What is Theresa Diaz's NPI number?

Theresa Diaz's National Provider Identifier (NPI) is 1649133117, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Theresa Diaz's specialty?

Theresa Diaz is listed in the NPPES registry with a primary specialty of Personal Care Attendant (Nursing Service Related Providers).

Where is Theresa Diaz located?

Theresa Diaz's practice location on file with NPPES is 4218 Burton St Se, Grand Rapids, MI 49546-6121.

What is Theresa Diaz's phone number?

The practice phone number listed in the NPPES registry for Theresa Diaz is (616) 301-8000.

Is Theresa Diaz's NPI active?

Yes — Theresa Diaz's NPI (1649133117) is active in the NPPES registry as of the last update on 2025-12-04.

IndividualActive

Theresa Diaz

NPI 1649133117 · Personal Care Attendant · Grand Rapids, MI

Theresa Diaz is a Personal Care Attendant provider in Grand Rapids, MI (NPI 1649133117).

Provider details

NPI number: 1649133117
Entity type: Individual
Primary specialty: Personal Care AttendantNursing Service Related Providers
Sex: Female
Sole proprietor: Yes
License: D200792005944 (MI)

Specialties & taxonomies

Personal Care AttendantPrimary3747P1801XLicense D200792005944 (MI)
Nursing Service Related Providers

Profile Score

Established profile(53/100 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
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

4218 Burton St Se

Grand Rapids, MI 49546-6121

Phone: (616) 301-8000

Street-level locationGet directions

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Mailing address