Debbie Catherine Chen, MD
Nephrology Physician · Stanford, CA
Debbie Catherine Chen, MD is a nephrology physician with a practice address in Stanford, California, and NPI 1689099715, issued on Feb 26, 2014. Check the license (California A160425, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Debbie Catherine Chen
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License numbers
- A160425 CA
266962 MA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Pasteur Dr, Stanford, CA 94305
- Phone
- (650) 723-4000
- Enumerated
- Feb 26, 2014
- Record last updated
- Feb 28, 2025
- Medicare enrollment
- Enrolled (PECOS I20210708001301); accepts Medicare assignment
- Medical or professional school
- University Of California, Davis School Of Medicine, 2016
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,468 in California → Look up another NPI →
Also registered at 300 Pasteur Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Debbie Catherine Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A160425Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average nephrology physician in 2024
80 Medicare Part D claims for 13 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 49% of claims.
Most prescribed
- Jardiance27 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.
One hospital affiliation
- Stanford Health CareStanford, CA · Acute Care Hospitals5 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Debbie Catherine Chen among 1,468 nephrology physician records in California
Debbie Catherine Chen, MD is one of 1,468 nephrology physician records with a practice address in California. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 85% of them.
- NPI issued2014 · 85% of these records are older, 13% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2016 · median 2001 among the 1,128 with a school on file
- Record last updated2025 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in California
There are 1,468 nephrology physician records in California.
All 1,468 in California → Every provider in Stanford → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Shuchi Anand, MDStanford, CA 943051932238326
- Vivek Bhalla, MDStanford, CA 943051730118738
- Tara Chang, MDStanford, CA 943051437166592
- Glenn Chertow, MDStanford, CA 943051407823875
- Enrica Fung, MDStanford, CA 943051437338951
- Richard Lafayette, M.D.Stanford, CA 943051922141951
- Fadi Lakkis, MDStanford, CA 943051417175910
- Maha Mohamed, MDStanford, CA 943051750336459
Common questions
What is Debbie Catherine Chen, MD's NPI number?
Debbie Catherine Chen, MD's National Provider Identifier (NPI) is 1689099715, issued on Feb 26, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Debbie Catherine Chen, MD located?
The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 723-4000. Providers update this record themselves, so call before visiting.
How can I verify Debbie Catherine Chen, MD's license?
NPPES lists California license number A160425, 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 Debbie Catherine Chen, MD prescribe under Medicare Part D?
In 2024, Debbie Catherine Chen, MD had 80 Medicare Part D claims for 13 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
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.