What is Holly Hartzler's NPI number?

Holly Hartzler's National Provider Identifier (NPI) is 1801957600, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Holly Hartzler's specialty?

Holly Hartzler is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).

Where is Holly Hartzler located?

Holly Hartzler's practice location on file with NPPES is 659 Boulevard St, Dover, OH 44622-2026.

What is Holly Hartzler's phone number?

The practice phone number listed in the NPPES registry for Holly Hartzler is (330) 343-3311.

Is Holly Hartzler's NPI active?

Yes — Holly Hartzler's NPI (1801957600) is active in the NPPES registry as of the last update on 2010-08-13.

IndividualActive

Holly Hartzler, MS, RD, LD

NPI 1801957600 · Registered Dietitian · Dover, OH

Holly Hartzler, MS, RD, LD is a Registered Dietitian provider in Dover, OH (NPI 1801957600).

Provider details

NPI number: 1801957600
Entity type: Individual
Primary specialty: Registered DietitianDietary & Nutritional Service Providers
Credential: MS, RD, LD
Sex: Female
Sole proprietor: No
License: 5854 (OH)

Practice location

659 Boulevard St

Dover, OH 44622-2026

Phone: (330) 343-3311

Fax: (330) 602-0710

Street-level locationGet directions

More OH providers

Mailing address

6329 Evans Creek Rd Sw

Stone Creek, OH 43840-9502

Specialties & taxonomies

Registered DietitianPrimary133V00000XLicense 5854 (OH)
Dietary & Nutritional Service Providers

Profile Score

Detailed profile(91/100 index)

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
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.

Enumerated: 2006-12-13
Last updated: 2010-08-13

Frequently asked questions

What is Holly Hartzler's NPI number?: Holly Hartzler's National Provider Identifier (NPI) is 1801957600, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Holly Hartzler's specialty?: Holly Hartzler is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
Where is Holly Hartzler located?: Holly Hartzler's practice location on file with NPPES is 659 Boulevard St, Dover, OH 44622-2026.
What is Holly Hartzler's phone number?: The practice phone number listed in the NPPES registry for Holly Hartzler is (330) 343-3311.
Is Holly Hartzler's NPI active?: Yes — Holly Hartzler's NPI (1801957600) is active in the NPPES registry as of the last update on 2010-08-13.

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

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions