Stefanie T. Chu, MD
Internal Medicine Physician · Newark, CA
Stefanie T. Chu, MD is an internal medicine physician with a practice address in Newark, California, and NPI 1821207796, issued on May 21, 2007. Check the license (California A96462, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Stefanie T. Chu
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A96462 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6066 Civic Terrace Ave, Newark, CA 94560
- Phone
- (510) 505-1600
- Enumerated
- May 21, 2007
- Record last updated
- Sep 26, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20070919000463); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 6066 Civic Terrace Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Meera Bhateja, M.D.Internal Medicine Physician1619023793
- Janel Harris, RNCommunity Health Registered Nurse1154080588
- Sauntrell Hill, RNAmbulatory Care Registered Nurse1104414127
- Christopher HindsPediatrics Physician1215636899
- Jing HuRegistered Nurse1891401030
- Deepika Jannapureddy, MDFamily Medicine Physician1346577384
Verify Stefanie T. Chu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A96462Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,649 Medicare Part D claims for 170 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 13 claims were for opioids.
Most prescribed
- Atorvastatin Calcium171 claims
- Losartan Potassium135 claims
- Amlodipine Besylate130 claims
- Pravastatin Sodium93 claims
- Hydralazine Hcl56 claims
- Diclofenac Sodium54 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 91 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Alameda Health SystemNewark, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stefanie T. Chu among 17,696 internal medicine physician records in California
Stefanie T. Chu, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 44% of them.
- NPI issued2007 · 44% of these records are older, 44% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1998 · median 2004 among the 11,065 with a school on file
- Record last updated2016 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 internal medicine physician records list a practice address in Newark
They are 7 of the 698 NPPES records with a practice address in Newark, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Newark → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Meera Bhateja, M.D.Newark, CA 945601619023793
- Jason Krupp, MDNewark, CA 945601083720130
- Omar Mapara, M.D.Newark, CA 945601982936779
- Michael Parmley, M.D.Newark, CA 945601609873074
- Shaista Shah, MDNewark, CA 945601760578033
- Parmjit Singh, MDNewark, CA 945601619043387
- Robert Hopkins, MD, MPH & TMNapa, CA 945591013224872
- Diana Devera, D.O.Napa, CA 945581629399563
Common questions
What is Stefanie T. Chu, MD's NPI number?
Stefanie T. Chu, MD's National Provider Identifier (NPI) is 1821207796, issued on May 21, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Stefanie T. Chu, MD located?
The NPPES record lists a practice address at 6066 Civic Terrace Ave, Newark, CA, 94560. Phone: (510) 505-1600. Providers update this record themselves, so call before visiting.
How can I verify Stefanie T. Chu, MD's license?
NPPES lists California license number A96462, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Stefanie T. Chu, MD prescribe under Medicare Part D?
In 2024, Stefanie T. Chu, MD had 1,649 Medicare Part D claims for 170 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Stefanie T. Chu, MD's MIPS final score?
The 2023 MIPS final score is 91 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.