IndividualActive
Mara Kellner
NPI 1366300451 · Case Management Registered Nurse · San Antonio, TX
Mara Kellner is a Case Management Registered Nurse provider in San Antonio, TX (NPI 1366300451).
Provider details
- NPI number
- 1366300451
- Entity type
- Individual
- Primary specialty
- Case Management Registered NurseNursing Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 620845 (TX)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
7400 Merton Minter St
San Antonio, TX 78229-4404
Phone: (210) 617-5300
Street-level locationGet directions
Mailing address
260 Rogers Rd
Spring Branch, TX 78070-5908
Registry dates
- Enumerated
- 2026-01-15
- Last updated
- 2026-01-15
- Certified
- 2026-01-15
Frequently asked questions
- What is Mara Kellner's NPI number?
- Mara Kellner's National Provider Identifier (NPI) is 1366300451, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mara Kellner's specialty?
- Mara Kellner is listed in the NPPES registry with a primary specialty of Case Management Registered Nurse (Nursing Service Providers).
- Where is Mara Kellner located?
- Mara Kellner's practice location on file with NPPES is 7400 Merton Minter St, San Antonio, TX 78229-4404.
- What is Mara Kellner's phone number?
- The practice phone number listed in the NPPES registry for Mara Kellner is (210) 617-5300.
- Is Mara Kellner's NPI active?
- Yes — Mara Kellner's NPI (1366300451) is active in the NPPES registry as of the last update on 2026-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.