Physician Profile
Unclaimed ProfileAbout SHRADER
Cathy Darlene Shrader, MD is a healthcare provider in Clinton, MD specializing in ophthalmology. According to Medicare claims data, Cathy cared for 5,241 Medicare patients across 6,014 services.
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (301) 868-6700
- Email not available
Practice Locations
9131 PISCATAWAY RD STE 450
Clinton, MD 20735
Procedures Most Often Billed to Medicare
6,014 services · 5,241 patients · 16 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
200 |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
51 |
| Incision to improve eye fluid flow | Procedure | 65820 |
36 |
| Laser repair to improve eye fluid flow | Procedure | 65855 |
30 |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
58 |
| Imaging of optic nerve | Treatment | 92133 |
795 |
| Exam of visual field with extended testing | Treatment | 92083 |
761 |
| Imaging of retina | Treatment | 92134 |
436 |
| Exam of the internal drainage system of eye | Treatment | 92020 |
430 |
| Measurement of corneal curvature and depth of eye | Treatment | 92136 |
200 |
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 ophthalmology specialists at this location 5
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.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1994 at Other 7
Providers who graduated from the same medical school in the same year.
Also performs Removal of cataract with insertion of prosthetic lens 8
Providers in MD who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Shrader?
Dr. Shrader is an ophthalmology in Clinton, MD. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
What is Dr. Shrader's address?
Dr. Shrader is listed at 9131 PISCATAWAY RD STE 450, Clinton, MD 20735. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Shrader?
The number on file is (301) 868-6700. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Shrader's NPI number?
Dr. Shrader's National Provider Identifier is 1174615934. 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. Shrader train?
Dr. Shrader attended Other, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Shrader been practicing?
Dr. Shrader has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Shrader perform?
According to Medicare billing data, Dr. Shrader performs procedures including removal of cataract with insertion of prosthetic lens, removal of recurring cataract in lens capsule using a laser and incision to improve eye fluid flow; reads or performs imaging such as ultrasound scan of cornea to determine thickness; provides treatments such as imaging of optic nerve and exam of visual field with extended testing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Shrader confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Shrader. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.