What is Lonn Grandia's NPI number?

Lonn Grandia's National Provider Identifier (NPI) is 1124245410, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Lonn Grandia's specialty?

Lonn Grandia is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).

Where is Lonn Grandia located?

Lonn Grandia's practice location on file with NPPES is 0224 Rendleman Hall, Edwardsville, IL 62026-1055.

What is Lonn Grandia's phone number?

The practice phone number listed in the NPPES registry for Lonn Grandia is (618) 650-2842.

Is Lonn Grandia's NPI active?

Yes — Lonn Grandia's NPI (1124245410) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Lonn Grandia, MD

NPI 1124245410 · Specialist · Edwardsville, IL

Lonn Grandia, MD is a Specialist provider in Edwardsville, IL (NPI 1124245410).

Provider details

NPI number: 1124245410
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Credential: MD
Sex: Male
Sole proprietor: No

Practice location

0224 Rendleman Hall

Edwardsville, IL 62026-1055

Phone: (618) 650-2842

Approximate (ZIP-level) locationGet directions

More IL providers

Mailing address

General Delivery

Hardin, IL 62047-9999

Specialties & taxonomies

SpecialistPrimary174400000X
Other Service Providers

Profile Score

Detailed profile(84/100 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
83% 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: 2007-04-19
Last updated: 2007-07-08

Frequently asked questions

What is Lonn Grandia's NPI number?: Lonn Grandia's National Provider Identifier (NPI) is 1124245410, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Lonn Grandia's specialty?: Lonn Grandia is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
Where is Lonn Grandia located?: Lonn Grandia's practice location on file with NPPES is 0224 Rendleman Hall, Edwardsville, IL 62026-1055.
What is Lonn Grandia's phone number?: The practice phone number listed in the NPPES registry for Lonn Grandia is (618) 650-2842.
Is Lonn Grandia's NPI active?: Yes — Lonn Grandia's NPI (1124245410) is active in the NPPES registry as of the last update on 2007-07-08.

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