Mary Martin, LMSW
NPI 1164812228 · Clinical Social Worker · Baltimore, MD
Mary Martin, LMSW is a Clinical Social Worker provider in Baltimore, MD (NPI 1164812228).
Provider details
- NPI number
- 1164812228
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
- Counselor101Y00000X
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
11 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
- 2015-01-28
- Last updated
- 2026-02-25
- Certified
- 2026-02-25
Frequently asked questions
- What is Mary Martin's NPI number?
- Mary Martin's National Provider Identifier (NPI) is 1164812228, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Martin's specialty?
- Mary Martin is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Martin located?
- Mary Martin's practice location on file with NPPES is 4128 Hayward Ave, Baltimore, MD 21215-4340.
- What is Mary Martin's phone number?
- The practice phone number listed in the NPPES registry for Mary Martin is (410) 314-1030.
- Is Mary Martin's NPI active?
- Yes — Mary Martin's NPI (1164812228) is active in the NPPES registry as of the last update on 2026-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.