Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

BRUCE H ZIETZ M.D.
NPI 1184689002
Internal Medicine - Hematology & Oncology in West Hills, CA

Q: What is Bruce Zietz's NPI number?

The NPI number for Bruce Zietz is 1184689002. It was assigned to this individual provider in the NPPES registry on April 20, 2006.

Q: What is Bruce Zietz's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Q: When was this NPI record last updated?

The NPPES record for Bruce Zietz was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since April 20, 2006PECOS Enrolled

7320 WOODLAKE AVE, 330, WEST HILLS, CA 91307(818) 346-1773(818) 346-3010 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Bruce H Zietz M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

BRUCE H ZIETZ M.D. (NPI 1184689002) is an individual hematology & oncology provider in West Hills, California, licensed in California (A22010) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1184689002

Entity TypeIndividualMale

Primary Taxonomy207RH0003X

Provider Legal NameBRUCE H ZIETZCredential: M.D.

Location Address7320 WOODLAKE AVE, 330West Hills, CA 91307-1468

Mailing Address7320 Woodlake Ave, 330West Hills, CA 91307-1468 · (818) 346-1773 · Fax (818) 346-3010

Phone(818) 346-1773

Fax(818) 346-3010

Sole ProprietorNo

Enumeration DateApril 20, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1184689002 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in CA · A22010

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

7320 WOODLAKE AVE, West Hills, CA 91307

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Other Identifiers 3

OtherZZZ27529ZCA · Blue Shield

MedicaidZZZ702942CA

Other4020353CA · Aetna

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Bruce H Zietz M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91307 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$187.60 typical visit price

range $62.96 – $187.60

Typical copayment $46.90 (range $15.74 – $46.90)

Most-billed visit code 99205

Established Patient

$109.96 typical visit price

range $20.84 – $153.61

Typical copayment $27.49 (range $5.21 – $38.40)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.