Marina Martin, MD
NPI 1225113251 · Internal Medicine Physician · Palo Alto, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marina Martin, MD is a Internal Medicine Physician provider in Palo Alto, CA (NPI 1225113251).
Provider details
- NPI number
- 1225113251
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A88440 (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
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
- 2006-10-26
- Last updated
- 2016-10-19
Frequently asked questions
- What is Marina Martin's NPI number?
- Marina Martin's National Provider Identifier (NPI) is 1225113251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marina Martin's specialty?
- Marina Martin is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marina Martin located?
- Marina Martin's practice location on file with NPPES is 211 Quarry Rd Fl 3, Palo Alto, CA 94304-1416.
- What is Marina Martin's phone number?
- The practice phone number listed in the NPPES registry for Marina Martin is (650) 725-5222.
- Does Marina Martin accept Medicare?
- Marina Martin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marina Martin's NPI active?
- Yes — Marina Martin's NPI (1225113251) is active in the NPPES registry as of the last update on 2016-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.