IndividualActive
Hasija Sisic, RN
NPI 1619188059 · Registered Nurse · Hayward, CA
Hasija Sisic, RN is a Registered Nurse provider in Hayward, CA (NPI 1619188059).
Provider details
- NPI number
- 1619188059
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 694333 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Detailed profile(89/100 index)
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
20094 Mission Blvd
Hayward, CA 94541-1237
Phone: (510) 727-9755
Fax: (510) 727-9761
Street-level locationGet directions
Mailing address
18652 Crest Ave
Castro Valley, CA 94546-2730
Registry dates
- Enumerated
- 2007-05-25
- Last updated
- 2007-07-08
Frequently asked questions
- What is Hasija Sisic's NPI number?
- Hasija Sisic's National Provider Identifier (NPI) is 1619188059, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hasija Sisic's specialty?
- Hasija Sisic is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Hasija Sisic located?
- Hasija Sisic's practice location on file with NPPES is 20094 Mission Blvd, Hayward, CA 94541-1237.
- What is Hasija Sisic's phone number?
- The practice phone number listed in the NPPES registry for Hasija Sisic is (510) 727-9755.
- Is Hasija Sisic's NPI active?
- Yes — Hasija Sisic's NPI (1619188059) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.