NPI 1023011426

Doctor of Optometry

Dr. Matthew Ralstin , MD

Ophthalmology

NPI 1104088731

Doctor of Medicine (M.D.)

Dr. Ann Madden , OD

Optometrist

NPI 1285660902

Doctor of Optometry

Dr. Steven Grossnickle , MD

Ophthalmology

NPI 1437152097

Doctor of Medicine (M.D.)

Dr. Colin Ridenour , MD

Ophthalmology

NPI 1457888430

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 2251 DUBOIS DR, WARSAW, IN 465803212 (Tel: 5742692777)

📍

Updated Business Mailing Address July 08, 2007

Registered at 2251 DUBOIS DR, WARSAW, IN 465803212 (Tel: 5742692777)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as DAVID RYSER, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Ophthalmology (License #01051033A in IN)

🟢

Initial NPI Registration & Enumeration May 24, 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: 1528061363

Entity Type:

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

Enumeration Date: May 24, 2005

Last Update: July 08, 2007

Sole Proprietor: No

Update or Correct Profile

Mailing Address

2251 Dubois Dr

Warsaw, IN 465803212

Phone: 5742692777

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.