Courtney Flagg
NPI 1578991402 · Mental Health Counselor · Worcester, MA
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Courtney Flagg is a Mental Health Counselor provider in Worcester, MA (NPI 1578991402).
Provider details
- NPI number
- 1578991402
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
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
12 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
Mailing address
Registry dates
- Enumerated
- 2013-11-01
- Last updated
- 2013-11-01
Frequently asked questions
- What is Courtney Flagg's NPI number?
- Courtney Flagg's National Provider Identifier (NPI) is 1578991402, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Courtney Flagg's specialty?
- Courtney Flagg is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Courtney Flagg located?
- Courtney Flagg's practice location on file with NPPES is 340 Main St, Worcester, MA 01608-1604.
- What is Courtney Flagg's phone number?
- The practice phone number listed in the NPPES registry for Courtney Flagg is (508) 791-6723.
- Does Courtney Flagg accept Medicare?
- Courtney Flagg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Courtney Flagg's NPI active?
- Yes — Courtney Flagg's NPI (1578991402) is active in the NPPES registry as of the last update on 2013-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.