What is Mark Hann's NPI number?

Mark Hann's National Provider Identifier (NPI) is 1770458432, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Hann's specialty?

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

Where is Mark Hann located?

Mark Hann's practice location on file with NPPES is 910 South St, Greenfield, OH 45123-1249.

What is Mark Hann's phone number?

The practice phone number listed in the NPPES registry for Mark Hann is (877) 997-3224.

Is Mark Hann's NPI active?

Yes — Mark Hann's NPI (1770458432) is active in the NPPES registry as of the last update on 2025-10-10.

IndividualActive

Mark Hann

NPI 1770458432 · Counselor · Greenfield, OH

Mark Hann is a Counselor provider in Greenfield, OH (NPI 1770458432).

Provider details

NPI number: 1770458432
Entity type: Individual
Primary specialty: CounselorBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

CounselorPrimary101Y00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(47/100 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
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

910 South St

Greenfield, OH 45123-1249

Phone: (877) 997-3224

Street-level locationGet directions

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Mailing address