Marcus Piper, M.S., L.C.P.C.
NPI 1144364316 · Professional Counselor · Maryville, IL
Marcus Piper, M.S., L.C.P.C. is a Professional Counselor provider in Maryville, IL (NPI 1144364316).
Provider details
- NPI number
- 1144364316
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- M.S., L.C.P.C.
- Sex
- Male
- 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
19 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
- 2007-02-19
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marcus Piper's NPI number?
- Marcus Piper's National Provider Identifier (NPI) is 1144364316, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcus Piper's specialty?
- Marcus Piper is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Marcus Piper located?
- Marcus Piper's practice location on file with NPPES is 20 Professional Park Dr # a, Maryville, IL 62062-5669.
- What is Marcus Piper's phone number?
- The practice phone number listed in the NPPES registry for Marcus Piper is (618) 210-2039.
- Is Marcus Piper's NPI active?
- Yes — Marcus Piper's NPI (1144364316) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.