Physician Profile
Unclaimed ProfileAbout CASSEL
Gary H Cassel, MD practises ophthalmology in Owings Mills, MD. Gary is a 1978 graduate of Jefferson Medical College of Thomas Jefferson University.
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. Cassel's specialty?
Dr. Cassel is an ophthalmology in Owings Mills, MD. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
Where can I find Dr. Cassel?
Dr. Cassel is listed at 23 CROSSROADS DR STE 310, Owings Mills, MD 21117. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Cassel?
The number on file is (410) 581-1500. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Cassel's NPI number?
Dr. Cassel's National Provider Identifier is 1124180880. 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. Cassel's medical education?
Dr. Cassel attended Jefferson Medical College of Thomas Jefferson University, graduating in 1978. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Cassel been practising?
Dr. Cassel has 48 years experience. Calculated from a graduation year of 1978, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Cassel known for?
According to Medicare billing data, Dr. Cassel performs procedures including removal of recurring cataract in lens capsule using a laser; provides treatments such as established patient complete exam of visual system and established patient problem focused 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. Cassel confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Cassel. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (410) 581-1500
- Email not available
Practice Locations
23 CROSSROADS DR STE 310
Owings Mills, MD 21117
Procedures Most Often Billed to Medicare
1,062 services · 964 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
31 |
| Established patient complete exam of visual system | Treatment | 92014 |
451 |
| Established patient problem focused exam of visual system | Treatment | 92012 |
225 |
| New patient complete exam of visual system | Treatment | 92004 |
106 |
| Exam of visual field with extended testing | Treatment | 92083 |
37 |
| Exam of the internal drainage system of eye | Treatment | 92020 |
20 |
| Imaging of retina | Treatment | 92134 |
16 |
| Imaging of optic nerve | Treatment | 92133 |
15 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
161 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated 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 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
Clinically related specialties at the same address — the people this provider most likely works alongside.
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 — 30 related providers in 4 groups
Other ophthalmology specialists in Owings Mills 6
Same specialty, same city.
Trained at Jefferson Medical College of Thomas Jefferson University 8
Other providers in the same specialty who trained at the same institution.
Class of 1978 at Jefferson Medical College of Thomas Jefferson University 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of recurring cataract in lens capsule using a laser 8
Providers in MD 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.