Dr. Sharon Hsi Jan Chan, MD
- Medicare services, 2024
- 615
- Medicare patients, 2024
- 235
- Part D claims, 2024
- 206
- Hospital affiliations
- 2
- Industry payments
- $679
- Practice address
- 350 Hawthorne Avenue, Oakland, CA 94609
- Practice phone
- Call (510) 655-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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. Sharon Hsi Jan Chan is a hospitalist in Oakland, California
Dr. Chan practices at Alta Bates Summit Medical Center in Oakland, California, part of Sutter Health.
Dr. Chan's NPI, 1013233964, was assigned on April 17, 2010. Dr. Chan graduated from Michigan State University College of Human Medicine in 2010. Dr. Chan holds California license A118582.
- NPI
- 1013233964NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507009321
- NPI enumeration date
- April 17, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 655-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sharon Hsi Jan Chan practices at Alta Bates Summit Medical Center in Oakland, California
Dr. Chan's primary practice is Alta Bates Summit Medical Center, at 350 Hawthorne Avenue, Oakland, CA 94609 in Alameda County. The practice phone is (510) 655-4000.
- Alta Bates Summit Medical Center350 Hawthorne Avenue, Oakland, CA 94609 · Alameda CountyPhone(510) 655-4000
Source: Dmand AI Affiliation Data
Dr. Sharon Hsi Jan Chan is affiliated with 2 sites of care and 1 medical group
Dr. Chan's primary practice is Alta Bates Summit Medical Center in Oakland, California, part of Sutter Health. Dr. Chan is also affiliated with Alta Bates Summit Medical Center | Alta Bates Campus. The medical group on file is Palo Alto Foundation Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sharon Hsi Jan Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alta Bates Summit Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Sutter Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Sharon Hsi Jan Chan is one of 3,186 hospitalists in California
Hospitalist is Dr. Chan's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Chan is licensed in California.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
Hospitalists near Dr. Chan
Counts of hospitalists 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. Sharon Hsi Jan Chan billed Medicare for 615 services in 2024
CMS data shows 615 Medicare services from Dr. Chan across 3 procedure codes in 2024, for 235 Medicare patients. Medicare paid $65,872 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6482024: 6155%
Dr. Chan compared with the California median for hospitalists, 2024
- Dr. Chan
- California median
- Medicare services
- 615vs 43043% above
- Medicare patients
- 235vs 20117% above
- Part D claims
- 55vs 6920% below
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Chan's most billed Medicare procedure codes, 2024
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. Chan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chan and other hospitalists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sharon Hsi Jan Chan treated 235 Medicare patients in 2024, average age 76
CMS counts 235 Medicare patients who saw Dr. Chan in 2024. The largest group is 65 to 74, with 94 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 57% are also on Medicaid. Their average risk score is 2.81, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Chan's median patient age at 68, with 43% women.
Dr. Chan's Medicare patients by age, 2024
Dr. Chan's Medicare patients by sex, 2024
- Women10444%
- Men13156%
Chronic conditions among Dr. Chan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease59%
- Heart failure57%
- Ischemic heart disease50%
- Atrial fibrillation45%
- Diabetes45%
- Arthritis41%
Share of Medicare patients with each condition. A patient can have several.
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 68
Patient panel by sex, all payers
- Women43%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sharon Hsi Jan Chan wrote 206 Medicare Part D claims in 2024
In 2024, Dr. Chan wrote 206 Medicare Part D claims for 79 patients. 82% of them were for generic drugs. CMS names the drug for 55 of them, across 4 drugs with 11 or more claims each, at $9,093 in total drug cost. In 2023, CMS named 47 claims across 3 drugs.
Dr. Chan's Part D claims by kind of drug, 2024
- Generic169 claims82%
- Brand-name and other37 claims18%
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
- Opioids13%27 of 206 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: 472024: 5517%
Drugs named by CMS: 4 in 2024, 3 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. Sharon Hsi Jan 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Sharon Hsi Jan Chan received $679 in industry payments from 2017 to 2024
CMS Open Payments shows 8 general payments to Dr. Chan from 6 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $241.
General payments to Dr. Chan by program year, 2017 to 2024
Companies that paid Dr. Chan the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sharon Hsi Jan Chan graduated from Michigan State University College of Human Medicine
Dr. Chan graduated from Michigan State University College of Human Medicine in 2010.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Sharon Hsi Jan 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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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 |
| 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. Sharon Hsi Jan 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. Sharon Hsi Jan Chan's NPI number?
Dr. Sharon Hsi Jan Chan's NPI number is 1013233964. It was assigned on April 17, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Sharon Hsi Jan Chan?
Dr. Sharon Hsi Jan Chan is a hospitalist in Oakland, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Sharon Hsi Jan Chan practice?
Dr. Chan practices at 350 Hawthorne Avenue, Oakland, CA 94609. Dr. Chan's primary practice is Alta Bates Summit Medical Center in Oakland, California, part of Sutter Health.
What is Dr. Sharon Hsi Jan Chan's office phone number?
The practice phone on file for Dr. Chan is (510) 655-4000.
What is Dr. Sharon Hsi Jan Chan's medical license number?
Dr. Chan holds California license A118582.
Which hospitals is Dr. Sharon Hsi Jan Chan affiliated with?
Dr. Chan practices at Alta Bates Summit Medical Center in Oakland, California. Dr. Chan is also affiliated with Alta Bates Summit Medical Center | Alta Bates Campus.
What medical group is Dr. Sharon Hsi Jan Chan part of?
Dr. Chan is linked to Palo Alto Foundation Medical Group.
Does Dr. Sharon Hsi Jan Chan accept Medicare?
Yes. CMS data shows Dr. Chan billed Medicare for 615 services in 2024, and Dr. Chan accepts Medicare assignment.
How many Medicare patients does Dr. Sharon Hsi Jan Chan see?
CMS counts 235 Medicare patients who saw Dr. Chan in 2024, with an average age of 76.
What services does Dr. Sharon Hsi Jan Chan bill to Medicare?
In 2024, Dr. Chan's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99223).
Show 4 more questionsShow fewer questions
Where did Dr. Sharon Hsi Jan Chan go to medical school?
Dr. Chan graduated from Michigan State University College of Human Medicine in 2010.
What drugs does Dr. Sharon Hsi Jan Chan prescribe most?
In 2024 Medicare Part D data, Dr. Chan's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Eliquis and Atorvastatin Calcium.
Has Dr. Sharon Hsi Jan Chan received payments from drug or device companies?
CMS Open Payments shows $679 in general payments to Dr. Chan from 6 companies from 2017 to 2024. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. Sharon Hsi Jan Chan been practicing?
Dr. Chan graduated from medical school in 2010, 16 years ago.
Selling to hospitalist practices?
See hospitalists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card