Dr. Matthew Lot Kai Wong, MD
- Medicare services, 2024
- 238
- Medicare patients, 2024
- 138
- Part D claims, 2024
- 1,639
- Hospital affiliations
- 5
- Industry payments
- $1,380
- Practice address
- 23700 Camino Del Sol, Torrance, CA 90505
- Practice phone
- Call (310) 530-1151
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Wong's professional email, personal email and mobile number
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Dr. Matthew Lot Kai Wong is a psychiatrist in Torrance, California
Dr. Wong practices at Del Amo Behavioral Health System in Torrance, California, part of Universal Health Services.
Dr. Wong's NPI, 1851465686, was assigned on November 20, 2006. Dr. Wong holds California license A84553.
- NPI
- 1851465686NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426056425
- NPI enumeration date
- November 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (310) 530-1151
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Matthew Lot Kai Wong practices at Del Amo Behavioral Health System in Torrance, California
Dr. Wong's primary practice is Del Amo Behavioral Health System, at 23700 Camino Del Sol, Torrance, CA 90505 in Los Angeles County. The practice phone is (310) 530-1151.
- Del Amo Behavioral Health System23700 Camino Del Sol, Torrance, CA 90505 · Los Angeles CountyPhone(310) 530-1151
Source: Dmand AI Affiliation Data
Dr. Matthew Lot Kai Wong is affiliated with 5 sites of care and 2 medical groups
Dr. Wong's primary practice is Del Amo Behavioral Health System in Torrance, California, part of Universal Health Services. Dr. Wong is also affiliated with Harbor-UCLA Medical Center. The medical group on file is Special Service for Groups (SSG). Dmand AI also links Dr. Wong to 3 more hospitals and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Matthew Lot Kai Wong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wong practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Del Amo Behavioral Health System | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Matthew Lot Kai Wong is one of 6,803 psychiatrists in California
Psychiatry is Dr. Wong's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Wong is licensed in California.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
Psychiatrists near Dr. Wong
Counts of psychiatrists 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. Matthew Lot Kai Wong billed Medicare for 238 services in 2024
CMS data shows 238 Medicare services from Dr. Wong across 3 procedure codes in 2024, for 138 Medicare patients. Medicare paid $19,569 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Wong's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2862024: 23817%
Dr. Wong compared with the California median for psychiatrists, 2024
- Dr. Wong
- California median
- Medicare services
- 238vs 1192.0 times
- Medicare patients
- 138vs 413.4 times
- Part D claims
- 1,582vs 14411.0 times
Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.
Dr. Wong'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. Matthew Lot Kai Wong treated 138 Medicare patients in 2024, average age 50
CMS counts 138 Medicare patients who saw Dr. Wong in 2024. The largest group is under 65, with 103 patients. 75% of them have alcohol and drug use disorders, and 75% have anxiety. 86% are also on Medicaid. Their average risk score is 1.51, 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. Wong's median patient age at 33, with 48% women.
Dr. Wong's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Wong's Medicare patients by sex, 2024
- Women6144%
- Men7756%
Chronic conditions among Dr. Wong's Medicare patients, 2024
- Alcohol and drug use disorders75%
- Anxiety75%
- Depression75%
- Mood disorders75%
- Schizophrenia and other psychoses75%
- High blood pressure70%
- Tobacco use66%
- High cholesterol62%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 33
Patient panel by sex, all payers
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Matthew Lot Kai Wong wrote 1,639 Medicare Part D claims in 2024
In 2024, Dr. Wong wrote 1,639 Medicare Part D claims for 64 patients. 93% of them were for generic drugs. CMS names the drug for 1,582 of them, across 42 drugs with 11 or more claims each, at $216,358 in total drug cost. In 2023, CMS named 1,382 claims across 41 drugs.
Dr. Wong's Part D claims by kind of drug, 2024
- Generic1,526 claims93%
- Brand-name and other113 claims7%
Dr. Wong'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. Wong's Part D claims, 2024
- Antipsychotics, patients 65 and over3%53 of 1,639 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: 1,3822024: 1,58214%
Drugs named by CMS: 42 in 2024, 41 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 Dr. Matthew Lot Kai Wong takes part in Medicare
Dr. Wong 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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Dr. Matthew Lot Kai Wong received $1,380 in industry payments from 2016 to 2022
CMS Open Payments shows 35 general payments to Dr. Wong from 7 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $494.
General payments to Dr. Wong by program year, 2016 to 2022
Companies that paid Dr. Wong the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Matthew Lot Kai Wong'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 Dr. Matthew Lot Kai Wong
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. Matthew Lot Kai Wong's NPI number?
Dr. Matthew Lot Kai Wong's NPI number is 1851465686. It was assigned on November 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Matthew Lot Kai Wong?
Dr. Matthew Lot Kai Wong is a psychiatrist in Torrance, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Matthew Lot Kai Wong practice?
Dr. Wong practices at 23700 Camino Del Sol, Torrance, CA 90505. Dr. Wong's primary practice is Del Amo Behavioral Health System in Torrance, California, part of Universal Health Services. Dmand AI also links Dr. Wong to 3 hospitals and 1 medical group.
What is Dr. Matthew Lot Kai Wong's office phone number?
The practice phone on file for Dr. Wong is (310) 530-1151.
What is Dr. Matthew Lot Kai Wong's medical license number?
Dr. Wong holds California license A84553.
Which hospitals is Dr. Matthew Lot Kai Wong affiliated with?
Dr. Wong practices at Del Amo Behavioral Health System in Torrance, California. Dr. Wong is also affiliated with Harbor-UCLA Medical Center. Dmand AI links Dr. Wong to 3 more hospitals.
What medical group is Dr. Matthew Lot Kai Wong part of?
Dr. Wong is linked to Special Service for Groups (SSG). Dmand AI links Dr. Wong to 1 more medical group.
Does Dr. Matthew Lot Kai Wong accept Medicare?
Yes. CMS data shows Dr. Wong billed Medicare for 238 services in 2024, and Dr. Wong accepts Medicare assignment.
How many Medicare patients does Dr. Matthew Lot Kai Wong see?
CMS counts 138 Medicare patients who saw Dr. Wong in 2024, with an average age of 50.
What services does Dr. Matthew Lot Kai Wong bill to Medicare?
In 2024, Dr. Wong's most billed Medicare services were hospital inpatient care (99238), hospital inpatient care (99222) and hospital inpatient care (99232).
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What drugs does Dr. Matthew Lot Kai Wong prescribe most?
In 2024 Medicare Part D data, Dr. Wong's most prescribed drugs by claims were Clonazepam, Topiramate and Quetiapine Fumarate.
Has Dr. Matthew Lot Kai Wong received payments from drug or device companies?
CMS Open Payments shows $1,380 in general payments to Dr. Wong from 7 companies from 2016 to 2022. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Matthew Lot Kai Wong been practicing?
Dr. Wong graduated from medical school in 2000, 26 years ago.
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