What is Gregory Gertsen's NPI number?

Gregory Gertsen's National Provider Identifier (NPI) is 1427078351, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Gregory Gertsen's specialty?

Gregory Gertsen is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).

Where is Gregory Gertsen located?

Gregory Gertsen's practice location on file with NPPES is 1155 4th St Ne, Watertown, SD 57201-1202.

What is Gregory Gertsen's phone number?

The practice phone number listed in the NPPES registry for Gregory Gertsen is (605) 882-3060.

Is Gregory Gertsen's NPI active?

Yes — Gregory Gertsen's NPI (1427078351) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Gregory Gertsen, DDS

NPI 1427078351 · Dentist · Watertown, SD

Gregory Gertsen, DDS is a Dentist provider in Watertown, SD (NPI 1427078351).

Provider details

NPI number: 1427078351
Entity type: Individual
Primary specialty: DentistDental Providers
Credential: DDS
Sex: Male
Sole proprietor: Yes
License: M546 (SD)

Specialties & taxonomies

DentistPrimary122300000XLicense M546 (SD)
Dental 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.

Practice location

1155 4th St Ne

Watertown, SD 57201-1202

Phone: (605) 882-3060

Fax: (605) 882-0681

Street-level locationGet directions

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Mailing address