What is Devin Grissom's NPI number?

Devin Grissom's National Provider Identifier (NPI) is 1619867801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Devin Grissom's specialty?

Devin Grissom is listed in the NPPES registry with a primary specialty of In Home Supportive Care Agency (Agencies).

Where is Devin Grissom located?

Devin Grissom's practice location on file with NPPES is 431 Quincy Cir, London, OH 43140-6506.

What is Devin Grissom's phone number?

The practice phone number listed in the NPPES registry for Devin Grissom is (818) 406-9750.

Is Devin Grissom's NPI active?

Yes — Devin Grissom's NPI (1619867801) is active in the NPPES registry as of the last update on 2025-07-08.

IndividualActive

Devin Grissom

NPI 1619867801 · In Home Supportive Care Agency · London, OH

Devin Grissom is a In Home Supportive Care Agency provider in London, OH (NPI 1619867801).

Provider details

NPI number: 1619867801
Entity type: Individual
Primary specialty: In Home Supportive Care AgencyAgencies
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

In Home Supportive Care AgencyPrimary253Z00000X
Agencies

Profile Score

Basic profile(48/100 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
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.

Practice location

431 Quincy Cir

London, OH 43140-6506

Phone: (818) 406-9750

Approximate (ZIP-level) locationGet directions

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Mailing address