Michelle Mcilwain
NPI 1669325882 · Family Nurse Practitioner · San Mateo, CA
Michelle Mcilwain is a Family Nurse Practitioner provider in San Mateo, CA (NPI 1669325882).
Provider details
- NPI number
- 1669325882
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95030881 (CA)
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
Under 1 yr in 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
- 2026-02-17
- Last updated
- 2026-02-17
- Certified
- 2026-02-17
Frequently asked questions
- What is Michelle Mcilwain's NPI number?
- Michelle Mcilwain's National Provider Identifier (NPI) is 1669325882, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Mcilwain's specialty?
- Michelle Mcilwain is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michelle Mcilwain located?
- Michelle Mcilwain's practice location on file with NPPES is 328 N San Mateo Dr Ste a, San Mateo, CA 94401-3082.
- What is Michelle Mcilwain's phone number?
- The practice phone number listed in the NPPES registry for Michelle Mcilwain is (415) 279-4425.
- Is Michelle Mcilwain's NPI active?
- Yes — Michelle Mcilwain's NPI (1669325882) is active in the NPPES registry as of the last update on 2026-02-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.