Karen Mercola, MD
NPI 1225035884 · Hematology & Oncology Physician · Beverly Hills, CA
Karen Mercola, MD is a Hematology & Oncology Physician provider in Beverly Hills, CA (NPI 1225035884).
Provider details
- NPI number
- 1225035884
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- License
- G30394 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
- 2005-06-28
- Last updated
- 2007-07-08
Frequently asked questions
- What is Karen Mercola's NPI number?
- Karen Mercola's National Provider Identifier (NPI) is 1225035884, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Mercola's specialty?
- Karen Mercola is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Mercola located?
- Karen Mercola's practice location on file with NPPES is 9735 Wilshire Blvd, Beverly Hills, CA 90212-2103.
- What is Karen Mercola's phone number?
- The practice phone number listed in the NPPES registry for Karen Mercola is (310) 859-4948.
- Is Karen Mercola's NPI active?
- Yes — Karen Mercola's NPI (1225035884) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.