Dr. Francis Lim, MD
- Medicare services, 2024
- 184
- Medicare patients, 2024
- 72
- Part D claims, 2024
- 790
- Hospital affiliations
- 1
- Industry payments
- $125
- Practice address
- 2051 Marengo St, Room C2K100, Los Angeles, CA 90033
- Practice phone
- Call (323) 226-2800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lim's professional email, personal email and mobile number
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Dr. Francis Lim is an internist in Los Angeles, California
Dr. Lim practices at Los Angeles General Medical Center in Los Angeles, California, part of County of Los Angeles.
Dr. Lim's NPI, 1003236415, was assigned on April 24, 2014. Dr. Lim holds California license A146548.
- NPI
- 1003236415NPI Registry (opens in a new tab)
- NPI enumeration date
- April 24, 2014
- NPI status
- Active
- Practice phone
- (323) 226-2800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Francis Lim practices at Los Angeles General Medical Center in Los Angeles, California
Dr. Lim's primary practice is Los Angeles General Medical Center, at 2051 Marengo St, Room C2K100, Los Angeles, CA 90033 in Los Angeles County. The practice phone is (323) 226-2800.
- Los Angeles General Medical Center2051 Marengo St, Room C2K100, Los Angeles, CA 90033 · Los Angeles CountyPhone(323) 226-2800
Source: Dmand AI Affiliation Data
Dr. Francis Lim is affiliated with 1 site of care and 1 medical group
Dr. Lim's primary practice is Los Angeles General Medical Center in Los Angeles, California, part of County of Los Angeles. The medical group on file is Harbor-UCLA Medical Center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Francis Lim's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lim practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Los Angeles General Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Francis Lim is one of 16,751 internists in California
Internal medicine is Dr. Lim's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Lim is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Lim's licenses on file in 2 states: California and Delaware.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Delaware license
Internists near Dr. Lim
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Francis Lim billed Medicare for 184 services in 2024
CMS data shows 184 Medicare services from Dr. Lim across 7 procedure codes in 2024, for 72 Medicare patients. Medicare paid $5,686 for them. Every service was in an office.
Dr. Lim's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4942024: 7784%
- Lab and pathology
- 2023: 02024: 72
- Surgery
- 2023: 02024: 35
Dr. Lim compared with the California median for internists, 2024
- Dr. Lim
- California median
- Medicare services
- 184vs 36149% below
- Medicare patients
- 72vs 15152% below
- Part D claims
- 480vs 42114% above
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Lim's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Francis Lim treated 72 Medicare patients in 2024, average age 69
CMS counts 72 Medicare patients who saw Dr. Lim in 2024. The largest group is 65 to 74, with 46 patients. 75% of them have high blood pressure, and 67% have high cholesterol. Their average risk score is 1.57, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Lim's median patient age at 63, with 43% women.
Dr. Lim's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Lim's Medicare patients by sex, 2024
- Women3650%
- Men3650%
Chronic conditions among Dr. Lim's Medicare patients, 2024
- High blood pressure75%
- High cholesterol67%
- Diabetes56%
- Arthritis40%
- Chronic kidney disease26%
- Heart failure19%
- Tobacco use18%
- Osteoporosis15%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lim's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Francis Lim wrote 790 Medicare Part D claims in 2024
In 2024, Dr. Lim wrote 790 Medicare Part D claims for 84 patients. 89% of them were for generic drugs. CMS names the drug for 480 of them, across 21 drugs with 11 or more claims each, at $17,420 in total drug cost. In 2022, CMS named 16 claims across 1 drug.
Dr. Lim's Part D claims by kind of drug, 2024
- Generic702 claims89%
- Brand-name and other88 claims11%
Dr. Lim's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Lim's Part D claims, 2024
- Opioids2%17 of 790 claims
- Antibiotics2%12 of 790 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 162024: 4802900%
Drugs named by CMS: 21 in 2024, 1 in 2022.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Francis Lim received $125 in industry payments from 2017 to 2024
CMS Open Payments shows 5 general payments to Dr. Lim from 5 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 100% of the total. BTG International, Inc. paid the most, $43.
General payments to Dr. Lim by program year, 2017 to 2024
Companies that paid Dr. Lim the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Francis Lim is board certified in internal medicine
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Sources for Dr. Francis Lim's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Francis Lim
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Francis Lim's NPI number?
Dr. Francis Lim's NPI number is 1003236415. It was assigned on April 24, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Francis Lim?
Dr. Francis Lim is an internist in Los Angeles, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Francis Lim practice?
Dr. Lim practices at 2051 Marengo St, Room C2K100, Los Angeles, CA 90033. Dr. Lim's primary practice is Los Angeles General Medical Center in Los Angeles, California, part of County of Los Angeles.
What is Dr. Francis Lim's office phone number?
The practice phone on file for Dr. Lim is (323) 226-2800.
What is Dr. Francis Lim's medical license number?
Dr. Lim holds California license A146548, one of the licenses on file in 2 states.
Which states has Dr. Francis Lim been licensed in?
Dmand AI has state licenses on file for Dr. Lim in California and Delaware.
Which hospitals is Dr. Francis Lim affiliated with?
Dr. Lim practices at Los Angeles General Medical Center in Los Angeles, California.
What medical group is Dr. Francis Lim part of?
Dr. Lim is linked to Harbor-UCLA Medical Center.
Does Dr. Francis Lim accept Medicare?
Yes. CMS data shows Dr. Lim billed Medicare for 184 services in 2024.
How many Medicare patients does Dr. Francis Lim see?
CMS counts 72 Medicare patients who saw Dr. Lim in 2024, with an average age of 69.
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Is Dr. Francis Lim board certified?
Yes. Dr. Lim is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Francis Lim bill to Medicare?
In 2024, Dr. Lim's most billed Medicare services were office visit, established patient (99213), surgery: heart and blood vessels (36415) and lab and pathology test (80053).
What drugs does Dr. Francis Lim prescribe most?
In 2024 Medicare Part D data, Dr. Lim's most prescribed drugs by claims were Atorvastatin Calcium, Gabapentin and Metformin HCl.
Has Dr. Francis Lim received payments from drug or device companies?
CMS Open Payments shows $125 in general payments to Dr. Lim from 5 companies from 2017 to 2024. The largest total came from BTG International, Inc.
How long has Dr. Francis Lim been practicing?
Dr. Lim graduated from medical school in 2013, 13 years ago.
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