What is Mark Norwine's NPI number?

Mark Norwine's National Provider Identifier (NPI) is 1437089620, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Norwine's specialty?

Mark Norwine is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).

Where is Mark Norwine located?

Mark Norwine's practice location on file with NPPES is 304 Clarendon Ln., St. Charles, MO 63301.

What is Mark Norwine's phone number?

The practice phone number listed in the NPPES registry for Mark Norwine is (314) 307-6272.

Is Mark Norwine's NPI active?

Yes — Mark Norwine's NPI (1437089620) is active in the NPPES registry as of the last update on 2026-05-20.

IndividualActive

Mark Norwine, LPC

NPI 1437089620 · Professional Counselor · St. Charles, MO

Mark Norwine, LPC is a Professional Counselor provider in St. Charles, MO (NPI 1437089620).

Provider details

NPI number: 1437089620
Entity type: Individual
Primary specialty: Professional CounselorBehavioral Health & Social Service Providers
Credential: LPC
Sex: Male
Sole proprietor: Yes
License: 2026001284 (MO)

Specialties & taxonomies

Professional CounselorPrimary101YP2500XLicense 2026001284 (MO)
Behavioral Health & Social Service Providers

Profile Score

Established profile(52/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
100% 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

304 Clarendon Ln.

St. Charles, MO 63301

Phone: (314) 307-6272

Street-level locationGet directions

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Mailing address