DR. DAVID MOON IL LIM D.O.
Prescription History 1972763621
Emergency Medicine in San Diego, CA
What does Dr. Lim prescribe?
In 2024, Dr. Lim wrote 253 Medicare prescriptions for 11 medications. The most prescribed was Cephalexin, with 45 prescriptions for 45 patients.
Medicare Part D only. These are prescriptions filled by people with Medicare drug coverage in 2024, from the CMS data released in 2026, the most recent year available. CMS does not publish medications with fewer than 11 prescriptions, so this is not a full list of what Dr. Lim prescribes.
Medications 11 medications
Prescriptions filled under Medicare Part D in 2024. Select a medication to see what it is used for and how it compares with other California prescribers.
What it is used for
This medication is used to treat a wide variety of bacterial infections.
Compared with California prescribers
Dr. Lim wrote 45 prescriptions for Cephalexin, about 1.5 times as often as the typical California prescriber of it (30). Medicare paid $4.67 per fill, versus $7.62 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
See also Warning section.
Compared with California prescribers
Dr. Lim wrote 37 prescriptions for Naproxen, about 1.3 times as often as the typical California prescriber of it (29). Medicare paid $3.99 per fill, versus $9.70 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is an antibiotic used to treat bladder infections (acute cystitis).
Compared with California prescribers
Dr. Lim wrote 34 prescriptions for Nitrofurantoin Mono-Macro, about 1.3 times as often as the typical California prescriber of it (26). Medicare paid $6.21 per fill, versus $13.21 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This combination medication is used to relieve moderate to severe pain.
Compared with California prescribers
Dr. Lim wrote 32 prescriptions for Hydrocodone-Acetaminophen, about half as often as the typical California prescriber of it (76). Medicare paid $4.48 per fill, versus $21.39 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Prednisone is used to treat conditions such as arthritis, blood disorders, breathing problems, severe allergies, skin diseases, cancer, eye problems, and immune system disorders.
Compared with California prescribers
Dr. Lim wrote 21 prescriptions for Prednisone, about half as often as the typical California prescriber of it (40). Medicare paid $0.97 per fill, versus $5.64 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Albuterol (also known as salbutamol) is used to prevent and treat wheezing and shortness of breath caused by breathing problems (such as asthma, chronic obstructive pulmonary disease).
Compared with California prescribers
Dr. Lim wrote 20 prescriptions for Albuterol Sulfate Hfa, about 35% as often as the typical California prescriber of it (58). Medicare paid $16.63 per fill, versus $28.70 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used alone or with other medications to prevent nausea and vomiting caused by cancer drug treatment (chemotherapy) and radiation therapy.
Compared with California prescribers
Dr. Lim wrote 17 prescriptions for Ondansetron Odt, about 68% as often as the typical California prescriber of it (25). Medicare paid $6.29 per fill, versus $13.40 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
See also Warning section.
Compared with California prescribers
Dr. Lim wrote 13 prescriptions for Tramadol Hcl, about 30% as often as the typical California prescriber of it (44). Medicare paid $0.94 per fill, versus $6.24 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Gabapentin is used with other medications to prevent and control seizures.
Compared with California prescribers
Dr. Lim wrote 12 prescriptions for Gabapentin, about 15% as often as the typical California prescriber of it (80). Medicare paid $5.74 per fill, versus $15.63 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Amoxicillin/clavulanic acid is a combination penicillin-type antibiotic used to treat a wide variety of bacterial infections.
Compared with California prescribers
Dr. Lim wrote 11 prescriptions for Amoxicillin-Clavulanate Potass, about half as often as the typical California prescriber of it (26). Medicare paid $4.94 per fill, versus $9.18 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Methocarbamol is used to treat muscle spasms/pain.
Compared with California prescribers
Dr. Lim wrote 11 prescriptions for Methocarbamol, about 40% as often as the typical California prescriber of it (27). Medicare paid $2.53 per fill, versus $10.93 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
Questions about Dr. Lim’s prescriptions
What does Dr. Lim prescribe most?
In 2024 Medicare Part D data, Dr. Lim's most prescribed medications were Cephalexin (45), Naproxen (37) and Nitrofurantoin Mono-Macro (34).
How does Dr. Lim's prescribing compare with other California prescribers?
Of the 11 medications with a state comparison, Dr. Lim prescribes 3 more often than the typical California prescriber and 8 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Lim prescribes?
No. It covers prescriptions filled by people with Medicare Part D drug coverage in 2024, and CMS leaves out any medication with fewer than 11 prescriptions.
About this data
This page shows one provider’s slice of public Medicare files. NPI Profile does not receive prescriptions or patient records.
| Source | What it provides here | Data year |
|---|---|---|
| CMS Medicare Part D Prescribers by Provider and Drug | Each medication, prescriptions, patients, 30-day fills, days of medication and cost. State comparisons average the California prescribers of the same medication and form, where at least five wrote it. | 2024 (released 2026, the most recent available) |
| CMS Medicare Part D Drug Spending Dashboard | What each medication is used for. | 2024 |
- Only prescriptions filled by people with Medicare Part D drug coverage are counted. Private insurance, Medicaid and cash purchases are not.
- CMS leaves out medications with fewer than 11 prescriptions and hides patient counts under 11.
- Cost per fill is what the plan and the patient paid the pharmacy together, not what you pay at the counter.
- Medication descriptions are summaries from CMS. They are not medical advice; ask a health care professional about any medication.
