Annette Callahan, LCSWC
NPI 1104020874 · Clinical Social Worker · Timonium, MD
Annette Callahan, LCSWC is a Clinical Social Worker provider in Timonium, MD (NPI 1104020874).
Provider details
- NPI number
- 1104020874
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSWC
- Sex
- Female
- Sole proprietor
- No
- License
- 10971 (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
19 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
- 2007-06-14
- Last updated
- 2026-01-28
- Certified
- 2026-01-28
Frequently asked questions
- What is Annette Callahan's NPI number?
- Annette Callahan's National Provider Identifier (NPI) is 1104020874, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Annette Callahan's specialty?
- Annette Callahan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Annette Callahan located?
- Annette Callahan's practice location on file with NPPES is 1205 York Rd Ste 14, Timonium, MD 21093-6211.
- What is Annette Callahan's phone number?
- The practice phone number listed in the NPPES registry for Annette Callahan is (410) 757-2077.
- Is Annette Callahan's NPI active?
- Yes — Annette Callahan's NPI (1104020874) is active in the NPPES registry as of the last update on 2026-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.