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Dr. Tony Chan, MD
NPI1376737908PAC ID7416081716
- Part D claims, 2024
- 129
- Publications
- 4
- Hospital affiliations
- 1
- Industry payments
- $2,250
- Medical group
- 1
- Practice address
- 901 Nevin Ave, Richmond, CA 94801
- Practice phone
- Call (510) 307-1555
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Richmond Medical Center
Richmond, California
Find Dr. Chan'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. Tony Chan is a general surgeon in Richmond, California
Dr. Chan practices at Richmond Medical Center in Richmond, California.
Dr. Chan's NPI, 1376737908, was assigned on August 27, 2007. Dr. Chan graduated from David Geffen School of Medicine at UCLA in 2004. Dr. Chan holds California license A95325.
NPI and contact details
- NPI
- 1376737908NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416081716
- NPI enumeration date
- August 27, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 307-1555
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Tony Chan practices at Richmond Medical Center in Richmond, California
Dr. Chan's primary practice is Richmond Medical Center, at 901 Nevin Ave, Richmond, CA 94801 in Contra Costa County. The practice phone is (510) 307-1555.
- Richmond Medical Center901 Nevin Ave, Richmond, CA 94801 · Contra Costa CountyPhone(510) 307-1555
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Tony Chan is affiliated with 2 sites of care and 1 medical group
Dr. Chan's primary practice is Richmond Medical Center in Richmond, California. Dr. Chan is also affiliated with Oakland Medical Center. The medical group on file is The Permanente Medical Group, Inc.
Richmond Medical CenterPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Tony Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Richmond 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. Tony Chan is one of 2,926 general surgeons in California
Surgery is Dr. Chan's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Chan is board certified in surgery by the American Board of Surgery. Dr. Chan is licensed in California.
Specialties and state licenses
- Surgery, CaliforniaPrimary
General surgeons near Dr. Chan
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. Tony Chan's patients have a median age of 58
Across all payers, Dmand AI patient panel data puts Dr. Chan's median patient age at 58, with 56% women.
Dr. Chan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women56%
- Men43%
Source: Dmand AI Patient Panel Data
Dr. Tony Chan wrote 129 Medicare Part D claims in 2024
In 2024, Dr. Chan wrote 129 Medicare Part D claims for 102 patients. 100% of them were for generic drugs. CMS names the drug for 95 of them, across 1 drug with 11 or more claims each, at $598 in total drug cost. In 2023, CMS named 77 claims across 1 drug.
Part D claims, 2024129
Drugs named by CMS1
Total drug cost$598
Part D patients102
Dr. Chan'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. Chan's Part D claims, 2024
- Opioids78%100 of 129 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: 772024: 9523%
Drugs named by CMS: 1 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. Tony Chan takes part in Medicare
Dr. Chan 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. Tony Chan has 4 publications on record
Dmand AI links 4 papers to Dr. Chan in 2015. The most frequent topics are Diagnosis, Differential. Dr. Chan has published most often in Am Surg. Dr. Chan's most frequent co-authors are Christian De Virgilio, MD, Arezou Tory Yaghoubian, MD and Roger J. Lewis, MD.
Papers4
Topics Dr. Chan writes about most
- Diagnosis, Differential
Dr. Chan's most frequent co-authors
- Christian De Virgilio, MD2 shared papers
- Arezou Tory Yaghoubian, MD2 shared papers
- Roger J. Lewis, MD1 shared paper
Recent publications by Dr. Chan
BilirubinCholangiopancreatography, Endoscopic RetrogradeCholecystectomy, Laparoscopic
Diagnosis, DifferentialLeukocyte CountNecrosis
Anastomotic LeakBariatric SurgeryBlood Component Transfusion
See who Dr. Chan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chan works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Tony Chan received $2,250 in industry payments from 2017 to 2025
CMS Open Payments shows 16 general payments to Dr. Chan from 2 drug and device companies from 2017 to 2025. Travel and lodging make up the largest share, 91% of the total. Intuitive Surgical, Inc. paid the most, $2,137.
General payments to Dr. Chan by program year, 2017 to 2025
General payments to Dr. Chan by kind, 2017 to 2025
$2.2Kin total
- Travel and lodging$2,04791%
- Food and beverage$2039%
Companies that paid Dr. Chan 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. Tony Chan has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Chan, most recently ACS Fellow in 2012.
Awards and honors for Dr. Chan
- 2012
- ACS Fellow
- Undated
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Tony Chan graduated from David Geffen School of Medicine at UCLA
Dr. Chan graduated from David Geffen School of Medicine at UCLA in 2004. Dr. Chan is a member of ACS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Tony Chan accepts plans from 2 insurance carriers
Dr. Chan is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Chan accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Tony Chan'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 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Tony Chan
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. Tony Chan's NPI number?
Dr. Tony Chan's NPI number is 1376737908. It was assigned on August 27, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Tony Chan?
Dr. Tony Chan is a general surgeon in Richmond, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Tony Chan practice?
Dr. Chan practices at 901 Nevin Ave, Richmond, CA 94801. Dr. Chan's primary practice is Richmond Medical Center in Richmond, California.
What is Dr. Tony Chan's office phone number?
The practice phone on file for Dr. Chan is (510) 307-1555.
What is Dr. Tony Chan's medical license number?
Dr. Chan holds California license A95325.
Which hospitals is Dr. Tony Chan affiliated with?
Dr. Chan is affiliated with Oakland Medical Center.
What medical group is Dr. Tony Chan part of?
Dr. Chan is linked to The Permanente Medical Group, Inc.
Does Dr. Tony Chan accept Medicare?
Yes. CMS lists Dr. Chan as accepting Medicare assignment.
Is Dr. Tony Chan board certified?
Yes. Dr. Chan is board certified in surgery by the American Board of Surgery.
Where did Dr. Tony Chan go to medical school?
Dr. Chan graduated from David Geffen School of Medicine at UCLA in 2004.
Show 6 more questionsShow fewer questions
What drugs does Dr. Tony Chan prescribe most?
In 2024 Medicare Part D data, Dr. Chan's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Tony Chan received payments from drug or device companies?
CMS Open Payments shows $2,250 in general payments to Dr. Chan from 2 companies from 2017 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Tony Chan been practicing?
Dr. Chan graduated from medical school in 2004, 22 years ago.
Does Dr. Tony Chan do research?
Dmand AI links 4 publications to Dr. Chan.
Who does Dr. Tony Chan publish with?
Dr. Chan's most frequent co-authors are Christian De Virgilio, MD (2 shared papers), Arezou Tory Yaghoubian, MD (2 shared papers) and Roger J. Lewis, MD (1 shared paper).
What insurance does Dr. Tony Chan accept?
Dr. Chan is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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