Ellen Obrien, MD
NPI 1508321209 · Orthopaedic Surgery Physician · Janesville, WI
Ellen Obrien, MD is a Orthopaedic Surgery Physician provider in Janesville, WI (NPI 1508321209).
Provider details
- NPI number
- 1508321209
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 31361 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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
- 2019-02-06
- Last updated
- 2019-02-06
Frequently asked questions
- What is Ellen Obrien's NPI number?
- Ellen Obrien's National Provider Identifier (NPI) is 1508321209, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Obrien's specialty?
- Ellen Obrien is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Ellen Obrien located?
- Ellen Obrien's practice location on file with NPPES is 5026 N Northwood Trce, Janesville, WI 53545-8990.
- What is Ellen Obrien's phone number?
- The practice phone number listed in the NPPES registry for Ellen Obrien is (608) 295-9500.
- Is Ellen Obrien's NPI active?
- Yes — Ellen Obrien's NPI (1508321209) is active in the NPPES registry as of the last update on 2019-02-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.