Julia Callahan, COTA
NPI 1184181885 · Occupational Therapy Assistant · Waldorf, MD
Julia Callahan, COTA is a Occupational Therapy Assistant provider in Waldorf, MD (NPI 1184181885).
Provider details
- NPI number
- 1184181885
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- COTA
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative 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
- 2019-02-28
- Last updated
- 2019-02-28
Frequently asked questions
- What is Julia Callahan's NPI number?
- Julia Callahan's National Provider Identifier (NPI) is 1184181885, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julia Callahan's specialty?
- Julia Callahan is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Julia Callahan located?
- Julia Callahan's practice location on file with NPPES is 4140 Old Washington Rd, Waldorf, MD 20602-3221.
- What is Julia Callahan's phone number?
- The practice phone number listed in the NPPES registry for Julia Callahan is (301) 645-2813.
- Is Julia Callahan's NPI active?
- Yes — Julia Callahan's NPI (1184181885) is active in the NPPES registry as of the last update on 2019-02-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.