Marc Effron, M.D.
NPI 1346218278 · Cardiovascular Disease Physician · Encinitas, CA
Marc Effron, M.D. is a Cardiovascular Disease Physician provider in Encinitas, CA (NPI 1346218278).
Provider details
- NPI number
- 1346218278
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G40964 (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
20 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
- 2006-03-08
- Last updated
- 2010-01-29
Frequently asked questions
- What is Marc Effron's NPI number?
- Marc Effron's National Provider Identifier (NPI) is 1346218278, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Effron's specialty?
- Marc Effron is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Effron located?
- Marc Effron's practice location on file with NPPES is 320 Santa Fe Dr, Encinitas, CA 92024-5138.
- What is Marc Effron's phone number?
- The practice phone number listed in the NPPES registry for Marc Effron is (760) 944-7300.
- Is Marc Effron's NPI active?
- Yes — Marc Effron's NPI (1346218278) is active in the NPPES registry as of the last update on 2010-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.