Sara Kreimer, M.D.
NPI 1265783039 · Pediatric Hematology & Oncology Physician · Los Angeles, CA
Sara Kreimer, M.D. is a Pediatric Hematology & Oncology Physician provider in Los Angeles, CA (NPI 1265783039).
Provider details
- NPI number
- 1265783039
- Entity type
- Individual
- Primary specialty
- Pediatric Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A122929 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
13 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$29 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-09-20
- Last updated
- 2019-09-18
Frequently asked questions
- What is Sara Kreimer's NPI number?
- Sara Kreimer's National Provider Identifier (NPI) is 1265783039, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sara Kreimer's specialty?
- Sara Kreimer is listed in the NPPES registry with a primary specialty of Pediatric Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Sara Kreimer located?
- Sara Kreimer's practice location on file with NPPES is 1200 N State St, Los Angeles, CA 90033-1029.
- What is Sara Kreimer's phone number?
- The practice phone number listed in the NPPES registry for Sara Kreimer is (323) 409-6931.
- Is Sara Kreimer's NPI active?
- Yes — Sara Kreimer's NPI (1265783039) is active in the NPPES registry as of the last update on 2019-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.