Dr. Aaron Brandon Chin, MD
- Part D claims, 2024
- 74
- Hospital affiliations
- 2
- Industry payments
- $1,746
- Medical group
- 1
- Insurance carriers
- 3
- Practice address
- 4501 Sand Creek Road, Antioch, CA 94531
- Practice phone
- Call (925) 813-6500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chin's professional email, personal email and mobile number
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Dr. Aaron Brandon Chin is a general surgeon in Antioch, California
Dr. Chin practices at Antioch Medical Center in Antioch, California, part of Kaiser Permanente.
Dr. Chin's NPI, 1093163271, was assigned on May 29, 2016. Dr. Chin graduated from Georgetown University School Of Medicine in 2016. Dr. Chin holds California license A175047.
- NPI
- 1093163271NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1153712203
- NPI enumeration date
- May 29, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (925) 813-6500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Aaron Brandon Chin practices at Antioch Medical Center in Antioch, California
Dr. Chin's primary practice is Antioch Medical Center, at 4501 Sand Creek Road, Antioch, CA 94531 in Contra Costa County. The practice phone is (925) 813-6500.
- Antioch Medical Center4501 Sand Creek Road, Antioch, CA 94531 · Contra Costa CountyPhone(925) 813-6500
Source: Dmand AI Affiliation Data
Dr. Aaron Brandon Chin is affiliated with 2 sites of care and 1 medical group
Dr. Chin's primary practice is Antioch Medical Center in Antioch, California, part of Kaiser Permanente. Dr. Chin is also affiliated with Walnut Creek Medical Center. The medical group on file is The Permanente Medical Group, Inc.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Aaron Brandon Chin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chin practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Antioch 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. Aaron Brandon Chin is one of 2,926 general surgeons in California
Surgery is Dr. Chin's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Chin is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Chin's licenses on file in 2 states: California and Texas.
Specialties and state licenses
- Surgery, CaliforniaPrimary
- Texas license
General surgeons near Dr. Chin
Counts of general surgeons 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. Aaron Brandon Chin's patients have a median age of 57
Across all payers, Dmand AI patient panel data puts Dr. Chin's median patient age at 57, with 57% women.
Dr. Chin'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
- Women57%
- Men42%
Source: Dmand AI Patient Panel Data
Dr. Aaron Brandon Chin wrote 74 Medicare Part D claims in 2024
In 2024, Dr. Chin wrote 74 Medicare Part D claims for 36 patients. 97% of them were for generic drugs. CMS names the drug for 37 of them, across 3 drugs with 11 or more claims each, at $277 in total drug cost. In 2022, CMS named 15 claims across 1 drug.
Dr. Chin's Part D claims by kind of drug, 2024
- Generic72 claims97%
- Brand-name and other2 claims3%
Dr. Chin'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. Chin's Part D claims, 2024
- Opioids31%23 of 74 claims
- Antibiotics24%18 of 74 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, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 152024: 37147%
Drugs named by CMS: 3 in 2024, 1 in 2022.
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. Aaron Brandon Chin takes part in Medicare
Dr. Chin 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. Aaron Brandon Chin received $1,746 in industry payments from 2017 to 2025
CMS Open Payments shows 28 general payments to Dr. Chin from 16 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 65% of the total. Medical Device Business Services, Inc. paid the most, $610.
General payments to Dr. Chin by program year, 2017 to 2025
General payments to Dr. Chin by kind, 2017 to 2025
- Food and beverage$1,13665%
- Education$61035%
Companies that paid Dr. Chin the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Aaron Brandon Chin graduated from Georgetown University School Of Medicine
Dr. Chin graduated from Georgetown University School Of Medicine in 2016.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Aaron Brandon Chin accepts plans from 3 insurance carriers
Dr. Chin is in network with 3 carriers, including Kaiser Permanente, CMS Medicare and RI State Medicaid. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
- RI State Medicaid
Plan types Dr. Chin accepts, by number of carriers
- EPO1
- HMO1
- Medicaid1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Aaron Brandon Chin'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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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. Aaron Brandon Chin
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. Aaron Brandon Chin's NPI number?
Dr. Aaron Brandon Chin's NPI number is 1093163271. It was assigned on May 29, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Aaron Brandon Chin?
Dr. Aaron Brandon Chin is a general surgeon in Antioch, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Aaron Brandon Chin practice?
Dr. Chin practices at 4501 Sand Creek Road, Antioch, CA 94531. Dr. Chin's primary practice is Antioch Medical Center in Antioch, California, part of Kaiser Permanente.
What is Dr. Aaron Brandon Chin's office phone number?
The practice phone on file for Dr. Chin is (925) 813-6500.
What is Dr. Aaron Brandon Chin's medical license number?
Dr. Chin holds California license A175047, one of the licenses on file in 2 states.
Which states has Dr. Aaron Brandon Chin been licensed in?
Dmand AI has state licenses on file for Dr. Chin in California (2021 to 2027) and Texas (2021).
Which hospitals is Dr. Aaron Brandon Chin affiliated with?
Dr. Chin practices at Antioch Medical Center in Antioch, California. Dr. Chin is also affiliated with Walnut Creek Medical Center.
What medical group is Dr. Aaron Brandon Chin part of?
Dr. Chin is linked to The Permanente Medical Group, Inc.
Does Dr. Aaron Brandon Chin accept Medicare?
Yes. CMS lists Dr. Chin as accepting Medicare assignment.
Is Dr. Aaron Brandon Chin board certified?
Yes. Dr. Chin is board certified in surgery by the American Board of Surgery.
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Where did Dr. Aaron Brandon Chin go to medical school?
Dr. Chin graduated from Georgetown University School Of Medicine in 2016.
What drugs does Dr. Aaron Brandon Chin prescribe most?
In 2024 Medicare Part D data, Dr. Chin's most prescribed drugs by claims were Naproxen, Oxycodone HCl and Tramadol HCl.
Has Dr. Aaron Brandon Chin received payments from drug or device companies?
CMS Open Payments shows $1,746 in general payments to Dr. Chin from 16 companies from 2017 to 2025. The largest total came from Medical Device Business Services, Inc.
How long has Dr. Aaron Brandon Chin been practicing?
Dr. Chin graduated from medical school in 2016, 10 years ago.
What insurance does Dr. Aaron Brandon Chin accept?
Dr. Chin is in network with 3 carriers, including Kaiser Permanente, CMS Medicare and RI State Medicaid. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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