Gustav Cederquist, MD, PHD
NPI 1043846983 · Radiation Oncology Physician · Uniondale, NY
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gustav Cederquist, MD, PHD is a Radiation Oncology Physician provider in Uniondale, NY (NPI 1043846983).
Provider details
- NPI number
- 1043846983
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 25MA12725100 (NJ)
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 tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 1275 York AveNew York, NY 10065-6007Phone: (610) 203-8281
Registry dates
- Enumerated
- 2020-03-22
- Last updated
- 2025-08-22
- Certified
- 2025-08-22
Frequently asked questions
- What is Gustav Cederquist's NPI number?
- Gustav Cederquist's National Provider Identifier (NPI) is 1043846983, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gustav Cederquist's specialty?
- Gustav Cederquist is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Gustav Cederquist located?
- Gustav Cederquist's practice location on file with NPPES is 1101 Hempstead Tpke, Uniondale, NY 11553-1112.
- What is Gustav Cederquist's phone number?
- The practice phone number listed in the NPPES registry for Gustav Cederquist is (516) 464-4513.
- Does Gustav Cederquist accept Medicare?
- Gustav Cederquist is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gustav Cederquist's NPI active?
- Yes — Gustav Cederquist's NPI (1043846983) is active in the NPPES registry as of the last update on 2025-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.