Dianne M. Grejtak
NPI 1891872719 · Durable Medical Equipment & Medical Supplies · San Antonio, TX
Dianne M. Grejtak is a Durable Medical Equipment & Medical Supplies organization in San Antonio, TX (NPI 1891872719).
Provider details
- NPI number
- 1891872719
- Entity type
- Organization
- Primary specialty
- Durable Medical Equipment & Medical SuppliesSuppliers
- Organization subpart
- No
- Authorized official
- Dianne Grejtak, Owner(210) 614-3360
- License
- 0065742 (TX)
Specialties & taxonomies
Suppliers
Suppliers
Profile Score
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
Mailing address
Other names (DBA / former)
- Doing business as
- Medical Specialty Shoppe
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2011-08-29
Frequently asked questions
- What is Dianne M. Grejtak's NPI number?
- Dianne M. Grejtak's National Provider Identifier (NPI) is 1891872719, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dianne M. Grejtak?
- Dianne M. Grejtak is classified in the NPPES registry as Durable Medical Equipment & Medical Supplies (Suppliers).
- Where is Dianne M. Grejtak located?
- Dianne M. Grejtak's practice location on file with NPPES is 4944 Research Dr, San Antonio, TX 78240-5006.
- What is Dianne M. Grejtak's phone number?
- The practice phone number listed in the NPPES registry for Dianne M. Grejtak is (210) 614-3360.
- Who is the authorized official for Dianne M. Grejtak?
- The authorized official listed on Dianne M. Grejtak's NPPES record is Dianne Grejtak, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dianne M. Grejtak's NPI active?
- Yes — Dianne M. Grejtak's NPI (1891872719) is active in the NPPES registry as of the last update on 2011-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.