Michael Griswold, RNFA CNS
NPI 1639166028 · Clinical Nurse Specialist · Rancho Mirage, CA
Michael Griswold, RNFA CNS is a Clinical Nurse Specialist provider in Rancho Mirage, CA (NPI 1639166028).
Provider details
- NPI number
- 1639166028
- Entity type
- Individual
- Primary specialty
- Clinical Nurse SpecialistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RNFA CNS
- Sex
- Male
- Sole proprietor
- No
- License
- 525368 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2005-09-30
- Last updated
- 2016-11-08
Frequently asked questions
- What is Michael Griswold's NPI number?
- Michael Griswold's National Provider Identifier (NPI) is 1639166028, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Griswold's specialty?
- Michael Griswold is listed in the NPPES registry with a primary specialty of Clinical Nurse Specialist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michael Griswold located?
- Michael Griswold's practice location on file with NPPES is 72780 Country Club Dr, Rancho Mirage, CA 92270-4126.
- What is Michael Griswold's phone number?
- The practice phone number listed in the NPPES registry for Michael Griswold is (760) 837-8020.
- Is Michael Griswold's NPI active?
- Yes — Michael Griswold's NPI (1639166028) is active in the NPPES registry as of the last update on 2016-11-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.