Dr. Peter S. Chong, MD
- Medicare services, 2019
- 22
- Part D claims, 2024
- 131
- Industry payments
- $414
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 25825 S Vermont Ave, Harbor City, CA 90710
- Practice phone
- Call (310) 325-5111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
South Bay Medical Center
Harbor City, California
Find Dr. Chong'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. Peter S. Chong is an internist in Harbor City, California
Dr. Chong practices at South Bay Medical Center in Harbor City, California.
Dr. Chong's NPI, 1346276789, was assigned on June 25, 2006. Dr. Chong holds Kansas license 24349.
- NPI
- 1346276789NPI Registry (opens in a new tab)
- NPI enumeration date
- June 25, 2006
- NPI status
- Active
- Practice phone
- (310) 325-5111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Peter S. Chong practices at South Bay Medical Center in Harbor City, California
Dr. Chong's primary practice is South Bay Medical Center, at 25825 S Vermont Ave, Harbor City, CA 90710 in Los Angeles County. The practice phone is (310) 325-5111.
- South Bay Medical Center25825 S Vermont Ave, Harbor City, CA 90710 · Los Angeles CountyPhone(310) 325-5111
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Peter S. Chong is affiliated with 2 sites of care and 1 medical group
Dr. Chong's primary practice is South Bay Medical Center in Harbor City, California. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Chong to 1 more group practice or clinic, 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. Peter S. Chong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chong practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| South Bay Medical Center | 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. Peter S. Chong is one of 16,751 internists in California
Internal medicine is Dr. Chong's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chong is licensed in Kansas.
Specialties and state licenses
- Internal medicine, KansasPrimary
Internists near Dr. Chong
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. Peter S. Chong billed Medicare for 22 services in 2019
CMS data shows 22 Medicare services from Dr. Chong across 1 procedure code in 2019, all of them office visits. Medicare paid $1,131 for them. Every service was in an office.
Dr. Chong compared with the California median for internists, 2019
- Dr. Chong
- California median
- Medicare services
- 22vs 36194% below
- Part D claims
- 29vs 42193% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Chong's most billed Medicare procedure codes, 2019
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. Chong?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chong and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter S. Chong's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Dr. Chong's median patient age at 57, with 45% women.
Dr. Chong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women45%
- Men55%
Source: Dmand AI Patient Panel Data
Dr. Peter S. Chong wrote 131 Medicare Part D claims in 2024
In 2024, Dr. Chong wrote 131 Medicare Part D claims for 73 patients. 95% of them were for generic drugs. CMS names the drug for 29 of them, across 2 drugs with 11 or more claims each, at $330 in total drug cost. In 2023, CMS named 85 claims across 6 drugs.
Dr. Chong's Part D claims by kind of drug, 2024
- Generic124 claims95%
- Brand-name and other7 claims5%
Dr. Chong'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. Chong's Part D claims, 2024
- Antibiotics10%13 of 131 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: 852024: 2966%
Drugs named by CMS: 2 in 2024, 6 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
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Dr. Peter S. Chong received $414 in industry payments from 2016 to 2018
CMS Open Payments shows 4 general payments to Dr. Chong from 3 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Alexion Pharmaceuticals, Inc. paid the most, $188.
General payments to Dr. Chong by program year, 2016 to 2018
Companies that paid Dr. Chong the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Peter S. Chong'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 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) |
| 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. Peter S. Chong
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. Peter S. Chong's NPI number?
Dr. Peter S. Chong's NPI number is 1346276789. It was assigned on June 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter S. Chong?
Dr. Peter S. Chong is an internist in Harbor City, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Peter S. Chong practice?
Dr. Chong practices at 25825 S Vermont Ave, Harbor City, CA 90710. Dr. Chong's primary practice is South Bay Medical Center in Harbor City, California. Dmand AI also links Dr. Chong to 1 group practice or clinic.
What is Dr. Peter S. Chong's office phone number?
The practice phone on file for Dr. Chong is (310) 325-5111.
What is Dr. Peter S. Chong's medical license number?
Dr. Chong holds Kansas license 24349.
What medical group is Dr. Peter S. Chong part of?
Dr. Chong is linked to Southern California Permanente Medical Group.
Does Dr. Peter S. Chong accept Medicare?
Yes. CMS data shows Dr. Chong billed Medicare for 22 services in 2019.
What services does Dr. Peter S. Chong bill to Medicare?
In 2019, Dr. Chong's most billed Medicare services were office visit, established patient (99214).
What drugs does Dr. Peter S. Chong prescribe most?
In 2024 Medicare Part D data, Dr. Chong's most prescribed drugs by claims were Atorvastatin Calcium and Amlodipine Besylate.
Has Dr. Peter S. Chong received payments from drug or device companies?
CMS Open Payments shows $414 in general payments to Dr. Chong from 3 companies from 2016 to 2018. The largest total came from Alexion Pharmaceuticals, Inc.
How long has Dr. Peter S. Chong been practicing?
Dr. Chong graduated from medical school in 1988, 38 years ago.
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