Physician Profile
Unclaimed ProfileAbout JOHNSTON
Daniel P. Johnston, O.D. practises optometry in West Chester, PA. Daniel is a 2002 graduate of Pennsylvania College of Optometry. Daniel is also listed as specialising in 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 is Dr. Johnston's specialty?
Dr. Johnston is an optometry in West Chester, PA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPTOMETRY”.
NPI registry
Where can I find Dr. Johnston?
Dr. Johnston is listed at 923 PAOLI PIKE, West Chester, PA 19380. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Johnston?
The number on file is (610) 692-8300. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Johnston's NPI number?
Dr. Johnston's National Provider Identifier is 1831161744. 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
What is Dr. Johnston's medical education?
Dr. Johnston attended Pennsylvania College of Optometry, graduating in 2002. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Johnston been practising?
Dr. Johnston has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Johnston known for?
According to Medicare billing data, Dr. Johnston provides treatments such as established patient complete exam of visual system and new patient complete exam of visual system, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Johnston confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Johnston. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (610) 692-8300
- Email not available
Practice Locations
923 PAOLI PIKE
West Chester, PA 19380
Procedures Most Often Billed to Medicare
188 services · 175 patients · 4 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient complete exam of visual system | Treatment | 92014 |
135 |
| New patient complete exam of visual system | Treatment | 92004 |
22 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
17 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
14 |
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.
Other optometry specialists in West Chester 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Pennsylvania College of Optometry 8
Other providers in the same specialty who trained at the same institution.
Class of 2002 at Pennsylvania College of Optometry 8
Providers who graduated from the same medical school in the same year.
Also performs Established patient complete exam of visual system 8
Providers in PA 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.