William Senders, M.D.
NPI 1356633556 · Pediatrics Physician · Portland, OR
Enrolled with Medicare as Order and Referring Only - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Senders, M.D. is a Pediatrics Physician provider in Portland, OR (NPI 1356633556).
Provider details
- NPI number
- 1356633556
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
- 2011-05-05
- Last updated
- 2016-02-10
Frequently asked questions
- What is William Senders's NPI number?
- William Senders's National Provider Identifier (NPI) is 1356633556, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Senders's specialty?
- William Senders is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is William Senders located?
- William Senders's practice location on file with NPPES is 2801 N Gantenbein Ave, Portland, OR 97227-1623.
- What is William Senders's phone number?
- The practice phone number listed in the NPPES registry for William Senders is (503) 413-2200.
- Does William Senders accept Medicare?
- William Senders is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Senders's NPI active?
- Yes — William Senders's NPI (1356633556) is active in the NPPES registry as of the last update on 2016-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.