Dr. Stefanie T. Chu, MD
- Medicare services, 2024
- 35
- Medicare patients, 2024
- 29
- Part D claims, 2024
- 1,649
- MIPS score, 2024
- 95
- Hospital affiliations
- 1
- Practice address
- 1411 East 31st Street, Oakland, CA 94602
- Practice phone
- Call (510) 437-4800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chu'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. Stefanie T. Chu is an internist in Oakland, California
Dr. Chu practices at Alameda Health System - Highland Hospital in Oakland, California, part of Alameda County.
Dr. Chu's NPI, 1821207796, was assigned on May 21, 2007. Dr. Chu graduated from University Institute of Medicine 1 in 1998. Dr. Chu holds California license A96462.
- NPI
- 1821207796NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2163516378
- NPI enumeration date
- May 21, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 437-4800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stefanie T. Chu practices at Alameda Health System - Highland Hospital in Oakland, California
Dr. Chu's primary practice is Alameda Health System - Highland Hospital, at 1411 East 31st Street, Oakland, CA 94602 in Alameda County. The practice phone is (510) 437-4800.
- Alameda Health System - Highland Hospital1411 East 31st Street, Oakland, CA 94602 · Alameda CountyPhone(510) 437-4800
Source: Dmand AI Affiliation Data
Dr. Stefanie T. Chu is affiliated with 3 sites of care and 2 medical groups
Dr. Chu's primary practice is Alameda Health System - Highland Hospital in Oakland, California, part of Alameda County. The medical group on file is Alameda Health System. Dmand AI also links Dr. Chu to 2 more community health centers and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Stefanie T. Chu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chu practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alameda Health System - Highland Hospital | Available with a free account |
| +2 more sites and 1 medical group | 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 Alameda County and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Stefanie T. Chu is one of 16,751 internists in California
Internal medicine is Dr. Chu's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chu is board certified in internal medicine by the American Board of Internal Medicine. Dr. Chu is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Chu
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. Stefanie T. Chu billed Medicare for 35 services in 2024
CMS data shows 35 Medicare services from Dr. Chu across 2 procedure codes in 2024, for 29 Medicare patients. Medicare paid $2,824 for them. Every service was in an office.
Dr. Chu's Medicare services by type, 2022 to 2024
- 2022
- 2024
- Imaging
- 2022: 222024: 3559%
Dr. Chu compared with the California median for internists, 2024
- Dr. Chu
- California median
- Medicare services
- 35vs 36190% below
- Medicare patients
- 29vs 15181% below
- Part D claims
- 1,290vs 4213.1 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Chu'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. Chu?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chu and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stefanie T. Chu treated 29 Medicare patients in 2024, average age 71
CMS counts 29 Medicare patients who saw Dr. Chu in 2024. 75% of them have high cholesterol, and 72% have high blood pressure. Their average risk score is 0.77, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chu's median patient age at 64, with 60% women.
Chronic conditions among Dr. Chu's Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chu'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
- Women60%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stefanie T. Chu wrote 1,649 Medicare Part D claims in 2024
In 2024, Dr. Chu wrote 1,649 Medicare Part D claims for 170 patients. 89% of them were for generic drugs. CMS names the drug for 1,290 of them, across 31 drugs with 11 or more claims each, at $51,983 in total drug cost. In 2023, CMS named 1,363 claims across 36 drugs.
Dr. Chu's Part D claims by kind of drug, 2024
- Generic1,475 claims89%
- Brand-name163 claims10%
- Other11 claims1%
Dr. Chu'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. Chu's Part D claims, 2024
- Opioids1%13 of 1,649 claims
- Antibiotics1%19 of 1,649 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: 1,3632024: 1,2905%
Drugs named by CMS: 31 in 2024, 36 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
Dr. Stefanie T. Chu scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Chu for performance year 2024, reported as part of a group. Dr. Chu accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Chu's MIPS scores, performance year 2024
- 95of 100Final score
- 86.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 73of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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. Stefanie T. Chu received $72 in industry payments from 2018 to 2019
CMS Open Payments shows 3 general payments to Dr. Chu from 3 drug and device companies from 2018 to 2019. Food and beverage make up the largest share, 100% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $31.
General payments to Dr. Chu by program year, 2018 to 2019
Companies that paid Dr. Chu the most, 2018 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stefanie T. Chu graduated from University Institute of Medicine 1
Dr. Chu graduated from University Institute of Medicine 1 in 1998.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Stefanie T. Chu accepts plans from 14 insurance carriers
Dr. Chu is in network with 14 carriers, including Elevance, Aetna and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Elevance
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +6 more carriersWith a free account
Plan types Dr. Chu accepts, by number of carriers
- PPO9
- Medicare7
- HMO6
- POS5
- EPO4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Stefanie T. Chu'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)Clinician Public Reporting: Overall MIPS Performance (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. Stefanie T. Chu
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. Stefanie T. Chu's NPI number?
Dr. Stefanie T. Chu's NPI number is 1821207796. It was assigned on May 21, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Stefanie T. Chu?
Dr. Stefanie T. Chu is an internist in Oakland, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Stefanie T. Chu practice?
Dr. Chu practices at 1411 East 31st Street, Oakland, CA 94602. Dr. Chu's primary practice is Alameda Health System - Highland Hospital in Oakland, California, part of Alameda County. Dmand AI also links Dr. Chu to 2 community health centers and 1 medical group.
What is Dr. Stefanie T. Chu's office phone number?
The practice phone on file for Dr. Chu is (510) 437-4800.
What is Dr. Stefanie T. Chu's medical license number?
Dr. Chu holds California license A96462.
Which hospitals is Dr. Stefanie T. Chu affiliated with?
Dr. Chu practices at Alameda Health System - Highland Hospital in Oakland, California.
What medical group is Dr. Stefanie T. Chu part of?
Dr. Chu is linked to Alameda Health System. Dmand AI links Dr. Chu to 1 more medical group.
Does Dr. Stefanie T. Chu accept Medicare?
Yes. CMS data shows Dr. Chu billed Medicare for 35 services in 2024, and Dr. Chu accepts Medicare assignment.
What is Dr. Stefanie T. Chu's MIPS score?
Dr. Chu's MIPS final score for performance year 2024 is 95 out of 100, reported as part of a group.
How many Medicare patients does Dr. Stefanie T. Chu see?
CMS counts 29 Medicare patients who saw Dr. Chu in 2024, with an average age of 71.
Show 7 more questionsShow fewer questions
Is Dr. Stefanie T. Chu board certified?
Yes. Dr. Chu is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Stefanie T. Chu bill to Medicare?
In 2024, Dr. Chu's most billed Medicare services were radiation oncology (77067) and radiation oncology (77063).
Where did Dr. Stefanie T. Chu go to medical school?
Dr. Chu graduated from University Institute of Medicine 1 in 1998.
What drugs does Dr. Stefanie T. Chu prescribe most?
In 2024 Medicare Part D data, Dr. Chu's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Amlodipine Besylate.
Has Dr. Stefanie T. Chu received payments from drug or device companies?
CMS Open Payments shows $72 in general payments to Dr. Chu from 3 companies from 2018 to 2019. The largest total came from Regeneron Pharmaceuticals, Inc.
How long has Dr. Stefanie T. Chu been practicing?
Dr. Chu graduated from medical school in 1998, 28 years ago.
What insurance does Dr. Stefanie T. Chu accept?
Dr. Chu is in network with 14 carriers, including Elevance, Aetna and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
Selling to internal medicine practices?
See internists 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