Dr. Peter Chau, MD
- Medicare services, 2020
- 23
- Part D claims, 2020
- 43
- Industry payments
- $64
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 5979 Atlantic Ave, Long Beach, CA 90805
- Practice phone
- Call (562) 423-0421
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Prohealth Partners a Medical Group Inc
Long Beach, California
Find Dr. Chau'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 Chau is a family medicine physician in Long Beach, California
Dr. Chau practices at Prohealth Partners a Medical Group Inc in Long Beach, California.
Dr. Chau's NPI, 1316051329, was assigned on August 18, 2006. Dr. Chau holds California license A46668.
- NPI
- 1316051329NPI Registry (opens in a new tab)
- NPI enumeration date
- August 18, 2006
- NPI status
- Active
- Practice phone
- (562) 423-0421
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Peter Chau practices at Prohealth Partners a Medical Group Inc in Long Beach, California
Dr. Chau's primary practice is Prohealth Partners a Medical Group Inc, at 5979 Atlantic Ave, Long Beach, CA 90805 in Los Angeles County. The practice phone is (562) 423-0421.
- Prohealth Partners a Medical Group Inc5979 Atlantic Ave, Long Beach, CA 90805 · Los Angeles CountyPhone(562) 423-0421
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Peter Chau is affiliated with 2 sites of care and 1 medical group
Dr. Chau's primary practice is Prohealth Partners a Medical Group Inc in Long Beach, California. The medical group on file is ProHealth Partners. Dmand AI also links Dr. Chau 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 Chau's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chau practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Prohealth Partners a Medical Group Inc | 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 Chau is one of 15,680 family medicine physicians in California
Family medicine is Dr. Chau's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Chau is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Family medicine physicians near Dr. Chau
Counts of family medicine physicians 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 Chau billed Medicare for 23 services in 2020
CMS data shows 23 Medicare services from Dr. Chau across 1 procedure code in 2020, all of them office visits. Medicare paid $797 for them. Every service was in an office.
Dr. Chau's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 1422020: 2384%
Dr. Chau compared with the California median for family medicine physicians, 2020
- Dr. Chau
- California median
- Medicare services
- 23vs 24691% below
- Part D claims
- 43vs 83395% below
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Chau's most billed Medicare procedure codes, 2020
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 Dr. Chau and other family medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter Chau's patients have a median age of 64
Across all payers, Dmand AI patient panel data puts Dr. Chau's median patient age at 64, with 54% women.
Dr. Chau's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women54%
- Men46%
Source: Dmand AI Patient Panel Data
Dr. Peter Chau wrote 43 Medicare Part D claims in 2020
In 2020, Dr. Chau wrote 43 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $289 in total drug cost. In 2019, CMS named 215 claims across 11 drugs.
Dr. Chau's most prescribed drugs by claims, 2020
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, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 2152020: 4380%
Drugs named by CMS: 2 in 2020, 11 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Peter Chau received $64 in industry payments from 2017 to 2022
CMS Open Payments shows 3 general payments to Dr. Chau from 3 drug and device companies from 2017 to 2022. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $30.
General payments to Dr. Chau by program year, 2017 to 2022
Companies that paid Dr. Chau the most, 2017 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Peter Chau'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) |
| 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 Chau
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 Chau's NPI number?
Dr. Peter Chau's NPI number is 1316051329. It was assigned on August 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter Chau?
Dr. Peter Chau is a family medicine physician in Long Beach, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Peter Chau practice?
Dr. Chau practices at 5979 Atlantic Ave, Long Beach, CA 90805. Dr. Chau's primary practice is Prohealth Partners a Medical Group Inc in Long Beach, California. Dmand AI also links Dr. Chau to 1 group practice or clinic.
What is Dr. Peter Chau's office phone number?
The practice phone on file for Dr. Chau is (562) 423-0421.
What is Dr. Peter Chau's medical license number?
Dr. Chau holds California license A46668.
What medical group is Dr. Peter Chau part of?
Dr. Chau is linked to ProHealth Partners.
Does Dr. Peter Chau accept Medicare?
Yes. CMS data shows Dr. Chau billed Medicare for 23 services in 2020.
What services does Dr. Peter Chau bill to Medicare?
In 2020, Dr. Chau's most billed Medicare services were office visit, established patient (99213).
What drugs does Dr. Peter Chau prescribe most?
In 2020 Medicare Part D data, Dr. Chau's most prescribed drugs by claims were Metformin HCl and Amlodipine Besylate.
Has Dr. Peter Chau received payments from drug or device companies?
CMS Open Payments shows $64 in general payments to Dr. Chau from 3 companies from 2017 to 2022. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Peter Chau been practicing?
Dr. Chau's NPI was assigned in 2006.
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