Christopher Walker, DO
NPI 1881213999 · Student in an Organized Health Care Education/Training Program · Washington, DC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Walker, DO is a Student in an Organized Health Care Education/Training Program provider in Washington, DC (NPI 1881213999).
Provider details
- NPI number
- 1881213999
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
83% 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)
- 550 1st AveNew York, NY 10016-6402Phone: (212) 263-7300
Registry dates
- Enumerated
- 2020-04-09
- Last updated
- 2024-04-20
- Certified
- 2024-04-20
Frequently asked questions
- What is Christopher Walker's NPI number?
- Christopher Walker's National Provider Identifier (NPI) is 1881213999, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Walker's specialty?
- Christopher Walker is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Christopher Walker located?
- Christopher Walker's practice location on file with NPPES is 2150 Pennsylvania Ave Nw, Washington, DC 20037-3201.
- What is Christopher Walker's phone number?
- The practice phone number listed in the NPPES registry for Christopher Walker is (202) 741-3000.
- Does Christopher Walker accept Medicare?
- Christopher Walker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Walker's NPI active?
- Yes — Christopher Walker's NPI (1881213999) is active in the NPPES registry as of the last update on 2024-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.