Are you Mark Hendrix, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 3204 Tower Oaks Blvd, Suite 300, Rockville, MD 20852
About Dr. Hendrix
Mark Hendrix, M.D. practices ophthalmology in Rockville, MD. Mark is a 1990 graduate of Georgetown University School of Medicine. According to Medicare claims data, Mark cared for 5,150 Medicare patients across 6,044 services. The services billed most often include established patient complete exam of visual system, established patient problem focused exam of visual system, and exam of visual field with extended testing. The provider's National Provider Identifier (NPI) is 1043219124.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (301) 231-5088
- Email not available
Practice Locations
3204 TOWER OAKS BLVD SUITE 300
Rockville, MD 20852
Conditions Commonly Evaluated or Treated
Within Ophthalmology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
- Astigmatism
- Eye misalignment (strabismus)
- Farsightedness
- Lazy eye (amblyopia)
- Nearsightedness
- Presbyopia
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Procedures & services
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
6,044 services · 5,150 patients · 18 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
55 | As often as other peers in Ophthalmology |
| Closure of tear duct opening using plug | Procedure | 68761 |
31 | As often as other peers in Ophthalmology |
| Laser repair to improve eye fluid flow | Procedure | 65855 |
22 | Less often than most peers in Ophthalmology |
| 2d ultrasound scan of eye tissue and structures | Imaging | 76512 |
56 | More often than most peers in Ophthalmology |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
43 | More often than most peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
1,415 | More than most peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
969 | More than most peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
884 | More than most peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
753 | More than most peers in Ophthalmology |
| Exam of the internal drainage system of eye | Treatment | 92020 |
680 | More than most peers in Ophthalmology |
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 eye doctors at this location 1
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 — 31 related providers in 4 groups
Other eye doctors in Rockville 7
Same specialty, same city.
Trained at Georgetown University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1990 at Georgetown University School of Medicine 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.
Common questions
What is Mark Hendrix's specialty?
Mark Hendrix is an eye doctor in Rockville, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where can I find Mark Hendrix?
Mark Hendrix is listed at 3204 Tower Oaks Blvd Suite 300, Rockville, MD 20852. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Mark Hendrix?
The number on file is (301) 231-5088. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Mark Hendrix's NPI number?
Mark Hendrix's National Provider Identifier is 1043219124. 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 Mark Hendrix's education?
Mark Hendrix attended Georgetown University School of Medicine, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How long has Mark Hendrix been practicing?
Mark Hendrix has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
What is Mark Hendrix known for?
According to Medicare billing data, Mark Hendrix performs procedures including removal of recurring cataract in lens capsule using a laser, closure of tear duct opening using plug and laser repair to improve eye fluid flow; reads or performs imaging such as 2d ultrasound scan of eye tissue and structures and ultrasound scan of cornea to determine thickness; provides treatments such as established patient complete exam of visual system and established patient problem focused exam of visual system. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Mark Hendrix confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Mark Hendrix. If this is you, claiming it is free.
Guide.md
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