Patricia Callahan, MD
NPI 1023010543 · Pediatrics Physician · Eugene, OR
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patricia Callahan, MD is a Pediatrics Physician provider in Eugene, OR (NPI 1023010543).
Provider details
- NPI number
- 1023010543
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD221841 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 2701 E Enterprise AveAppleton, WI 54913-7729Phone: (920) 831-5050
Registry dates
- Enumerated
- 2005-08-15
- Last updated
- 2025-09-19
- Certified
- 2025-09-19
Frequently asked questions
- What is Patricia Callahan's NPI number?
- Patricia Callahan's National Provider Identifier (NPI) is 1023010543, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patricia Callahan's specialty?
- Patricia Callahan is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Patricia Callahan located?
- Patricia Callahan's practice location on file with NPPES is 2830 Crescent Ave, Eugene, OR 97408-7397.
- What is Patricia Callahan's phone number?
- The practice phone number listed in the NPPES registry for Patricia Callahan is (541) 686-9000.
- Does Patricia Callahan accept Medicare?
- Patricia Callahan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patricia Callahan's NPI active?
- Yes — Patricia Callahan's NPI (1023010543) is active in the NPPES registry as of the last update on 2025-09-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.