Karen Marshall, RN, FNP
NPI 1235748849 · Family Nurse Practitioner · Scottsdale, AZ
Karen Marshall, RN, FNP is a Family Nurse Practitioner provider in Scottsdale, AZ (NPI 1235748849).
Provider details
- NPI number
- 1235748849
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN, FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 244906 (AZ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
- 2020-07-29
- Last updated
- 2020-07-29
- Certified
- 2020-07-29
Frequently asked questions
- What is Karen Marshall's NPI number?
- Karen Marshall's National Provider Identifier (NPI) is 1235748849, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Marshall's specialty?
- Karen Marshall is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Marshall located?
- Karen Marshall's practice location on file with NPPES is 5644 E Saint John Rd, Scottsdale, AZ 85254-6413.
- What is Karen Marshall's phone number?
- The practice phone number listed in the NPPES registry for Karen Marshall is (602) 463-6228.
- Is Karen Marshall's NPI active?
- Yes — Karen Marshall's NPI (1235748849) is active in the NPPES registry as of the last update on 2020-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.