Alfredo Santiago, LGSW
NPI 1659793388 · Clinical Social Worker · Baltimore, MD
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alfredo Santiago, LGSW is a Clinical Social Worker provider in Baltimore, MD (NPI 1659793388).
Provider details
- NPI number
- 1659793388
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LGSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 16527 (MD)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
- 2014-01-15
- Last updated
- 2019-11-05
Frequently asked questions
- What is Alfredo Santiago's NPI number?
- Alfredo Santiago's National Provider Identifier (NPI) is 1659793388, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alfredo Santiago's specialty?
- Alfredo Santiago is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Alfredo Santiago located?
- Alfredo Santiago's practice location on file with NPPES is 1111 N Charles St, Baltimore, MD 21201-5505.
- What is Alfredo Santiago's phone number?
- The practice phone number listed in the NPPES registry for Alfredo Santiago is (410) 837-2050.
- Does Alfredo Santiago accept Medicare?
- Alfredo Santiago is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alfredo Santiago's NPI active?
- Yes — Alfredo Santiago's NPI (1659793388) is active in the NPPES registry as of the last update on 2019-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.