Charlie T. Chan
- Medicare services, 2024
- 448
- Medicare patients, 2024
- 139
- Part D claims, 2024
- 1,541
- Hospital affiliations
- 1
- Industry payments
- $4,375
- Practice address
- 10953 Ramona Blvd., El Monte, CA 91731
- Practice phone
- Call (626) 434-2830
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
El Monte Comprehensive Health Center
Mammography / Breast Imaging Center · El Monte, California
Find Charlie Chan'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.
Charlie T. Chan is an internist in El Monte, California
Charlie Chan practices at El Monte Comprehensive Health Center in El Monte, California.
Charlie Chan's NPI, 1396857348, was assigned on August 31, 2006. Charlie Chan holds California license A70296.
- NPI
- 1396857348NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587843388
- NPI enumeration date
- August 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (626) 434-2830
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Charlie T. Chan practices at El Monte Comprehensive Health Center in El Monte, California
Charlie Chan's primary practice is El Monte Comprehensive Health Center, at 10953 Ramona Blvd., El Monte, CA 91731. The practice phone is (626) 434-2830.
- El Monte Comprehensive Health Center10953 Ramona Blvd., El Monte, CA 91731Phone(626) 434-2830
Source: Dmand AI Affiliation Data
Charlie T. Chan is affiliated with 3 sites of care and 1 medical group
Charlie Chan's primary practice is El Monte Comprehensive Health Center in El Monte, California. Charlie Chan is also affiliated with Los Angeles General Medical Center. The medical group on file is Harbor-UCLA Medical Center. Dmand AI also links Charlie Chan to 1 more group practice or clinic, named with a free account. Charlie Chan's employer is on file too: a breast imaging center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Charlie T. Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Charlie Chan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| El Monte Comprehensive Health Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Charlie T. Chan is one of 16,751 internists in California
Internal medicine is Charlie Chan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Charlie Chan is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Charlie 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
Charlie T. Chan billed Medicare for 448 services in 2024
CMS data shows 448 Medicare services from Charlie Chan across 7 procedure codes in 2024, for 139 Medicare patients. Medicare paid $11,806 for them. Every service was in an office.
Charlie Chan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2002024: 2074%
- Surgery
- 2023: 1412024: 12412%
- Lab and pathology
- 2023: 02024: 117
- Imaging
- 2023: 142024: 0100%
Charlie Chan compared with the California median for internists, 2024
- Charlie Chan
- California median
- Medicare services
- 448vs 36124% above
- Medicare patients
- 139vs 1518% below
- Part D claims
- 1,178vs 4212.8 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Charlie Chan'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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Medicare shows one payer. Book a meeting to get commercial claims data for Charlie Chan and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Charlie T. Chan treated 139 Medicare patients in 2024, average age 69
CMS counts 139 Medicare patients who saw Charlie Chan in 2024. The largest group is 65 to 74, with 102 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 92% are also on Medicaid. Their average risk score is 1.20, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Charlie Chan's median patient age at 61, with 51% women.
Charlie Chan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Charlie Chan's Medicare patients by sex, 2024
- Women6849%
- Men7151%
Chronic conditions among Charlie Chan's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Diabetes47%
- Arthritis22%
- Chronic kidney disease15%
- Heart failure10%
- Anxiety9%
- Ischemic heart disease9%
Share of Medicare patients with each condition. A patient can have several.
Charlie 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 61
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Charlie T. Chan wrote 1,541 Medicare Part D claims in 2024
In 2024, Charlie Chan wrote 1,541 Medicare Part D claims for 141 patients. 86% of them were for generic drugs. CMS names the drug for 1,178 of them, across 32 drugs with 11 or more claims each, at $59,029 in total drug cost. In 2023, CMS named 1,301 claims across 39 drugs.
Charlie Chan's Part D claims by kind of drug, 2024
- Generic1,331 claims86%
- Brand-name183 claims12%
- Other27 claims2%
Charlie 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.
Drug classes CMS tracks in Charlie Chan's Part D claims, 2024
- Antibiotics1%19 of 1,541 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,3012024: 1,1789%
Drugs named by CMS: 32 in 2024, 39 in 2023.
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
How Charlie T. Chan takes part in Medicare
Charlie Chan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Charlie T. Chan received $4,375 in industry payments from 2016 to 2019
CMS Open Payments shows 37 general payments to Charlie Chan from 6 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $1,966.
General payments to Charlie Chan by program year, 2016 to 2019
Companies that paid Charlie Chan the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Charlie T. 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 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Charlie T. 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 Charlie T. Chan's NPI number?
Charlie T. Chan's NPI number is 1396857348. It was assigned on August 31, 2006, and it is active in the NPI Registry.
What does Charlie T. Chan specialize in?
Charlie T. Chan is an internist in El Monte, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Charlie T. Chan practice?
Charlie Chan practices at 10953 Ramona Blvd., El Monte, CA 91731. Charlie Chan's primary practice is El Monte Comprehensive Health Center in El Monte, California. Dmand AI also links Charlie Chan to 1 group practice or clinic.
What is Charlie T. Chan's office phone number?
The practice phone on file for Charlie Chan is (626) 434-2830.
What is Charlie T. Chan's medical license number?
Charlie Chan holds California license A70296.
Which hospitals is Charlie T. Chan affiliated with?
Charlie Chan is affiliated with Los Angeles General Medical Center.
What medical group is Charlie T. Chan part of?
Charlie Chan is linked to Harbor-UCLA Medical Center.
Does Charlie T. Chan accept Medicare?
Yes. CMS data shows Charlie Chan billed Medicare for 448 services in 2024, and Charlie Chan accepts Medicare assignment.
How many Medicare patients does Charlie T. Chan see?
CMS counts 139 Medicare patients who saw Charlie Chan in 2024, with an average age of 69.
What services does Charlie T. Chan bill to Medicare?
In 2024, Charlie Chan's most billed Medicare services were office visit, established patient (99213), surgery: heart and blood vessels (36415) and office visit, established patient (99212).
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What drugs does Charlie T. Chan prescribe most?
In 2024 Medicare Part D data, Charlie Chan's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Metformin HCl.
Has Charlie T. Chan received payments from drug or device companies?
CMS Open Payments shows $4,375 in general payments to Charlie Chan from 6 companies from 2016 to 2019. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Charlie T. Chan been practicing?
Charlie Chan graduated from medical school in 1993, 33 years ago.
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