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Charles Druffner
NPI 1669040911 · Behavior Technician · Minneapolis, MN
Charles Druffner is a Behavior Technician provider in Minneapolis, MN (NPI 1669040911).
Provider details
- NPI number
- 1669040911
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(56/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
3333 University Ave Se
Minneapolis, MN 55414-3325
Phone: (612) 331-9413
Street-level locationGet directions
Mailing address
2148 Temple Ct
Saint Paul, MN 55104-5034
Registry dates
- Enumerated
- 2021-06-14
- Last updated
- 2021-06-14
- Certified
- 2021-06-14
Frequently asked questions
- What is Charles Druffner's NPI number?
- Charles Druffner's National Provider Identifier (NPI) is 1669040911, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Druffner's specialty?
- Charles Druffner is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Charles Druffner located?
- Charles Druffner's practice location on file with NPPES is 3333 University Ave Se, Minneapolis, MN 55414-3325.
- What is Charles Druffner's phone number?
- The practice phone number listed in the NPPES registry for Charles Druffner is (612) 331-9413.
- Is Charles Druffner's NPI active?
- Yes — Charles Druffner's NPI (1669040911) is active in the NPPES registry as of the last update on 2021-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.