Active NPI 1356455216 Individual Practitioner Male Practitioner

Dr. William Robert Stiles , MD, JD

Ophthalmology • Northbrook, IL

Professional Overview & Biography Verified Profile Summary

Dr. William Stiles, MD, JD is a certified Ophthalmology practicing in Northbrook, IL. With approximately 59 years of clinical experience since graduating from Js Weill Medical College, Cornell University in 1967, Dr. Stiles delivers high-quality medical care to the local community at 1707 SHERMER RD STE 212.

Dr. Stiles does not directly accept Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, imaging of retina, imaging of optic nerve. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1707 Shermer Rd Ste 212

Northbrook, IL 600625374

Telephone 8472729660

Medicare Profile & Education

Medical School

Js Weill Medical College, Cornell University

Graduation Year

1967

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Northbrook, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

59 Yrs +15.7 yrs vs City Avg

City Avg: 43.3 Yrs

State Avg: 31.1 Yrs

Regional Practice Density

3 Specialists

Practicing in Northbrook, IL (954 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

31.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Stiles (59 Years) 59 Yrs

Northbrook Specialty Average (43.3 Years) 43.3 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	447	184	$140.16	$118.21
92134 Imaging of retina	212	111	$60.00	$36.27
92133 Imaging of optic nerve	89	44	$60.00	$32.42
92083 Exam of visual field with extended testing	66	54	$125.00	$56.84
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	14	14	$200.00	$157.97

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	510	220	$139.90	$126.77
92134 Imaging of retina	227	119	$60.00	$39.37
J0178 Injection, aflibercept, 1 mg	88	12	$1000.00	$828.07
92083 Exam of visual field with extended testing	79	56	$125.00	$61.02
92133 Imaging of optic nerve	65	35	$60.00	$35.77
67028 Injection of drug into eye	50	12	$198.00	$111.50
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	27	27	$200.00	$166.64

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	571	230	$140.25	$128.65
92134 Imaging of retina	275	128	$60.00	$40.32
J0178 Injection, aflibercept, 1 mg	100	11	$1000.00	$856.05
92133 Imaging of optic nerve	82	42	$60.00	$36.73
92083 Exam of visual field with extended testing	67	54	$125.00	$62.48
67028 Injection of drug into eye	50	11	$200.00	$113.46
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	19	19	$200.00	$170.35

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	634	253	$125.05	$122.99
92134 Imaging of retina	284	130	$60.00	$41.05
J0178 Injection, aflibercept, 1 mg	102	12	$1000.00	$872.69
92133 Imaging of optic nerve	80	46	$60.00	$37.37
92083 Exam of visual field with extended testing	72	58	$125.00	$63.68
67028 Injection of drug into eye	50	12	$200.00	$115.64
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$200.00	$172.00
76519 Ultrasound of eye for determination of lens power	17	17	$100.00	$67.78
66984 Removal of cataract with insertion of lens	12	11	$1200.00	$539.17

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	623	262	$120.03	$106.62
92134 Imaging of retina	231	111	$60.00	$39.39
92133 Imaging of optic nerve	95	61	$60.00	$36.19
92083 Exam of visual field with extended testing	64	59	$125.00	$60.90
J0178 Injection, aflibercept, 1 mg	61	11	$1016.39	$884.40
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	21	$200.00	$164.06
76519 Ultrasound of eye for determination of lens power	16	16	$100.00	$64.56
66984 Removal of cataract with insertion of lens	12	11	$1200.00	$533.74
67028 Injection of drug into eye	11	11	$200.00	$96.76

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	775	345	$120.00	$105.55
92134 Imaging of retina	224	100	$60.00	$39.48
92083 Exam of visual field with extended testing	100	81	$125.00	$61.40
92133 Imaging of optic nerve	100	63	$60.00	$35.83
67028 Injection of drug into eye	53	18	$200.00	$97.48
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	27	27	$200.00	$161.89
76519 Ultrasound of eye for determination of lens power	18	18	$100.00	$62.99

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	884	369	$120.00	$101.68
92134 Imaging of retina	265	111	$60.00	$39.00
92133 Imaging of optic nerve	106	69	$60.00	$35.40
92083 Exam of visual field with extended testing	77	66	$125.00	$59.80
67028 Injection of drug into eye	63	17	$200.00	$95.94
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	29	29	$200.00	$157.80
76519 Ultrasound of eye for determination of lens power	29	29	$100.00	$69.43

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	942	396	$120.00	$100.79
92134 Imaging of retina	255	111	$60.00	$38.07
92133 Imaging of optic nerve	92	70	$60.00	$34.86
67028 Injection of drug into eye	65	17	$200.00	$94.90
92083 Exam of visual field with extended testing	59	50	$125.00	$59.38
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	43	43	$200.00	$155.75
76519 Ultrasound of eye for determination of lens power	23	23	$100.00	$78.18
66984 Removal of cataract with insertion of lens	13	13	$1200.00	$601.28

Medical Specialties & State Licenses

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

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.

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 1707 SHERMER RD STE 212, NORTHBROOK, IL 600625374 (Tel: 8472729660)

📍

Updated Business Mailing Address July 08, 2007

Registered at 1263 MOUNT VERNON TER, NORTHBROOK, IL 600624427 (Tel: 8475641230)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as WILLIAM STILES, M.D.,J.D.

🎓

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

Ophthalmology

🟢

Initial NPI Registration & Enumeration August 18, 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: 1356455216

Entity Type:

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

Enumeration Date: August 18, 2006

Last Update: July 08, 2007

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

1263 Mount Vernon Ter

Northbrook, IL 600624427

Phone: 8475641230

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.