Cc Griggs Holding, Ltd.
NPI 1114024486 · Nephrology Physician · Detroit, MI
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cc Griggs Holding, Ltd. is a Nephrology Physician organization in Detroit, MI (NPI 1114024486).
Provider details
- NPI number
- 1114024486
- Entity type
- Organization
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Cynthia Griggs, Owner(313) 341-7870
- License
- 4030161868 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
Registry dates
- Enumerated
- 2006-09-20
- Last updated
- 2014-06-12
Frequently asked questions
- What is Cc Griggs Holding, Ltd.'s NPI number?
- Cc Griggs Holding, Ltd.'s National Provider Identifier (NPI) is 1114024486, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Cc Griggs Holding, Ltd.?
- Cc Griggs Holding, Ltd. is classified in the NPPES registry as Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Cc Griggs Holding, Ltd. located?
- Cc Griggs Holding, Ltd.'s practice location on file with NPPES is 18455 James Couzens Fwy, Detroit, MI 48235-2506.
- What is Cc Griggs Holding, Ltd.'s phone number?
- The practice phone number listed in the NPPES registry for Cc Griggs Holding, Ltd. is (313) 341-7870.
- Does Cc Griggs Holding, Ltd. accept Medicare?
- Cc Griggs Holding, Ltd. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Cc Griggs Holding, Ltd.?
- The authorized official listed on Cc Griggs Holding, Ltd.'s NPPES record is Cynthia Griggs, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Cc Griggs Holding, Ltd.'s NPI active?
- Yes — Cc Griggs Holding, Ltd.'s NPI (1114024486) is active in the NPPES registry as of the last update on 2014-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.