What is Grant Hamlin's NPI number?

Grant Hamlin's National Provider Identifier (NPI) is 1255220380, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Grant Hamlin's specialty?

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

Where is Grant Hamlin located?

Grant Hamlin's practice location on file with NPPES is 1400 Guadalupe St Ste a, Laredo, TX 78040-5316.

What is Grant Hamlin's phone number?

The practice phone number listed in the NPPES registry for Grant Hamlin is (956) 242-4245.

Is Grant Hamlin's NPI active?

Yes — Grant Hamlin's NPI (1255220380) is active in the NPPES registry as of the last update on 2025-07-18.

IndividualActive

Grant Hamlin, DDS

NPI 1255220380 · Dentist · Laredo, TX

Grant Hamlin, DDS is a Dentist provider in Laredo, TX (NPI 1255220380).

Provider details

NPI number: 1255220380
Entity type: Individual
Primary specialty: DentistDental Providers
Credential: DDS
Sex: Male
Sole proprietor: Yes
License: 41631 (TX)

Specialties & taxonomies

DentistPrimary122300000XLicense 41631 (TX)
Dental Providers

Profile Score

Established profile(54/100 index)

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

Registry tenure38% of score
1 yr 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

1400 Guadalupe St Ste a

Laredo, TX 78040-5316

Phone: (956) 242-4245

Street-level locationGet directions

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Mailing address