IndividualActive
Katherine Griefnow
NPI 1437939428 · Personal Care Attendant · Las Vegas, NV
Katherine Griefnow is a Personal Care Attendant provider in Las Vegas, NV (NPI 1437939428).
Provider details
- NPI number
- 1437939428
- Entity type
- Individual
- Primary specialty
- Personal Care AttendantNursing Service Related Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Nursing Service Related Providers
Profile Score
Established profile(51/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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.
Practice location
4245 S Grand Canyon Dr Ste 226
Las Vegas, NV 89147-7162
Phone: (702) 751-0356
Street-level locationGet directions
Mailing address
4245 S Grand Canyon Dr Ste 226
Las Vegas, NV 89147-7162
Registry dates
- Enumerated
- 2023-10-05
- Last updated
- 2023-10-05
- Certified
- 2023-10-05
Frequently asked questions
- What is Katherine Griefnow's NPI number?
- Katherine Griefnow's National Provider Identifier (NPI) is 1437939428, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Griefnow's specialty?
- Katherine Griefnow is listed in the NPPES registry with a primary specialty of Personal Care Attendant (Nursing Service Related Providers).
- Where is Katherine Griefnow located?
- Katherine Griefnow's practice location on file with NPPES is 4245 S Grand Canyon Dr Ste 226, Las Vegas, NV 89147-7162.
- What is Katherine Griefnow's phone number?
- The practice phone number listed in the NPPES registry for Katherine Griefnow is (702) 751-0356.
- Is Katherine Griefnow's NPI active?
- Yes — Katherine Griefnow's NPI (1437939428) is active in the NPPES registry as of the last update on 2023-10-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.