Clarence Grim, M.D.
NPI 1760404768 · Geriatric Medicine (Internal Medicine) Physician · Las Vegas, NV
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clarence Grim, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Las Vegas, NV (NPI 1760404768).
Provider details
- NPI number
- 1760404768
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 36279 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
4 documented practice locations
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
Additional practice locations (3)
- 420 Kingsbury GradeStateline, NV 89449-7172Phone: (414) 916-0841
- 9200 W Wisconsin AveMilwaukee, WI 53226-3522Phone: (414) 805-3666
- 9200 W Wisconsin AveMilwaukee, WI 53226-3522Phone: (414) 805-3666
Registry dates
- Enumerated
- 2006-07-25
- Last updated
- 2020-03-10
- Certified
- 2020-03-10
Frequently asked questions
- What is Clarence Grim's NPI number?
- Clarence Grim's National Provider Identifier (NPI) is 1760404768, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clarence Grim's specialty?
- Clarence Grim is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Clarence Grim located?
- Clarence Grim's practice location on file with NPPES is 1180 N Town Center Dr Ste 100, Las Vegas, NV 89144-6308.
- What is Clarence Grim's phone number?
- The practice phone number listed in the NPPES registry for Clarence Grim is (414) 916-0841.
- Does Clarence Grim accept Medicare?
- Clarence Grim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clarence Grim's NPI active?
- Yes — Clarence Grim's NPI (1760404768) is active in the NPPES registry as of the last update on 2020-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.