What is Billy Mercer's NPI number?

Billy Mercer's National Provider Identifier (NPI) is 1124833645, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Billy Mercer's specialty?

Billy Mercer is listed in the NPPES registry with a primary specialty of Critical Care Medicine Registered Nurse (Nursing Service Providers).

Where is Billy Mercer located?

Billy Mercer's practice location on file with NPPES is 7400 Merton Minter St, San Antonio, TX 78229-4404.

What is Billy Mercer's phone number?

The practice phone number listed in the NPPES registry for Billy Mercer is (210) 617-5300.

Is Billy Mercer's NPI active?

Yes — Billy Mercer's NPI (1124833645) is active in the NPPES registry as of the last update on 2025-02-11.

IndividualActive

Billy Mercer

NPI 1124833645 · Critical Care Medicine Registered Nurse · San Antonio, TX

Billy Mercer is a Critical Care Medicine Registered Nurse provider in San Antonio, TX (NPI 1124833645).

Provider details

NPI number: 1124833645
Entity type: Individual
Primary specialty: Critical Care Medicine Registered NurseNursing Service Providers
Sex: Male
Sole proprietor: No
License: 859664 (TX)

Specialties & taxonomies

Critical Care Medicine Registered NursePrimary163WC0200XLicense 859664 (TX)
Nursing Service Providers

Profile Score

Established profile(55/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
1 yr 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

7400 Merton Minter St

San Antonio, TX 78229-4404

Phone: (210) 617-5300

Street-level locationGet directions

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Mailing address