Diane Appal, LPC
NPI 1013343904 · Professional Counselor · Saint Peters, MO
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Appal, LPC is a Professional Counselor provider in Saint Peters, MO (NPI 1013343904).
Provider details
- NPI number
- 1013343904
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- LPC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 2011024839 (MO)
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
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 255 Spencer Rd Ste 101Saint Peters, MO 63376-2574Phone: (636) 477-6111
Registry dates
- Enumerated
- 2013-09-24
- Last updated
- 2025-08-26
- Certified
- 2025-08-26
Frequently asked questions
- What is Diane Appal's NPI number?
- Diane Appal's National Provider Identifier (NPI) is 1013343904, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Appal's specialty?
- Diane Appal is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Diane Appal located?
- Diane Appal's practice location on file with NPPES is 255 Spencer Rd Ste 201, Saint Peters, MO 63376-2576.
- What is Diane Appal's phone number?
- The practice phone number listed in the NPPES registry for Diane Appal is (636) 939-2550.
- Does Diane Appal accept Medicare?
- Diane Appal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Appal's NPI active?
- Yes — Diane Appal's NPI (1013343904) is active in the NPPES registry as of the last update on 2025-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.