IndividualActive
Patricia Calloway, RN
NPI 1942870266 · Registered Nurse · San Leandro, CA
Patricia Calloway, RN is a Registered Nurse provider in San Leandro, CA (NPI 1942870266).
Provider details
- NPI number
- 1942870266
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 55701 (CA)
Specialties & taxonomies
Nursing Service Providers
Nursing Service Providers
Profile Score
Established profile(62/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
1100 San Leandro Blvd
San Leandro, CA 94577-1595
Phone: (510) 589-0821
Street-level locationGet directions
Mailing address
22530 3rd St
Hayward, CA 94541-2932
Registry dates
- Enumerated
- 2021-06-29
- Last updated
- 2021-06-29
- Certified
- 2021-06-29
Frequently asked questions
- What is Patricia Calloway's NPI number?
- Patricia Calloway's National Provider Identifier (NPI) is 1942870266, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patricia Calloway's specialty?
- Patricia Calloway is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Patricia Calloway located?
- Patricia Calloway's practice location on file with NPPES is 1100 San Leandro Blvd, San Leandro, CA 94577-1595.
- What is Patricia Calloway's phone number?
- The practice phone number listed in the NPPES registry for Patricia Calloway is (510) 589-0821.
- Is Patricia Calloway's NPI active?
- Yes — Patricia Calloway's NPI (1942870266) is active in the NPPES registry as of the last update on 2021-06-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.