Dr. Randall Chan, MD
- Medicare services, 2023
- 396
- Part D claims, 2024
- 376
- Publications
- 13
- Hospital affiliations
- 1
- Industry payments
- $27
- Practice address
- 4837 Huntington Drive North, Ste A, Los Angeles, CA 90032
- Practice phone
- Call (323) 254-5221
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Arroyo Vista Family Health Center - Los Angeles (Huntington Dr N)
FQHC - Main Site · Los Angeles, California
Find Dr. Chan's professional email, personal email and mobile number
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Dr. Randall Chan is an internist in Los Angeles, California
Dr. Chan practices at Arroyo Vista Family Health Center - Los Angeles (Huntington Dr N) in Los Angeles, California.
Dr. Chan's NPI, 1265969273, was assigned on May 22, 2017. Dr. Chan graduated from University of South Florida College of Medicine in 2017. Dr. Chan holds California license A170949.
- NPI
- 1265969273NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678811320
- NPI enumeration date
- May 22, 2017
- NPI status
- Active
- Practice phone
- (323) 254-5221
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Randall Chan practices at Arroyo Vista Family Health Center - Los Angeles (Huntington Dr N) in Los Angeles, California
Dr. Chan's primary practice is Arroyo Vista Family Health Center - Los Angeles (Huntington Dr N), at 4837 Huntington Drive North, Ste A, Los Angeles, CA 90032 in Los Angeles County. The practice phone is (323) 254-5221.
- Arroyo Vista Family Health Center - Los Angeles (Huntington Dr N)4837 Huntington Drive North, Ste A, Los Angeles, CA 90032 · Los Angeles CountyPhone(323) 254-5221
Source: Dmand AI Affiliation Data
Dr. Randall Chan is affiliated with 2 sites of care and 1 medical group
Dr. Chan's primary practice is Arroyo Vista Family Health Center - Los Angeles (Huntington Dr N) in Los Angeles, California. Dr. Chan is also affiliated with Garfield Medical Center. The medical group on file is ApolloMed Hospitalists.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Randall Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Arroyo Vista Family Health Center - Los Angeles (Huntington Dr N) | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Randall Chan is one of 16,751 internists in California
Internal medicine is Dr. Chan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chan is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Chan
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. Randall Chan billed Medicare for 396 services in 2023
CMS data shows 396 Medicare services from Dr. Chan across 4 procedure codes in 2023. Medicare paid $28,370 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chan's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 3902023: 3962%
Dr. Chan compared with the California median for internists, 2023
- Dr. Chan
- California median
- Medicare services
- 396vs 36110% above
- Part D claims
- 144vs 42166% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Chan's most billed Medicare procedure codes, 2023
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. Randall Chan's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Dr. Chan's median patient age at 59, with 44% women.
Dr. Chan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women44%
- Men55%
Source: Dmand AI Patient Panel Data
Dr. Randall Chan wrote 376 Medicare Part D claims in 2024
In 2024, Dr. Chan wrote 376 Medicare Part D claims for 70 patients. 85% of them were for generic drugs. CMS names the drug for 144 of them, across 8 drugs with 11 or more claims each, at $1,171 in total drug cost. In 2022, CMS named 33 claims across 2 drugs.
Dr. Chan's Part D claims by kind of drug, 2024
- Generic321 claims85%
- Brand-name55 claims15%
Dr. Chan'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.
Part D claims for drugs CMS names, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 332024: 144336%
Drugs named by CMS: 8 in 2024, 2 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. Randall Chan has 13 publications on record
Dmand AI links 13 papers to Dr. Chan, published from 2014 to 2024. 2023 was the busiest year, with 3. The most frequent topics are Cancer Survivors, Hispanic or Latino and Parents. Dr. Chan has published most often in Pediatr Blood Cancer. Dr. Chan's most frequent co-authors are Randall Yimbong Chan, MD, Lissette Cervantes, MD and Howland E. Crosswell, MD.
Dr. Chan's papers by year, 2014 to 2024
Topics Dr. Chan writes about most
- Cancer Survivors
- Hispanic or Latino
- Parents
- Adaptation, Psychological
- Caregivers
- Doxorubicin
- Mental Health
- Qualitative Research
Dr. Chan's most frequent co-authors
- Randall Yimbong Chan, MD10 shared papers
- Lissette Cervantes, MD2 shared papers
- Howland E. Crosswell, MD1 shared paper
Recent publications by Dr. Chan
Clin Pediatr (Phila)
J Psychosoc Oncol
Int J Environ Res Public Health
See who Dr. Chan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chan works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Randall Chan received $27 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Chan from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $27.
Companies that paid Dr. Chan the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Randall Chan graduated from University of South Florida College of Medicine
Dr. Chan graduated from University of South Florida College of Medicine in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Randall Chan'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 Data |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Randall Chan
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. Randall Chan's NPI number?
Dr. Randall Chan's NPI number is 1265969273. It was assigned on May 22, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Randall Chan?
Dr. Randall Chan is an internist in Los Angeles, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Randall Chan practice?
Dr. Chan practices at 4837 Huntington Drive North, Ste A, Los Angeles, CA 90032. Dr. Chan's primary practice is Arroyo Vista Family Health Center - Los Angeles (Huntington Dr N) in Los Angeles, California.
What is Dr. Randall Chan's office phone number?
The practice phone on file for Dr. Chan is (323) 254-5221.
What is Dr. Randall Chan's medical license number?
Dr. Chan holds California license A170949.
Which hospitals is Dr. Randall Chan affiliated with?
Dr. Chan is affiliated with Garfield Medical Center.
What medical group is Dr. Randall Chan part of?
Dr. Chan is linked to ApolloMed Hospitalists.
Does Dr. Randall Chan accept Medicare?
Yes. CMS data shows Dr. Chan billed Medicare for 396 services in 2023.
What services does Dr. Randall Chan bill to Medicare?
In 2023, Dr. Chan's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99222) and hospital inpatient care (99238).
Where did Dr. Randall Chan go to medical school?
Dr. Chan graduated from University of South Florida College of Medicine in 2017.
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What drugs does Dr. Randall Chan prescribe most?
In 2024 Medicare Part D data, Dr. Chan's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Albuterol Sulfate Hfa.
Has Dr. Randall Chan received payments from drug or device companies?
CMS Open Payments shows $27 in general payments to Dr. Chan from 1 company from 2025 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Randall Chan been practicing?
Dr. Chan graduated from medical school in 2017, 9 years ago.
Does Dr. Randall Chan do research?
Dmand AI links 13 publications to Dr. Chan, published from 2014 to 2024.
Who does Dr. Randall Chan publish with?
Dr. Chan's most frequent co-authors are Randall Yimbong Chan, MD (10 shared papers), Lissette Cervantes, MD (2 shared papers) and Howland E. Crosswell, MD (1 shared paper).
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