Bogdan Eftimie, M.D.
NPI 1740458900 · Hematology & Oncology Physician · Fremont, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bogdan Eftimie, M.D. is a Hematology & Oncology Physician provider in Fremont, CA (NPI 1740458900).
Provider details
- NPI number
- 1740458900
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A77323 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,212 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 749 | $162 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 302 | $109 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 76 | $131 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 48 | $200 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 37 | $189 |
Typical Medicare-allowed amounts for these services range $109–$200 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Letrozole | 98 | 33 |
| Ondansetronbrand: Ondansetron Odt | 62 | 48 |
| Prednisone | 61 | 17 |
| Prochlorperazine Maleate | 60 | 44 |
| Dexamethasone | 57 | 24 |
| Acyclovir | 53 | 17 |
| Tamoxifen Citrate | 48 | 16 |
| Palbociclibbrand: Ibrance |
Practice location
Mailing address
Additional practice locations (1)
- 3200 Kearney StreetFremont, CA 94538-2299Phone: (510) 490-1222
Registry dates
- Enumerated
- 2008-02-11
- Last updated
- 2025-07-23
- Certified
- 2025-07-23
Frequently asked questions
- What is Bogdan Eftimie's NPI number?
- Bogdan Eftimie's National Provider Identifier (NPI) is 1740458900, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bogdan Eftimie's specialty?
- Bogdan Eftimie is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Bogdan Eftimie located?
- Bogdan Eftimie's practice location on file with NPPES is 2500 Mowry Ave Ste 227, Fremont, CA 94538-1605.
- What is Bogdan Eftimie's phone number?
- The practice phone number listed in the NPPES registry for Bogdan Eftimie is (510) 248-1600.
- Does Bogdan Eftimie accept Medicare?
- Bogdan Eftimie is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Bogdan Eftimie's NPI active?
- Yes — Bogdan Eftimie's NPI (1740458900) is active in the NPPES registry as of the last update on 2025-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.