Dr. Gerald Joseph Farrell III, MD
- Medicare services, 2024
- 252
- Medicare patients, 2024
- 247
- Part D claims, 2024
- 67
- Industry payments
- $23
- Affiliated sites
- 2
- Practice address
- 2051 Marengo St, Los Angeles, CA 90033
- Practice phone
- Call (323) 409-2800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Los Angeles General Medical Center
Los Angeles, California
Find Dr. Farrell III's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Gerald Joseph Farrell III is an emergency medicine physician in Los Angeles, California
Dr. Farrell III practices at Los Angeles General Medical Center in Los Angeles, California.
Dr. Farrell III's NPI, 1578964508, was assigned on September 9, 2014. Dr. Farrell III graduated from Lewis Katz School of Medicine in 2013. Dr. Farrell III's Pennsylvania license number on file is MD477103.
- NPI
- 1578964508NPI Registry (opens in a new tab)
- NPI enumeration date
- September 9, 2014
- NPI status
- Active
- Practice phone
- (323) 409-2800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Gerald Joseph Farrell III practices at Los Angeles General Medical Center in Los Angeles, California
Dr. Farrell III's primary practice is Los Angeles General Medical Center, at 2051 Marengo St, Los Angeles, CA 90033 in Los Angeles County. The practice phone is (323) 409-2800.
- Los Angeles General Medical Center2051 Marengo St, Los Angeles, CA 90033 · Los Angeles CountyPhone(323) 409-2800
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Gerald Joseph Farrell III is affiliated with 3 sites of care and 2 medical groups
Dr. Farrell III's primary practice is Los Angeles General Medical Center in Los Angeles, California. The medical group on file is USC Care Medical Group. Dmand AI also links Dr. Farrell III to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Gerald Joseph Farrell III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Farrell III practices, 2 sites in all. 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 |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gerald Joseph Farrell III is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Farrell III's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Farrell III is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Farrell III's licenses on file in 2 states: Pennsylvania and California.
Specialties and state licenses
- Emergency medicine, PennsylvaniaPrimary
- California license
Emergency medicine physicians near Dr. Farrell III
Counts of emergency medicine physicians 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. Gerald Joseph Farrell III billed Medicare for 252 services in 2024
CMS data shows 252 Medicare services from Dr. Farrell III across 4 procedure codes in 2024, for 247 Medicare patients. Medicare paid $30,257 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Farrell III's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3422024: 25226%
Dr. Farrell III compared with the California median for emergency medicine physicians, 2024
- Dr. Farrell III
- California median
- Medicare services
- 252vs 265Close to median
- Medicare patients
- 247vs 243Close to median
- Part D claims
- 28vs 6255% below
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Farrell III'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.
Need commercial claims for Dr. Farrell III?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Farrell III and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gerald Joseph Farrell III treated 247 Medicare patients in 2024, average age 73
CMS counts 247 Medicare patients who saw Dr. Farrell III in 2024. The largest group is 65 to 74, with 104 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 39% are also on Medicaid. Their average risk score is 2.57, 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. Farrell III's median patient age at 55, with 54% women.
Dr. Farrell III's Medicare patients by age, 2024
Dr. Farrell III's Medicare patients by sex, 2024
- Women13253%
- Men11547%
Chronic conditions among Dr. Farrell III's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Ischemic heart disease49%
- Mood disorders47%
- Diabetes45%
- Anxiety44%
- Depression43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Farrell III's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gerald Joseph Farrell III wrote 67 Medicare Part D claims in 2024
In 2024, Dr. Farrell III wrote 67 Medicare Part D claims for 44 patients. 96% of them were for generic drugs. CMS names the drug for 28 of them, across 2 drugs with 11 or more claims each, at $148 in total drug cost. In 2021, CMS named 37 claims across 2 drugs.
Dr. Farrell III's Part D claims by kind of drug, 2024
- Generic64 claims96%
- Brand-name and other3 claims4%
Dr. Farrell III's most prescribed drugs by claims, 2022
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. Farrell III's Part D claims, 2024
- Antibiotics28%19 of 67 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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 372022: 2824%
Drugs named by CMS: 2 in 2022, 2 in 2021.
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. Gerald Joseph Farrell III received $23 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Farrell III from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $23.
Companies that paid Dr. Farrell III the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gerald Joseph Farrell III graduated from Lewis Katz School of Medicine
Dr. Farrell III graduated from Lewis Katz School of Medicine in 2013.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Gerald Joseph Farrell III accepts plans from 1 insurance carrier
Dr. Farrell III is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
Source: Dmand AI Insurance Network Data
Sources for Dr. Gerald Joseph Farrell III'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Gerald Joseph Farrell III
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. Gerald Joseph Farrell III's NPI number?
Dr. Gerald Joseph Farrell III's NPI number is 1578964508. It was assigned on September 9, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Gerald Joseph Farrell III?
Dr. Gerald Joseph Farrell III is an emergency medicine physician in Los Angeles, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Gerald Joseph Farrell III practice?
Dr. Farrell III practices at 2051 Marengo St, Los Angeles, CA 90033. Dr. Farrell III's primary practice is Los Angeles General Medical Center in Los Angeles, California. Dmand AI also links Dr. Farrell III to 2 group practices and clinics and 1 medical group.
What is Dr. Gerald Joseph Farrell III's office phone number?
The practice phone on file for Dr. Farrell III is (323) 409-2800.
What is Dr. Gerald Joseph Farrell III's medical license number?
Dr. Farrell III's Pennsylvania license number on file is MD477103, one of the licenses on file in 2 states.
Which states has Dr. Gerald Joseph Farrell III been licensed in?
Dmand AI has state licenses on file for Dr. Farrell III in Pennsylvania (2022 to 2024) and California (2014 to 2026).
What medical group is Dr. Gerald Joseph Farrell III part of?
Dr. Farrell III is linked to USC Care Medical Group. Dmand AI links Dr. Farrell III to 1 more medical group.
Does Dr. Gerald Joseph Farrell III accept Medicare?
Yes. CMS data shows Dr. Farrell III billed Medicare for 252 services in 2024.
How many Medicare patients does Dr. Gerald Joseph Farrell III see?
CMS counts 247 Medicare patients who saw Dr. Farrell III in 2024, with an average age of 73.
Is Dr. Gerald Joseph Farrell III board certified?
Yes. Dr. Farrell III is board certified in emergency medicine by the American Board of Emergency Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Gerald Joseph Farrell III bill to Medicare?
In 2024, Dr. Farrell III's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).
Where did Dr. Gerald Joseph Farrell III go to medical school?
Dr. Farrell III graduated from Lewis Katz School of Medicine in 2013.
What drugs does Dr. Gerald Joseph Farrell III prescribe most?
In 2022 Medicare Part D data, Dr. Farrell III's most prescribed drugs by claims were Cephalexin and Hydrocodone-Acetaminophen.
Has Dr. Gerald Joseph Farrell III received payments from drug or device companies?
CMS Open Payments shows $23 in general payments to Dr. Farrell III from 1 company from 2024 to 2024. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Gerald Joseph Farrell III been practicing?
Dr. Farrell III graduated from medical school in 2013, 13 years ago.
What insurance does Dr. Gerald Joseph Farrell III accept?
Dr. Farrell III is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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