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Edit this profileAt a glance
- 1425 S Main St, Walnut Creek, CA 94596
About Kaiser
Kaiser is an organization based in Walnut Creek, CA and listed in the NPI registry under general acute care hospital. NPI 1295193209 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Practice Size
Counted from individual NPI records registered at the same street address; a shared building can inflate this.
Providers in This Building & Nearby
From registry street addresses: providers filed at this building, which can include unrelated practices sharing it.
- Brook A. Woolley, M.D. Emergency Medicine
- Thomas Cresante, D.O. Internal Medicine
- Sara Won, MD Obstetrics & Gynecology
- Michelle C. Vu, CRNA Certified Registered Nurse Anesthetist
- Jesus G. Jimenez, MD Vascular Surgery
- Edward H. Pieczenik, L.C.S.W. Clinical Social Worker
- Carlos A. Cromeyer, MD Neurology
- Maria L. Domantay, MD
- Cathy C. Dugan, MD Pediatrics
- Brett J. Coleman, CRNA Certified Registered Nurse Anesthetist (CRNA)
- William M. Greif, MD General Surgery
Showing 11 of 719. The full list is in the Related Providers tab.
Specialty
Credentials & Licensing
About this hospital
Source: CMS Care Compare, Hospital General Information, checked 2026-09-12.
Most common inpatient stays (Medicare)
131 Medicare discharges across 5 diagnosis groups (2024). Groups with fewer than 11 discharges are not published by CMS.
| Diagnosis group | DRG | Discharges | Avg. Medicare payment |
|---|---|---|---|
| Septicemia Or Severe Sepsis Without Mv >96 Hours With Mcc | 871 | 74 | $15,780 |
| Septicemia Or Severe Sepsis Without Mv >96 Hours Without Mcc | 872 | 16 | $4,608 |
| Heart Failure and Shock With Mcc | 291 | 15 | $9,888 |
| Pulmonary Edema and Respiratory Failure | 189 | 13 | $7,761 |
| Respiratory Infections and Inflammations With Mcc | 177 | 13 | $9,326 |
Source: CMS Medicare Inpatient Hospitals by Provider and Service. Shows what the hospital admits Medicare patients for and what Medicare paid on average — not quality of care.
Contact Information
- (925) 295-4000
- Email not available
Practice Locations
1425 S MAIN ST
Walnut Creek, CA 94596
CMS Quality Rating
Sources
This rating is published by the Centers for Medicare & Medicaid Services (CMS) and is reproduced here unmodified.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at Kaiser 8
Providers listing the same practice in the NPI registry.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
What kind of practice is Kaiser?
Kaiser is a hospital in Walnut Creek, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “General Acute Care Hospital”.
NPI registry
What is Kaiser's address?
Kaiser is listed at 1425 S Main St, Walnut Creek, CA 94596. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Kaiser?
The number on file is (925) 295-4000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Kaiser?
Kaiser's National Provider Identifier is 1295193209. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Is Kaiser's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Kaiser. If this is you, claiming it is free.
Guide.md
Is this your practice?
Manage this listing? Log in or create an account, then click “This is my practice and I manage it” here. A verified physician whose registry address matches this location is approved instantly; everyone else is reviewed by a person.
Guide.md listings do not constitute medical advice or an endorsement.