Greg Lewis, LMSW
NPI 1952964777 · Social Worker · Baltimore, MD
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Greg Lewis, LMSW is a Social Worker provider in Baltimore, MD (NPI 1952964777).
Provider details
- NPI number
- 1952964777
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- Yes
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
7 yrs in NPPES 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
Mailing address
Registry dates
- Enumerated
- 2019-04-17
- Last updated
- 2019-04-30
Frequently asked questions
- What is Greg Lewis's NPI number?
- Greg Lewis's National Provider Identifier (NPI) is 1952964777, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Greg Lewis's specialty?
- Greg Lewis is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Greg Lewis located?
- Greg Lewis's practice location on file with NPPES is 107 E 25th St, Baltimore, MD 21218-5213.
- What is Greg Lewis's phone number?
- The practice phone number listed in the NPPES registry for Greg Lewis is (443) 703-8034.
- Does Greg Lewis accept Medicare?
- Greg Lewis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Greg Lewis's NPI active?
- Yes — Greg Lewis's NPI (1952964777) is active in the NPPES registry as of the last update on 2019-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.