Sean William Kaloostian
Neurological Surgery Physician · Riverside, CA
Sean William Kaloostian is a neurological surgery physician with a practice address in Riverside, California, and NPI 1750607099, issued on Apr 12, 2010. Check the license (California A118917, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Sean William Kaloostian
- Primary taxonomy
- Neurological Surgery Physician 207T00000X
- License number
- A118917 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6276 River Crest Dr, Riverside, CA 92507
- Phone
- (951) 413-0972
- Enumerated
- Apr 12, 2010
- Record last updated
- Sep 5, 2022
- Medicare enrollment
- Enrolled (PECOS I20180625002850); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 2010
- Entity
- Type 1 · individual
8 nearest neurological surgery physician records → All 929 in California → Look up another NPI →
Also registered at 6276 River Crest Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anthony CramerSurgical Physician Assistant1851755128
- Dennis Cramer, DONeurological Surgery Physician1336353341
- Thomas Haider, M.D.Orthopaedic Surgery of the Spine Physician1336100379
- Babak Khamsi, M.D.Orthopaedic Surgery of the Spine Physician1457557100
- Daniel Lopez, PA-CMedical Physician Assistant1730113101
- Rebecca PatchinPain Medicine (Anesthesiology) Physician1821059866
Verify Sean William Kaloostian in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A118917Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Southern California Permanente Medical GroupAnaheim, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sean William Kaloostian among 929 neurological surgery physician records in California
Sean William Kaloostian is one of 929 neurological surgery physician records with a practice address in California. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 64% of them.
- NPI issued2010 · 64% of these records are older, 32% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2010 · median 2005 among the 612 with a school on file
- Record last updated2022 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurological Surgery Physician providers in California
There are 929 neurological surgery physician records in California.
All 929 in California → Every provider in Riverside → Neurological Surgery Physician nationwide →
The 8 neurological surgery physician records with the nearest ZIP codes
- Dennis Cramer, DORiverside, CA 925071336353341
- Lawrence Clark, MDRiverside, CA 925061982662904
- Clifford Douglas, MD, PH.D.Riverside, CA 925011932166485
- Nikhil SahasrabudheRiverside, CA 925011760772131
- Michelle FarhaMoreno Valley, CA 925551205600715
- Muhammad Ghauri, MDMoreno Valley, CA 925551629860341
- Kathlyn Larco, PA-CMoreno Valley, CA 925551649894403
- Michael Schiraldi, M.D..Moreno Valley, CA 925551326418757
Common questions
What is Sean William Kaloostian's NPI number?
Sean William Kaloostian's National Provider Identifier (NPI) is 1750607099, issued on Apr 12, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Sean William Kaloostian located?
The NPPES record lists a practice address at 6276 River Crest Dr, Riverside, CA, 92507. Phone: (951) 413-0972. Providers update this record themselves, so call before visiting.
How can I verify Sean William Kaloostian's license?
NPPES lists California license number A118917, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.