Walter Merriman, DO
NPI 1770269961 · Neurology Physician · Columbia, MO
Enrolled with Medicare as Order and Referring Only - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Walter Merriman, DO is a Neurology Physician provider in Columbia, MO (NPI 1770269961).
Provider details
- NPI number
- 1770269961
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 2023020857 (MO)
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
3 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
- 2023-06-23
- Last updated
- 2023-06-23
- Certified
- 2023-06-23
Frequently asked questions
- What is Walter Merriman's NPI number?
- Walter Merriman's National Provider Identifier (NPI) is 1770269961, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter Merriman's specialty?
- Walter Merriman is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Walter Merriman located?
- Walter Merriman's practice location on file with NPPES is 1 Hospital Dr, Columbia, MO 65201-5276.
- What is Walter Merriman's phone number?
- The practice phone number listed in the NPPES registry for Walter Merriman is (573) 882-4141.
- Does Walter Merriman accept Medicare?
- Walter Merriman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Walter Merriman's NPI active?
- Yes — Walter Merriman's NPI (1770269961) is active in the NPPES registry as of the last update on 2023-06-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.