Charles Welke, PHD
NPI 1790741999 · Psychologist · Grand Forks, ND
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Welke, PHD is a Psychologist provider in Grand Forks, ND (NPI 1790741999).
Provider details
- NPI number
- 1790741999
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 384 (ND)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
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
- 2006-04-25
- Last updated
- 2018-09-07
Frequently asked questions
- What is Charles Welke's NPI number?
- Charles Welke's National Provider Identifier (NPI) is 1790741999, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Welke's specialty?
- Charles Welke is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Charles Welke located?
- Charles Welke's practice location on file with NPPES is 3535 S 31st St Ste 201, Grand Forks, ND 58201-3593.
- What is Charles Welke's phone number?
- The practice phone number listed in the NPPES registry for Charles Welke is (701) 780-6821.
- Does Charles Welke accept Medicare?
- Charles Welke is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Welke's NPI active?
- Yes — Charles Welke's NPI (1790741999) is active in the NPPES registry as of the last update on 2018-09-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.