Provider Profile
William E. Schwab, OD is an optometrist based in Chambersburg, PA. William is a 1993 graduate of Pennsylvania College of Optometry. Medicare claims data shows William provided 1,984 services to 1,722 patients. The services billed most often include subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more, established patient complete exam of visual system, and photography of the retina.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
500 PHILADELPHIA AVE
Chambersburg, PA 17201
Within Optometry generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Contact lens issues
Cornea conditions
Corneal issues
Eye conditions
Eye discomfort
Eye diseases
Eye infections
Eye inflammation
Eye injuries
Eye irritation
Eye surface issues
Eyelid conditions
Eyelid issues
Pediatric eye conditions
Pupil issues
Tear duct issues
Vision changes
Most searched procedures
Contact lens exams
Dry eye treatments
Examinations
Eyelid care
Eyelid treatments
General exams
Glasses and eyewear
Imaging & tests
Imaging and scans
Minor procedures
Specialty lenses
Surgical evaluations
Tear duct procedures
Therapy
Urgent care
Vision correction
1,984 services · 1,722 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
32 | More often than most peers in Optometrist |
| Established patient complete exam of visual system | Treatment | 92014 |
490 | More than most peers in Optometrist |
| Photography of the retina | Treatment | 92250 |
370 | More than most peers in Optometrist |
| New patient complete exam of visual system | Treatment | 92004 |
364 | More than most peers in Optometrist |
| Established patient problem focused exam of visual system | Treatment | 92012 |
18 | Less often than most peers in Optometrist |
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
699 | More than most peers in Optometrist |
| Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99348 |
11 | Less often than most peers in Optometrist |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Schwab is an optometrist in Chambersburg, PA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Schwab is listed at 500 Philadelphia Ave, Chambersburg, PA 17201. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (717) 264-2816. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Schwab's National Provider Identifier is 1225181381. 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
Dr. Schwab attended Pennsylvania College of Optometry, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
Dr. Schwab has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Schwab performs imaging including ultrasound scan of cornea to determine thickness; provides treatments such as established patient complete exam of visual system and photography of the retina, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Schwab. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.