Abhishek Kumar, MD
NPI 1043847114 · Radiation Oncology Physician · Cerritos, CA
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Abhishek Kumar, MD is a Radiation Oncology Physician provider in Cerritos, CA (NPI 1043847114).
Provider details
- NPI number
- 1043847114
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- RTL21-1087 (NC)
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 tenure33% of score
6 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$203 across 2 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
Additional practice locations (1)
- 15262 Goldenwest StWestminster, CA 92683-6169Phone: (714) 430-3865Fax: (833) 412-0480
Registry dates
- Enumerated
- 2020-03-26
- Last updated
- 2025-07-28
- Certified
- 2025-07-28
Frequently asked questions
- What is Abhishek Kumar's NPI number?
- Abhishek Kumar's National Provider Identifier (NPI) is 1043847114, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Abhishek Kumar's specialty?
- Abhishek Kumar is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Abhishek Kumar located?
- Abhishek Kumar's practice location on file with NPPES is 18000 Studebaker Rd Ste 800, Cerritos, CA 90703-2671.
- What is Abhishek Kumar's phone number?
- The practice phone number listed in the NPPES registry for Abhishek Kumar is (562) 735-3226.
- Does Abhishek Kumar accept Medicare?
- Abhishek Kumar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Abhishek Kumar's NPI active?
- Yes — Abhishek Kumar's NPI (1043847114) is active in the NPPES registry as of the last update on 2025-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.