What is Darrell Hartman's NPI number?

Darrell Hartman's National Provider Identifier (NPI) is 1225330244, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Darrell Hartman's specialty?

Darrell Hartman is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).

Where is Darrell Hartman located?

Darrell Hartman's practice location on file with NPPES is 997 E County Line Rd, Greenwood, IN 46143-1075.

What is Darrell Hartman's phone number?

The practice phone number listed in the NPPES registry for Darrell Hartman is (317) 889-0585.

Is Darrell Hartman's NPI active?

Yes — Darrell Hartman's NPI (1225330244) is active in the NPPES registry as of the last update on 2010-11-23.

IndividualActive

Darrell Hartman

NPI 1225330244 · Hearing Instrument Specialist · Greenwood, IN

Darrell Hartman is a Hearing Instrument Specialist provider in Greenwood, IN (NPI 1225330244).

Provider details

NPI number: 1225330244
Entity type: Individual
Primary specialty: Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Hearing Instrument SpecialistPrimary237700000X
Speech, Language and Hearing Service Providers

Profile Score

Detailed profile(76/100 index)

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

Registry tenure38% of score
15 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

997 E County Line Rd

Greenwood, IN 46143-1075

Phone: (317) 889-0585

Fax: (317) 889-0684

Approximate (ZIP-level) locationGet directions

Mailing address

2700 W Higgins Rd

Hoffman Estates, IL 60169-2006

Enumerated: 2010-11-23
Last updated: 2010-11-23

Frequently asked questions

What is Darrell Hartman's NPI number?: Darrell Hartman's National Provider Identifier (NPI) is 1225330244, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Darrell Hartman's specialty?: Darrell Hartman is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
Where is Darrell Hartman located?: Darrell Hartman's practice location on file with NPPES is 997 E County Line Rd, Greenwood, IN 46143-1075.
What is Darrell Hartman's phone number?: The practice phone number listed in the NPPES registry for Darrell Hartman is (317) 889-0585.
Is Darrell Hartman's NPI active?: Yes — Darrell Hartman's NPI (1225330244) is active in the NPPES registry as of the last update on 2010-11-23.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.