Margaret Madu-Green, NP
NPI 1558852962 · Nurse Practitioner · South San Francisco, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Madu-Green, NP is a Nurse Practitioner provider in South San Francisco, CA (NPI 1558852962).
Provider details
- NPI number
- 1558852962
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 95008501 (CA)
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
8 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
4 documented practice locations
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
Additional practice locations (3)
- 266 N Jackson Ave Ste 4San Jose, CA 95116-1606Phone: (408) 975-2763
- 2400 Moorpark AveSan Jose, CA 95128-2631Phone: (408) 975-2730
- 2636 Elm Hill PikeNashville, TN 37214-3162Phone: (347) 761-3205
Registry dates
- Enumerated
- 2018-05-21
- Last updated
- 2025-04-28
- Certified
- 2025-04-28
Frequently asked questions
- What is Margaret Madu-Green's NPI number?
- Margaret Madu-Green's National Provider Identifier (NPI) is 1558852962, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Madu-Green's specialty?
- Margaret Madu-Green is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Madu-Green located?
- Margaret Madu-Green's practice location on file with NPPES is 395 Oyster Point Blvd Ste 512, South San Francisco, CA 94080-1973.
- What is Margaret Madu-Green's phone number?
- The practice phone number listed in the NPPES registry for Margaret Madu-Green is (650) 826-2945.
- Does Margaret Madu-Green accept Medicare?
- Margaret Madu-Green is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Madu-Green's NPI active?
- Yes — Margaret Madu-Green's NPI (1558852962) is active in the NPPES registry as of the last update on 2025-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.