Doctor profile · Federal record
Dr. Alexandra Castillejos Ellenthal, MD
Ophthalmology Physician (CMS: Ophthalmology) · Chula Vista, CA
- NPI 1144780933
- Accepts Medicare
- 7 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
342 F St
Chula Vista, CA 919102625
(619) 422-1471
Credentials & registration
- NPI registered
- March 2019 — 7 yrs on file
- Profile last updated
- February 19, 2026
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- California #A201789
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144780933. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
83
Distinct HCPCS
4
Medicare allowed
$6,436
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 43 | 43 | $85 | |
92083 |
Exam of visual field with extended testing | 18 | 18 | $59 | |
92133 |
Imaging of optic nerve | 11 | 11 | $34 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 11 | 11 | $121 |
In context: peer comparison
Among 7 peers in Chula Vista Ophthalmology Physician, average services per provider: 179. This provider delivers 0.5× the peer median.Open Payments
Industry payments received
All-time total
$372
Transactions
10
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alcon Vision LLC | 5 | $179.14 | |
| Sight Sciences, INC. | 1 | $100.60 | |
| Abbvie INC. | 2 | $54.04 | |
| Tarsus Pharmaceuticals, INC. | 1 | $21.57 | |
| Oyster Point Pharma, INC. | 1 | $16.46 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,134
Patients
723
Total drug cost
$62,672
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 308 | 188 | $6,426 |
| Brimonidine Tartrate | Generic | 173 | 96 | $4,234 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 156 | 104 | $4,367 |
| Prednisolone Acetate | Generic | 148 | 109 | $5,608 |
| Timolol Maleate | Generic | 76 | 50 | $2,477 |
| Ketorolac Tromethamine | Generic | 44 | 33 | $1,413 |
| Dorzolamide Hcl | Generic | 40 | 27 | $1,424 |
| Polymyxin B Sul-Trimethoprim (Polymyxin B Sulf/Trimethoprim) | Brand | 34 | 34 | $310 |
| Moxifloxacin (Moxifloxacin Hcl) | Brand | 31 | 21 | $794 |
| Lumigan (Bimatoprost) | Brand | 24 | 15 | $12,798 |
Frequently asked questions
What is Dr. Alexandra Castillejos Ellenthal's medical specialty?
Dr. Alexandra Castillejos Ellenthal practices Ophthalmology Physician in Chula Vista, CA.
Where does Dr. Alexandra Castillejos Ellenthal practice?
Dr. Alexandra Castillejos Ellenthal practices at 342 F St, Chula Vista, CA 919102625. Office phone: 6194221471.
What is Dr. Alexandra Castillejos Ellenthal's NPI?
Dr. Alexandra Castillejos Ellenthal's National Provider Identifier (NPI) is 1144780933, issued by NPPES.
Does Dr. Alexandra Castillejos Ellenthal accept Medicare assignment?
Yes. Dr. Alexandra Castillejos Ellenthal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexandra Castillejos Ellenthal commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Exam of visual field with extended testing (HCPCS 92083); Imaging of optic nerve (HCPCS 92133). Source: CMS Medicare Physician & Other Practitioners file.