Charlotte Jacobs, M.D.
NPI 1225184245 · Internal Medicine Physician · Palo Alto, CA
Enrolled with Medicare as Order and Referring Only - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charlotte Jacobs, M.D. is a Internal Medicine Physician provider in Palo Alto, CA (NPI 1225184245).
Provider details
- NPI number
- 1225184245
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- G27593 (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 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
- 2007-01-25
- Last updated
- 2008-09-10
Frequently asked questions
- What is Charlotte Jacobs's NPI number?
- Charlotte Jacobs's National Provider Identifier (NPI) is 1225184245, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charlotte Jacobs's specialty?
- Charlotte Jacobs is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charlotte Jacobs located?
- Charlotte Jacobs's practice location on file with NPPES is 875 Blake Wilbur Dr, Palo Alto, CA 94304-2205.
- What is Charlotte Jacobs's phone number?
- The practice phone number listed in the NPPES registry for Charlotte Jacobs is (650) 725-8738.
- Does Charlotte Jacobs accept Medicare?
- Charlotte Jacobs is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charlotte Jacobs's NPI active?
- Yes — Charlotte Jacobs's NPI (1225184245) is active in the NPPES registry as of the last update on 2008-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.