Bruce Zietz, M.D.
NPI 1184689002 · Hematology & Oncology Physician · West Hills, CA
Enrolled with Medicare as Order and Referring Only - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bruce Zietz, M.D. is a Hematology & Oncology Physician provider in West Hills, CA (NPI 1184689002).
Provider details
- NPI number
- 1184689002
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- A22010 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-20
- Last updated
- 2007-07-09
Frequently asked questions
- What is Bruce Zietz's NPI number?
- Bruce Zietz's National Provider Identifier (NPI) is 1184689002, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bruce Zietz's specialty?
- Bruce Zietz is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Bruce Zietz located?
- Bruce Zietz's practice location on file with NPPES is 7320 Woodlake Ave, West Hills, CA 91307-1468.
- What is Bruce Zietz's phone number?
- The practice phone number listed in the NPPES registry for Bruce Zietz is (818) 346-1773.
- Does Bruce Zietz accept Medicare?
- Bruce Zietz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Bruce Zietz's NPI active?
- Yes — Bruce Zietz's NPI (1184689002) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.