Physician Profile
Alexander H. De Castro-Abeger, MD, MBA
Unclaimed ProfileAbout Dr. De Castro-Abeger
Alexander H. De Castro-Abeger, MD, MBA is a healthcare provider in Los Angeles, CA specializing in ophthalmology. Alexander trained at Tufts University School of Medicine, graduating in 2016. Medicare claims data shows Alexander provided 227 services to 160 patients. The services billed most often include exam to measure eye deviation and range of motion, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more.
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
Specialty
Credentials & Licensing
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.
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
- (818) 431-4414
- Email not available
Practice Locations
200 STEIN PLAZA
Los Angeles, CA 90095
2230 Lynn Rd Ste 104
Thousand Oaks, CA 91360
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
227 services · 160 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Exam to measure eye deviation and range of motion | Treatment | 92060 |
119 | More often than most peers in Ophthalmology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
49 | Less often than most peers in Ophthalmology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
46 | Less often than most peers in Ophthalmology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
13 | Less often 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 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 — 32 related providers in 4 groups
Other eye doctors in Los Angeles 8
Same specialty, same city.
Trained at Tufts University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2016 at Tufts University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Exam to measure eye deviation and range of motion 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. De Castro-Abeger specialize in?
Dr. De Castro-Abeger is an eye doctor in Los Angeles, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where is Dr. De Castro-Abeger located?
Dr. De Castro-Abeger is listed at 200 Stein Plaza, Los Angeles, CA 90095. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. De Castro-Abeger's phone number?
The number on file is (818) 431-4414. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. De Castro-Abeger?
Dr. De Castro-Abeger's National Provider Identifier is 1902255367. 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. De Castro-Abeger go to medical school?
Dr. De Castro-Abeger attended Tufts University School of Medicine, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. De Castro-Abeger have?
Dr. De Castro-Abeger has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
What does Dr. De Castro-Abeger do most often?
According to Medicare billing data, Dr. De Castro-Abeger provides treatments such as exam to measure eye deviation and range of motion, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. De Castro-Abeger's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. De Castro-Abeger. 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.