IndividualActive
Mario Ramirez, RN
NPI 1861943938 · Ambulatory Care Registered Nurse · Downey, CA
Mario Ramirez, RN is a Ambulatory Care Registered Nurse provider in Downey, CA (NPI 1861943938).
Provider details
- NPI number
- 1861943938
- Entity type
- Individual
- Primary specialty
- Ambulatory Care Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Male
- Sole proprietor
- Yes
- License
- 830672 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(71/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
7601 Imperial Hwy
Building 100
Downey, CA 90242-3456
Phone: (562) 385-8264
Fax: (562) 383-7891
Street-level locationGet directions
Mailing address
7601 E. Imperial Hwy
Downey, CA 90221
Registry dates
- Enumerated
- 2016-10-24
- Last updated
- 2016-10-24
Frequently asked questions
- What is Mario Ramirez's NPI number?
- Mario Ramirez's National Provider Identifier (NPI) is 1861943938, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mario Ramirez's specialty?
- Mario Ramirez is listed in the NPPES registry with a primary specialty of Ambulatory Care Registered Nurse (Nursing Service Providers).
- Where is Mario Ramirez located?
- Mario Ramirez's practice location on file with NPPES is 7601 Imperial Hwy, Downey, CA 90242-3456.
- What is Mario Ramirez's phone number?
- The practice phone number listed in the NPPES registry for Mario Ramirez is (562) 385-8264.
- Is Mario Ramirez's NPI active?
- Yes — Mario Ramirez's NPI (1861943938) is active in the NPPES registry as of the last update on 2016-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.