Margaret Odonnell, MD
NPI 1316955230 · Hematology & Oncology Physician · South Pasadena, CA
Margaret Odonnell, MD is a Hematology & Oncology Physician provider in South Pasadena, CA (NPI 1316955230).
Provider details
- NPI number
- 1316955230
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- G50887 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-04
- Last updated
- 2019-01-15
Frequently asked questions
- What is Margaret Odonnell's NPI number?
- Margaret Odonnell's National Provider Identifier (NPI) is 1316955230, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Odonnell's specialty?
- Margaret Odonnell is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Odonnell located?
- Margaret Odonnell's practice location on file with NPPES is 1825 Olive Ave, South Pasadena, CA 91030-4928.
- What is Margaret Odonnell's phone number?
- The practice phone number listed in the NPPES registry for Margaret Odonnell is (626) 533-2353.
- Is Margaret Odonnell's NPI active?
- Yes — Margaret Odonnell's NPI (1316955230) is active in the NPPES registry as of the last update on 2019-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.