Margaret Howarth, DNP
NPI 1740381896 · Pediatric Nurse Practitioner · Carlsbad, CA
Margaret Howarth, DNP is a Pediatric Nurse Practitioner provider in Carlsbad, CA (NPI 1740381896).
Provider details
- NPI number
- 1740381896
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP
- Sex
- Female
- Sole proprietor
- No
- License
- 124415 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
19 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
- 2006-09-25
- Last updated
- 2021-11-09
- Certified
- 2021-11-09
Frequently asked questions
- What is Margaret Howarth's NPI number?
- Margaret Howarth's National Provider Identifier (NPI) is 1740381896, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Howarth's specialty?
- Margaret Howarth is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Howarth located?
- Margaret Howarth's practice location on file with NPPES is 2176 Salk Ave, Carlsbad, CA 92008-7346.
- What is Margaret Howarth's phone number?
- The practice phone number listed in the NPPES registry for Margaret Howarth is (760) 827-7400.
- Is Margaret Howarth's NPI active?
- Yes — Margaret Howarth's NPI (1740381896) is active in the NPPES registry as of the last update on 2021-11-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.