Physician Profile
Unclaimed ProfileAbout FERENCE
William John Ference, O.D. practises optometry in Montville, NJ. William is also listed as specialising in optometrist — corneal & contact lens and optometrist.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Ference specialise in?
Dr. Ference is an optometry in Montville, NJ. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPTOMETRY”.
NPI registry
Where is Dr. Ference located?
Dr. Ference is listed at 170 CHANGEBRIDGE RD B-5, Montville, NJ 07045. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Ference's phone number?
The number on file is (973) 835-7000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Ference's NPI number?
Dr. Ference's National Provider Identifier is 1316165368. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Ference go to medical school?
Dr. Ference attended Other, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Ference been practising?
Dr. Ference has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Ference do most often?
According to Medicare billing data, Dr. Ference performs imaging including ultrasound scan of cornea to determine thickness; provides treatments such as established patient complete exam of visual system and imaging of optic nerve, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Ference confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ference. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (973) 835-7000
- Email not available
Practice Locations
170 CHANGEBRIDGE RD B-5
Montville, NJ 07045
Procedures Most Often Billed to Medicare
672 services · 552 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
11 |
| Established patient complete exam of visual system | Treatment | 92014 |
128 |
| Imaging of optic nerve | Treatment | 92133 |
103 |
| Exam of visual field with extended testing | Treatment | 92083 |
97 |
| Established patient problem focused exam of visual system | Treatment | 92012 |
90 |
| Imaging of retina | Treatment | 92134 |
48 |
| New patient complete exam of visual system | Treatment | 92004 |
20 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
100 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
75 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other optometry specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound scan of cornea to determine thickness 8
Providers in NJ who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.