Ellen Hamburg, OT
NPI 1477611150 · Occupational Therapist · Columbia, MD
Ellen Hamburg, OT is a Occupational Therapist provider in Columbia, MD (NPI 1477611150).
Provider details
- NPI number
- 1477611150
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OT
- Sex
- Female
- Sole proprietor
- No
- License
- 01430 (MD)
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
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
- 2006-12-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ellen Hamburg's NPI number?
- Ellen Hamburg's National Provider Identifier (NPI) is 1477611150, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Hamburg's specialty?
- Ellen Hamburg is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Ellen Hamburg located?
- Ellen Hamburg's practice location on file with NPPES is 6500 Freetown Rd, Columbia, MD 21044-4002.
- What is Ellen Hamburg's phone number?
- The practice phone number listed in the NPPES registry for Ellen Hamburg is (410) 905-9378.
- Is Ellen Hamburg's NPI active?
- Yes — Ellen Hamburg's NPI (1477611150) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.