Oscar E. Streeter, M.D.
Radiation Oncology Physician · Santa Monica, CA
Oscar E. Streeter, M.D. is a radiation oncology physician with a practice address in Santa Monica, California, and NPI 1083764963, issued on Jan 11, 2007. Check the license (California G56948, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Oscar E. Streeter
- Credential
- M.D.
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- G56948 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2811 Wilshire Blvd, Santa Monica, CA 90403
- Phone
- (888) 580-5900
- Enumerated
- Jan 11, 2007
- Record last updated
- Nov 10, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (877) 400-8093
- Medicaid ID
- 00G569480 CA
- Medicare enrollment
- Enrolled (PECOS I20180910002280); accepts Medicare assignment
- Medical or professional school
- Howard University College Of Medicine, 1982
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 735 in California → Look up another NPI →
Also registered at 2811 Wilshire Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Oscar E. Streeter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G56948Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2% fewer Medicare Part D claims than the average radiation oncology physician in 2024
131 Medicare Part D claims for 62 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 34 claims were for opioids.
Most prescribed
- Tamsulosin Hcl28 claims
- Lidocaine Hcl Viscous20 claims
- Oxycodone Hcl20 claims
- Silver Sulfadiazine15 claims
- Oxycodone-Acetaminophen14 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $360.47
19 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Summa Physicians LLCAkron, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Oscar E. Streeter among 735 radiation oncology physician records in California
Oscar E. Streeter, M.D. is one of 735 radiation oncology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 45% of them.
- NPI issued2007 · 45% of these records are older, 43% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1982 · median 2005 among the 545 with a school on file
- Record last updated2014 · 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 2085R0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in California
There are 735 radiation oncology physician records in California.
All 735 in California → Every provider in Santa Monica → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Lisa Chaiken, MDSanta Monica, CA 904041528062023
- Ronald Thompson, MDSanta Monica, CA 904041427033646
- Robert Wollman, MDSanta Monica, CA 904041437134665
- Arthur Zimmerman, M.D.Torrance, CA 905021154464337
- Alessandra Amadeo, MDTorrance, CA 905031225011034
- Garth GreenTorrance, CA 905031366426421
- Rebecca Philipson, M.D.Torrance, CA 905051184079766
- Andrew Schumacher, M.D.Torrance, CA 905051023457173
Common questions
What is Oscar E. Streeter, M.D.'s NPI number?
Oscar E. Streeter, M.D.'s National Provider Identifier (NPI) is 1083764963, issued on Jan 11, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Oscar E. Streeter, M.D. located?
The NPPES record lists a practice address at 2811 Wilshire Blvd, Santa Monica, CA, 90403. Phone: (888) 580-5900. Providers update this record themselves, so call before visiting.
How can I verify Oscar E. Streeter, M.D.'s license?
NPPES lists California license number G56948, 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.
How much does Oscar E. Streeter, M.D. prescribe under Medicare Part D?
In 2024, Oscar E. Streeter, M.D. had 131 Medicare Part D claims for 62 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
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.