Active NPI 1467567438 Individual Practitioner Male Practitioner

Dr. Joseph M Williams , MD

Ophthalmology • Worcester, MA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Joseph Williams, MD is a certified Ophthalmology practicing in Worcester, MA. With approximately 37 years of clinical experience since graduating from University Of Rochester School Of Medicine And Dentistry in 1989, Dr. Williams delivers high-quality medical care to the local community at 591 LINCOLN ST.

Dr. Williams accepts Medicare assignment.

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

Practice Location & Contact Primary Location

Practice Address

591 Lincoln St

Worcester, MA 016051932

Telephone 5088532020

Fax 5084595082

Associated Practice Facility / Clinic

🏢 Dennis J. Arinella, M.d.,p.c. Facility NPI 1659574333

Medicare Profile & Education

Medical School

University Of Rochester School Of Medicine And Dentistry

Graduation Year

1989

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Worcester, MA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

37 Yrs +9.4 yrs vs City Avg

City Avg: 27.6 Yrs

State Avg: 30.8 Yrs

Regional Practice Density

43 Specialists

Practicing in Worcester, MA (841 Statewide)

Telehealth Adoption Rate

2.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

65.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Williams (37 Years) 37 Yrs

Worcester Specialty Average (27.6 Years) 27.6 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
92014 Established patient complete exam of visual system	468	436	$350.05	$129.43
99213 Established patient office or other outpatient visit, typically 15 minutes	406	289	$275.00	$92.73
92250 Photography of the retina	301	288	$200.00	$36.01
92004 New patient complete exam of visual system	291	291	$375.00	$152.88
92133 Imaging of optic nerve	260	229	$125.00	$34.12
92136 Measurement of corneal curvature and depth of eye	251	125	$150.00	$28.68
92083 Exam of visual field with extended testing	181	152	$165.00	$62.66
92134 Imaging of retina	152	124	$125.00	$39.96
66984 Removal of cataract with insertion of lens	137	99	$1700.00	$548.64
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	126	113	$350.00	$130.06
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	118	118	$375.00	$169.73
92012 Established patient problem focused exam of visual system	88	75	$210.00	$92.03
66821 Removal of recurring cataract in lens capsule using a laser	44	38	$1000.00	$342.09
92002 New patient problem focused exam of visual system	29	29	$240.00	$86.89
92020 Examination of cornea and iris using lens device and slit lamp	23	19	$70.00	$28.11
92025 Ct scan of cornea	12	12	$150.00	$37.19

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	538	480	$350.00	$132.89
99213 Established patient office or other outpatient visit, typically 15 minutes	386	281	$275.00	$94.02
92136 Measurement of corneal curvature and depth of eye	238	126	$150.00	$28.09
92250 Photography of the retina	217	208	$200.00	$37.62
92133 Imaging of optic nerve	201	190	$125.00	$38.24
66984 Removal of cataract with insertion of lens	138	108	$1700.00	$558.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	134	121	$350.00	$132.85
92083 Exam of visual field with extended testing	124	110	$165.00	$65.13
92134 Imaging of retina	121	107	$125.00	$42.08
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	96	96	$375.00	$172.62
92004 New patient complete exam of visual system	80	80	$375.00	$157.22
92012 Established patient problem focused exam of visual system	38	36	$210.00	$94.66
66821 Removal of recurring cataract in lens capsule using a laser	36	32	$1000.00	$349.82
92020 Examination of cornea and iris using lens device and slit lamp	19	16	$70.00	$28.98
76514 Ultrasound scan of cornea to determine thickness	15	14	$50.00	$11.70
92002 New patient problem focused exam of visual system	13	13	$240.00	$86.36

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	540	479	$350.00	$132.64
99213 Established patient office or other outpatient visit, typically 15 minutes	454	326	$275.00	$94.25
92136 Measurement of corneal curvature and depth of eye	296	139	$150.00	$27.40
92250 Photography of the retina	274	268	$200.00	$38.09
92133 Imaging of optic nerve	160	154	$115.00	$38.59
66984 Removal of cataract with insertion of lens	151	118	$1641.72	$559.15
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	142	129	$350.00	$133.24
92083 Exam of visual field with extended testing	123	113	$165.00	$66.15
92134 Imaging of retina	112	103	$112.95	$42.54
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	80	80	$375.00	$173.06
92004 New patient complete exam of visual system	47	47	$375.00	$157.14
66821 Removal of recurring cataract in lens capsule using a laser	39	32	$1000.00	$349.00
92020 Examination of cornea and iris using lens device and slit lamp	29	22	$70.00	$29.27
92012 Established patient problem focused exam of visual system	24	23	$210.00	$93.29
92025 Ct scan of cornea	19	19	$75.00	$38.18
76514 Ultrasound scan of cornea to determine thickness	18	18	$50.00	$11.41
66982 Complex removal of cataract with insertion of prosthetic lens	13	13	$1761.54	$767.66
92285 Photography of content of eyes	11	11	$75.00	$23.71

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	468	326	$246.90	$95.76
92014 Established patient complete exam of visual system	443	412	$295.60	$133.93
92136 Measurement of corneal curvature and depth of eye	301	146	$150.00	$29.52
92133 Imaging of optic nerve	189	185	$95.93	$39.29
92250 Photography of the retina	189	180	$200.00	$40.74
92083 Exam of visual field with extended testing	182	155	$165.00	$67.36
92004 New patient complete exam of visual system	176	176	$350.11	$159.18
66984 Removal of cataract with insertion of lens	159	126	$1539.62	$568.58
92134 Imaging of retina	151	125	$94.93	$43.31
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	121	121	$364.26	$175.36
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	108	104	$300.23	$135.79
76514 Ultrasound scan of cornea to determine thickness	94	83	$50.00	$11.72
92012 Established patient problem focused exam of visual system	58	51	$204.14	$95.20
66821 Removal of recurring cataract in lens capsule using a laser	46	43	$1000.00	$354.13
92020 Examination of cornea and iris using lens device and slit lamp	28	22	$63.57	$29.46
92285 Photography of content of eyes	24	22	$75.00	$24.59
92025 Ct scan of cornea	21	19	$75.00	$38.67
66982 Complex removal of cataract with insertion of prosthetic lens	20	19	$1750.00	$778.53

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	298	266	$265.00	$135.09
92004 New patient complete exam of visual system	253	253	$330.00	$160.55
92136 Measurement of corneal curvature and depth of eye	253	133	$150.00	$33.59
99213 Established patient office or other outpatient visit, typically 15 minutes	252	173	$175.00	$79.62
66984 Removal of cataract with insertion of lens	145	119	$1400.00	$583.82
92134 Imaging of retina	108	88	$90.00	$43.56
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	91	91	$350.00	$174.35
92133 Imaging of optic nerve	89	89	$90.00	$39.96
92083 Exam of visual field with extended testing	77	72	$165.00	$68.15
92250 Photography of the retina	71	69	$200.00	$47.93
76514 Ultrasound scan of cornea to determine thickness	60	56	$50.00	$12.40
92012 Established patient problem focused exam of visual system	48	37	$200.00	$94.92
66821 Removal of recurring cataract in lens capsule using a laser	42	36	$957.14	$357.19
92002 New patient problem focused exam of visual system	28	28	$200.00	$90.51
92285 Photography of content of eyes	25	22	$75.00	$23.35
92025 Ct scan of cornea	18	18	$75.00	$38.80
92020 Examination of cornea and iris using lens device and slit lamp	15	14	$61.00	$29.61
92132 Imaging of front third of eye	14	13	$90.00	$32.77
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	13	13	$175.00	$114.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	516	248	$150.00	$36.32
99213 Established patient office or other outpatient visit, typically 15 minutes	423	267	$175.00	$77.83
66984 Removal of cataract with insertion of lens	316	238	$1400.00	$676.96
92014 Established patient complete exam of visual system	277	246	$265.00	$133.54
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	155	155	$350.00	$172.67
92004 New patient complete exam of visual system	71	71	$330.00	$159.68
92250 Photography of the retina	65	62	$200.00	$53.82
92134 Imaging of retina	57	41	$90.00	$43.38
66821 Removal of recurring cataract in lens capsule using a laser	48	37	$777.08	$353.78
92083 Exam of visual field with extended testing	32	30	$165.00	$68.29
92025 Ct scan of cornea	25	22	$75.00	$40.14
92132 Imaging of front third of eye	25	20	$90.00	$33.34
92133 Imaging of optic nerve	20	20	$90.00	$39.27
66982 Complex removal of cataract with insertion of prosthetic lens	18	17	$1750.00	$842.19
92012 Established patient problem focused exam of visual system	16	14	$200.00	$93.50
92285 Photography of content of eyes	14	13	$75.00	$22.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	604	297	$139.98	$38.26
99213 Established patient office or other outpatient visit, typically 15 minutes	532	327	$175.00	$74.04
66984 Removal of cataract with insertion of lens	313	253	$1400.00	$653.40
92014 Established patient complete exam of visual system	309	285	$265.00	$128.27
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	230	230	$343.39	$166.44
92250 Photography of the retina	63	57	$200.00	$58.70
92004 New patient complete exam of visual system	63	63	$323.33	$153.85
66982 Complex removal of cataract with insertion of prosthetic lens	48	40	$1696.88	$807.53
92083 Exam of visual field with extended testing	43	35	$165.00	$65.94
92132 Imaging of front third of eye	41	27	$90.00	$32.11
66821 Removal of recurring cataract in lens capsule using a laser	32	31	$700.00	$339.63
92134 Imaging of retina	31	28	$90.00	$42.49
92133 Imaging of optic nerve	23	23	$90.00	$38.52
92285 Photography of content of eyes	20	14	$75.00	$21.37
66761 Creation of eye fluid drainage tracts in iris using a laser, per session	17	12	$1300.24	$300.11
92025 Ct scan of cornea	17	16	$75.00	$39.07
92012 Established patient problem focused exam of visual system	14	14	$180.36	$85.62
92020 Examination of cornea and iris using lens device and slit lamp	12	12	$61.00	$27.33

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	579	285	$100.00	$42.64
99213 Established patient office or other outpatient visit, typically 15 minutes	466	285	$157.36	$72.96
66984 Removal of cataract with insertion of lens	325	265	$1375.08	$637.91
92014 Established patient complete exam of visual system	311	291	$253.22	$123.38
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	239	239	$324.60	$163.30
92250 Photography of the retina	74	70	$183.45	$66.91
92004 New patient complete exam of visual system	64	64	$264.06	$147.88
92134 Imaging of retina	39	34	$90.00	$41.11
92083 Exam of visual field with extended testing	38	37	$165.00	$65.13
92132 Imaging of front third of eye	36	30	$90.00	$31.28
66982 Complex removal of cataract with insertion of prosthetic lens	30	28	$1600.00	$792.19
66821 Removal of recurring cataract in lens capsule using a laser	20	19	$700.00	$331.69
92133 Imaging of optic nerve	17	16	$90.00	$37.44
92285 Photography of content of eyes	15	14	$75.00	$21.05
92025 Ct scan of cornea	14	14	$75.00	$38.15

Medical Specialties & State Licenses

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License MA 150862

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.

Practice Associates & Co-Workers

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

3 Associated Practitioners

Dan Liu

Ophthalmology

NPI 1033565874

Dr. Kevin Quang , OD

Optometrist

NPI 1356655898

Doctor of Optometry

Dr. Dennis Arinella , MD

Ophthalmology

NPI 1982719944

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

11 Historical Events

✅

NPI Profile Active May 11, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location May 11, 2017

Registered at 591 LINCOLN ST, WORCESTER, MA 016051932 (Tel: 5088532020)

📍

Updated Business Mailing Address May 11, 2017

Registered at 591 LINCOLN ST, WORCESTER, MA 016051932 (Tel: 5088532020)

👤

Provider Name / Credentials Updated May 11, 2017

Recorded as JOSEPH WILLIAMS, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 11, 2017

Ophthalmology (License #150862 in MA)

✅

NPI Profile Active December 03, 2010

NPI status registered as active in NPPES database

📍

Updated Practice Location December 03, 2010

Registered at 591 LINCOLN ST, WORCESTER, MA 016051901 (Tel: 5088532020)

📍

Updated Business Mailing Address December 03, 2010

Registered at 591 LINCOLN ST, WORCESTER, MA 016051901 (Tel: 5088532020)

👤

Provider Name / Credentials Updated December 03, 2010

Recorded as JOSEPH WILLIAMS, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 03, 2010

Ophthalmology (License #150862 in MA)

🟢

Initial NPI Registration & Enumeration August 20, 2006

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: 1467567438

Entity Type:

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

Enumeration Date: August 20, 2006

Last Update: May 11, 2017

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

591 Lincoln St

Worcester, MA 016051932

Phone: 5088532020

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.