Mary Khristeen Isidro, NP
NPI 1528822525 · Adult Health Nurse Practitioner · Signal Hill, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Khristeen Isidro, NP is a Adult Health Nurse Practitioner provider in Signal Hill, CA (NPI 1528822525).
Provider details
- NPI number
- 1528822525
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95029020 (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
2 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
- 2024-02-09
- Last updated
- 2026-03-31
- Certified
- 2026-03-31
Frequently asked questions
- What is Mary Khristeen Isidro's NPI number?
- Mary Khristeen Isidro's National Provider Identifier (NPI) is 1528822525, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Khristeen Isidro's specialty?
- Mary Khristeen Isidro is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Khristeen Isidro located?
- Mary Khristeen Isidro's practice location on file with NPPES is 2855 Temple Ave Ste B, Signal Hill, CA 90755-2212.
- What is Mary Khristeen Isidro's phone number?
- The practice phone number listed in the NPPES registry for Mary Khristeen Isidro is (562) 426-7500.
- Does Mary Khristeen Isidro accept Medicare?
- Mary Khristeen Isidro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Khristeen Isidro's NPI active?
- Yes — Mary Khristeen Isidro's NPI (1528822525) is active in the NPPES registry as of the last update on 2026-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.