Karl Northwall, M.D.
NPI 1346264942 · Psychiatry Physician · Catawba, VA
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karl Northwall, M.D. is a Psychiatry Physician provider in Catawba, VA (NPI 1346264942).
Provider details
- NPI number
- 1346264942
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0101240272 (VA)
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
19 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
- 2006-07-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Karl Northwall's NPI number?
- Karl Northwall's National Provider Identifier (NPI) is 1346264942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karl Northwall's specialty?
- Karl Northwall is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Karl Northwall located?
- Karl Northwall's practice location on file with NPPES is 5525 Catawba Hospital Dr, Catawba, VA 24070-2115.
- What is Karl Northwall's phone number?
- The practice phone number listed in the NPPES registry for Karl Northwall is (540) 375-4200.
- Does Karl Northwall accept Medicare?
- Karl Northwall is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karl Northwall's NPI active?
- Yes — Karl Northwall's NPI (1346264942) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.