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Manuel Marroquin, CDM
NPI 1164398608 · Research Study Specialist · Los Angeles, CA
Manuel Marroquin, CDM is a Research Study Specialist provider in Los Angeles, CA (NPI 1164398608).
Provider details
- NPI number
- 1164398608
- Entity type
- Individual
- Primary specialty
- Research Study SpecialistOther Service Providers
- Credential
- CDM
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
Profile Score
Basic profile(47/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% 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
6500 Wilshire Blvd
Los Angeles, CA 90048-4920
Phone: (424) 315-1042
Street-level locationGet directions
Mailing address
12503 Jersey Ave
Norwalk, CA 90650-2321
Registry dates
- Enumerated
- 2025-10-13
- Last updated
- 2025-10-13
- Certified
- 2025-10-13
Frequently asked questions
- What is Manuel Marroquin's NPI number?
- Manuel Marroquin's National Provider Identifier (NPI) is 1164398608, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Manuel Marroquin's specialty?
- Manuel Marroquin is listed in the NPPES registry with a primary specialty of Research Study Specialist (Other Service Providers).
- Where is Manuel Marroquin located?
- Manuel Marroquin's practice location on file with NPPES is 6500 Wilshire Blvd, Los Angeles, CA 90048-4920.
- What is Manuel Marroquin's phone number?
- The practice phone number listed in the NPPES registry for Manuel Marroquin is (424) 315-1042.
- Is Manuel Marroquin's NPI active?
- Yes — Manuel Marroquin's NPI (1164398608) is active in the NPPES registry as of the last update on 2025-10-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.