DR. ZACHARY STEPHAN ZUMSTEG M.D.
NPI 1962729004
Radiology - Radiation Oncology in Sylmar, CA

Active since April 29, 2010PECOS EnrolledAccepts Medicare Assignment
87.67/100
CMS Quality Rating
14445 OLIVE VIEW DR., SYLMAR, CA 91342(818) 364-1555 Get Directions Write a Review

NPPES record last updated: March 28, 2016. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Zachary Stephan Zumsteg M.d. NPPES

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

DR. ZACHARY STEPHAN ZUMSTEG M.D. (NPI 1962729004) is an individual radiation oncology provider in Sylmar, California, licensed in California (A138272) and active in the NPI registry since April 2010. He is enrolled in Medicare PECOS and is a graduate of Other (2010).

NPPES Registry Identity

NPI1962729004
Entity TypeIndividualMale
Primary Taxonomy2085R0001X
Provider Legal NameDR. ZACHARY STEPHAN ZUMSTEGCredential: M.D.
Location Address14445 OLIVE VIEW DR.Sylmar, CA 91342
Mailing Address1417 Veteran Ave., Apt 109Los Angeles, CA 90024-4856 · (305) 527-1544
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateApril 29, 2010
Last NPPES UpdateMarch 28, 2016
NPI 1962729004 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0001X
License Licensed in CA · A138272
Definition
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
14445 OLIVE VIEW DR., Sylmar, CA 91342

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Zachary Stephan Zumsteg M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7911217401
PECOS Enrollment IDI20151112003097
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.

Areas of Expertise CMS Part B claims 15

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Ct guidance for insertion of radiation therapy fields 77014
CT guidance for insertion of radiation therapy fields involves using a CT scan to accurately map the area of your body where radiation will be applied. This ensures the radiation targets only the necessary area, minimizing impact to healthy tissues.
1,026 services44 patients
Calculation of radiation therapy dose 77300
Radiation therapy dose calculation is a process to determine the exact amount of radiation needed to treat a specific area in the body. This calculation helps ensure the treatment is effective while minimizing harm to healthy tissues. It's a key part of planning your radiation therapy.
231 services45 patients
Radiation treatment management, 5 treatment sessions 77427
Radiation treatment management involves a series of 5 sessions where targeted radiation is used to destroy or shrink cancer cells in your body. Each session is carefully planned to maximize effectiveness while minimizing harm to healthy tissues. You may experience side effects which will be closely monitored and managed for your comfort.
219 services44 patients
Diagnostic exam of voice box using a flexible endoscope 31575
This procedure involves a doctor examining your voice box using a flexible endoscope, a thin tube with a light and camera. It's inserted through your nose or mouth to visualize your throat area. It helps detect any abnormalities in your voice box, ensuring optimal vocal health.
72 services53 patients
Design and construction of radiation treatment device for high precision radiation therapy 77338
A radiation treatment device is custom-made for each patient to target cancer cells with high precision. It's designed to focus radiation on the tumor, sparing healthy tissue. This process ensures effective therapy while minimizing side effects.
72 services45 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
72 services57 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91342 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
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

87.67/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality80.86
Promoting Interoperability99
Improvement Activities40
Cost49.42

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Social Worker (Clinical)
14445 OLIVE VIEW DR., SOCIAL WORK 1A139
SYLMAR, CA 91342
Registered Nurse (Ambulatory Care)
14445 OLIVE VIEW DR.
SYLMAR, CA 91342
Nurse Practitioner
14445 OLIVE VIEW DR.
SYLMAR, CA 91342
Social Worker (Clinical)
14445 OLIVE VIEW DR., 1A139
SYLMAR, CA 91342
Nurse Practitioner
14445 OLIVE VIEW DR.
SYLMAR, CA 91342
Radiology (Diagnostic Radiology)
14445 OLIVE VIEW DR., RM # 6B-119H
SYLMAR, CA 91342
Psychologist (Clinical)
14445 OLIVE VIEW DR.
SYLMAR, CA 91342
Nurse Practitioner
14445 OLIVE VIEW DR.
SYLMAR, CA 91342

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Zachary Zumsteg's NPI number?

The NPI number for Zachary Zumsteg is 1962729004. It was assigned to this individual provider in the NPPES registry on April 29, 2010.

Where is Zachary Zumsteg located?

Zachary Zumsteg practices at 14445 Olive View Dr., Sylmar, CA 91342. The listed phone number is (818) 364-1555.

What is Zachary Zumsteg's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is Zachary Zumsteg enrolled in Medicare?

Yes. Zachary Zumsteg is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Zachary Zumsteg was last updated on March 28, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.