Sara Zakem, M.D.
NPI 1134582158 · Radiation Oncology Physician · Tempe, AZ
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sara Zakem, M.D. is a Radiation Oncology Physician provider in Tempe, AZ (NPI 1134582158).
Provider details
- NPI number
- 1134582158
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD61167145 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,865 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 927 | $120 |
| Intensity Modulated Treatment Delivery, Single Or Multiple Fields/Arcs,via Narrow Spatially and Temporally Modulated Beams, Binary, Dynamic Mlc, Per Treatment SessionG6015 | 895 | $355 |
| Intra-Fraction Localization and Tracking of Target Or Patient Motion During Delivery of Radiation Therapy (eg,3d Positional Tracking, Gating, 3d Surface Tracking), Each Fraction of TreatmentG6017 | 782 | $121 |
| Radiation Treatment Management, 5 Treatment Sessions77427 | 192 | $191 |
| Continuing Radiation Therapy Consultation Per Week77336 | 168 | $88 |
| Calculation of Radiation Therapy Dose77300 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$820 across 24 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-03-29
- Last updated
- 2023-08-28
- Certified
- 2023-08-28
Frequently asked questions
- What is Sara Zakem's NPI number?
- Sara Zakem's National Provider Identifier (NPI) is 1134582158, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sara Zakem's specialty?
- Sara Zakem is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Sara Zakem located?
- Sara Zakem's practice location on file with NPPES is 7695 S Research Dr # B, Tempe, AZ 85284-1812.
- What is Sara Zakem's phone number?
- The practice phone number listed in the NPPES registry for Sara Zakem is (480) 278-8300.
- Does Sara Zakem accept Medicare?
- Sara Zakem is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sara Zakem's NPI active?
- Yes — Sara Zakem's NPI (1134582158) is active in the NPPES registry as of the last update on 2023-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.