Corey Marco, MD
NPI 1225097991 · Family Medicine Physician · El Cajon, CA
Corey Marco, MD is a Family Medicine Physician provider in El Cajon, CA (NPI 1225097991).
Provider details
- NPI number
- 1225097991
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A22907 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
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
- 2006-03-21
- Last updated
- 2012-06-07
Frequently asked questions
- What is Corey Marco's NPI number?
- Corey Marco's National Provider Identifier (NPI) is 1225097991, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Corey Marco's specialty?
- Corey Marco is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Corey Marco located?
- Corey Marco's practice location on file with NPPES is 280 Avocado Ave, El Cajon, CA 92020-4604.
- What is Corey Marco's phone number?
- The practice phone number listed in the NPPES registry for Corey Marco is (619) 442-0424.
- Is Corey Marco's NPI active?
- Yes — Corey Marco's NPI (1225097991) is active in the NPPES registry as of the last update on 2012-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.