Bogdan Silviu Eftimie, M.D.
Hematology & Oncology Physician · Fremont, CA
Bogdan Silviu Eftimie, M.D. is a hematology & oncology physician with a practice address in Fremont, California, and NPI 1740458900, issued on Feb 11, 2008. Check the license (California A77323, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Bogdan Silviu Eftimie
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- A77323 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2500 Mowry Ave Ste 227, Fremont, CA 94538
- Phone
- (510) 248-1600
- Enumerated
- Feb 11, 2008
- Record last updated
- Jul 23, 2025
- Medicare enrollment
- Enrolled (PECOS I20040824001481); accepts Medicare assignment
- Medical or professional school
- Loma Linda University School Of Medicine, 2000
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 1,583 in California → Look up another NPI →
Verify Bogdan Silviu Eftimie in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A77323Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% more Medicare Part D claims than the average hematology & oncology physician in 2024
1,446 Medicare Part D claims for 206 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims. 38 claims were for opioids.
Most prescribed
- Letrozole98 claims
- Ondansetron Odt62 claims
- Prednisone61 claims
- Prochlorperazine Maleate60 claims
- Dexamethasone57 claims
- Acyclovir53 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.
The MIPS final score for 2023 (Medicare payment program): 77.7 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Ucsf Medical Group Business ServicesSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Bogdan Silviu Eftimie among 1,583 hematology & oncology physician records in California
Bogdan Silviu Eftimie, M.D. is one of 1,583 hematology & 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 2008, is newer than 60% of them.
- NPI issued2008 · 60% of these records are older, 34% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2000 · median 2003 among the 1,124 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in California
There are 1,583 hematology & oncology physician records in California.
All 1,583 in California → Every provider in Fremont → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Amit Arora, M.D.Fremont, CA 945381386722130
- Peter Deck, MDFremont, CA 945381922183698
- Huan Ha, M.D.Fremont, CA 945381205958360
- Huichung Ling, M.D.Fremont, CA 945381740213107
- Carlton ScharmanFremont, CA 945381346662806
- Matthew Tenold, MDFremont, CA 945381992199558
- Salimah Valliani, M.D.Fremont, CA 945381861889750
- Dan Wong, MDFremont, CA 945381083799308
Common questions
What is Bogdan Silviu Eftimie, M.D.'s NPI number?
Bogdan Silviu Eftimie, M.D.'s National Provider Identifier (NPI) is 1740458900, issued on Feb 11, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Bogdan Silviu Eftimie, M.D. located?
The NPPES record lists a practice address at 2500 Mowry Ave Ste 227, Fremont, CA, 94538. Phone: (510) 248-1600. Providers update this record themselves, so call before visiting.
How can I verify Bogdan Silviu Eftimie, M.D.'s license?
NPPES lists California license number A77323, 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 Bogdan Silviu Eftimie, M.D. prescribe under Medicare Part D?
In 2024, Bogdan Silviu Eftimie, M.D. had 1,446 Medicare Part D claims for 206 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Bogdan Silviu Eftimie, M.D.'s MIPS final score?
The 2023 MIPS final score is 77.7 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.