Turlock Regional Cancer Center
NPI 1679646418 · Radiation Oncology Physician · Turlock, CA
Turlock Regional Cancer Center is a Radiation Oncology Physician organization in Turlock, CA (NPI 1679646418).
Provider details
- NPI number
- 1679646418
- Entity type
- Organization
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Peter Sien, Owner(209) 668-6070
- License
- G32267 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2006-11-17
- Last updated
- 2020-08-22
Frequently asked questions
- What is Turlock Regional Cancer Center's NPI number?
- Turlock Regional Cancer Center's National Provider Identifier (NPI) is 1679646418, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Turlock Regional Cancer Center?
- Turlock Regional Cancer Center is classified in the NPPES registry as Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Turlock Regional Cancer Center located?
- Turlock Regional Cancer Center's practice location on file with NPPES is 1051 East Tuolomne Raod, Turlock, CA 95382.
- What is Turlock Regional Cancer Center's phone number?
- The practice phone number listed in the NPPES registry for Turlock Regional Cancer Center is (209) 668-6070.
- Who is the authorized official for Turlock Regional Cancer Center?
- The authorized official listed on Turlock Regional Cancer Center's NPPES record is Peter Sien, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Turlock Regional Cancer Center's NPI active?
- Yes — Turlock Regional Cancer Center's NPI (1679646418) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.