Shelley Diefenbach, M.A.
NPI 1477978377 · Mental Health Counselor · Roswell, GA
Shelley Diefenbach, M.A. is a Mental Health Counselor provider in Roswell, GA (NPI 1477978377).
Provider details
- NPI number
- 1477978377
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- M.A.
- Sex
- Female
- Sole proprietor
- No
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
- 2014-02-28
- Last updated
- 2014-02-28
Frequently asked questions
- What is Shelley Diefenbach's NPI number?
- Shelley Diefenbach's National Provider Identifier (NPI) is 1477978377, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shelley Diefenbach's specialty?
- Shelley Diefenbach is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Shelley Diefenbach located?
- Shelley Diefenbach's practice location on file with NPPES is 1875 Old Alabama Rd, Roswell, GA 30076-2272.
- What is Shelley Diefenbach's phone number?
- The practice phone number listed in the NPPES registry for Shelley Diefenbach is (404) 919-4563.
- Is Shelley Diefenbach's NPI active?
- Yes — Shelley Diefenbach's NPI (1477978377) is active in the NPPES registry as of the last update on 2014-02-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.