Dr. Christopher Lee Ng, DO
- Part D claims, 2024
- 365
- Hospital affiliations
- 2
- Industry payments
- $103
- Medical group
- 1
- State license
- 1
- Practice address
- 2801 Atlantic Ave, Long Beach, CA 90806
- Practice phone
- Call (562) 933-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ng'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. Christopher Lee Ng is an internist in Long Beach, California
Dr. Ng practices at Long Beach Medical Center in Long Beach, California, part of MemorialCare Health System.
Dr. Ng's NPI, 1669001749, was assigned on April 2, 2020. Dr. Ng holds California license 20A20642.
- NPI
- 1669001749NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2567826712
- NPI enumeration date
- April 2, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (562) 933-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher Lee Ng practices at Long Beach Medical Center in Long Beach, California
Dr. Ng's primary practice is Long Beach Medical Center, at 2801 Atlantic Ave, Long Beach, CA 90806 in Los Angeles County. The practice phone is (562) 933-2000.
- Long Beach Medical Center2801 Atlantic Ave, Long Beach, CA 90806 · Los Angeles CountyPhone(562) 933-2000
Source: Dmand AI Affiliation Data
Dr. Christopher Lee Ng is affiliated with 4 sites of care and 1 medical group
Dr. Ng's primary practice is Long Beach Medical Center in Long Beach, California, part of MemorialCare Health System. Dr. Ng is also affiliated with Dignity Health - St. Mary Medical Center. The medical group on file is Optum - Downtown Los Angeles. Dmand AI also links Dr. Ng to 1 more group practice or clinic and 1 therapy and rehab clinic, 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. Christopher Lee Ng's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ng practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Long Beach Medical Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher Lee Ng is one of 16,751 internists in California
Internal medicine is Dr. Ng's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Ng is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Ng
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. Christopher Lee Ng's patients have a median age of 74
Across all payers, Dmand AI patient panel data puts Dr. Ng's median patient age at 74, with 52% women.
Dr. Ng's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women52%
- Men48%
Source: Dmand AI Patient Panel Data
Dr. Christopher Lee Ng wrote 365 Medicare Part D claims in 2024
In 2024, Dr. Ng wrote 365 Medicare Part D claims for 139 patients. 79% of them were for generic drugs. CMS names the drug for 133 of them, across 9 drugs with 11 or more claims each, at $6,330 in total drug cost. In 2023, CMS named 16 claims across 1 drug.
Dr. Ng's Part D claims by kind of drug, 2024
- Generic289 claims79%
- Brand-name and other76 claims21%
Dr. Ng'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. Ng's Part D claims, 2024
- Opioids4%16 of 365 claims
- Antibiotics12%44 of 365 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: 162024: 133731%
Drugs named by CMS: 9 in 2024, 1 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. Christopher Lee Ng takes part in Medicare
Dr. Ng 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. Christopher Lee Ng received $103 in industry payments from 2020 to 2022
CMS Open Payments shows 5 general payments to Dr. Ng from 4 drug and device companies from 2020 to 2022. Food and beverage make up the largest share, 100% of the total. Seagen Inc. paid the most, $45.
General payments to Dr. Ng by program year, 2020 to 2022
Companies that paid Dr. Ng the most, 2020 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Christopher Lee Ng'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 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) |
| 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. Christopher Lee Ng
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. Christopher Lee Ng's NPI number?
Dr. Christopher Lee Ng's NPI number is 1669001749. It was assigned on April 2, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Lee Ng?
Dr. Christopher Lee Ng is an internist in Long Beach, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Christopher Lee Ng practice?
Dr. Ng practices at 2801 Atlantic Ave, Long Beach, CA 90806. Dr. Ng's primary practice is Long Beach Medical Center in Long Beach, California, part of MemorialCare Health System. Dmand AI also links Dr. Ng to 1 group practice or clinic and 1 therapy and rehab clinic.
What is Dr. Christopher Lee Ng's office phone number?
The practice phone on file for Dr. Ng is (562) 933-2000.
What is Dr. Christopher Lee Ng's medical license number?
Dr. Ng holds California license 20A20642.
Which hospitals is Dr. Christopher Lee Ng affiliated with?
Dr. Ng practices at Long Beach Medical Center in Long Beach, California. Dr. Ng is also affiliated with Dignity Health - St. Mary Medical Center.
What medical group is Dr. Christopher Lee Ng part of?
Dr. Ng is linked to Optum - Downtown Los Angeles.
Does Dr. Christopher Lee Ng accept Medicare?
Yes. CMS lists Dr. Ng as accepting Medicare assignment.
What drugs does Dr. Christopher Lee Ng prescribe most?
In 2024 Medicare Part D data, Dr. Ng's most prescribed drugs by claims were Atorvastatin Calcium, Pantoprazole Sodium and Carvedilol.
Has Dr. Christopher Lee Ng received payments from drug or device companies?
CMS Open Payments shows $103 in general payments to Dr. Ng from 4 companies from 2020 to 2022. The largest total came from Seagen Inc.
How long has Dr. Christopher Lee Ng been practicing?
Dr. Ng graduated from medical school in 2020, 6 years ago.
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