Antonio Riera - March, M.D.
NPI 1437119518 · Otolaryngology Physician · San Juan, PR
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Antonio Riera - March, M.D. is a Otolaryngology Physician provider in San Juan, PR (NPI 1437119518).
Provider details
- NPI number
- 1437119518
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 9422 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-03-24
- Last updated
- 2013-03-21
Frequently asked questions
- What is Antonio Riera - March's NPI number?
- Antonio Riera - March's National Provider Identifier (NPI) is 1437119518, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Antonio Riera - March's specialty?
- Antonio Riera - March is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Antonio Riera - March located?
- Antonio Riera - March's practice location on file with NPPES is Univ. of Puerto Rico, Medical Sciences Campus, San Juan, PR 00936-5067.
- What is Antonio Riera - March's phone number?
- The practice phone number listed in the NPPES registry for Antonio Riera - March is (787) 765-0240.
- Does Antonio Riera - March accept Medicare?
- Antonio Riera - March is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Antonio Riera - March's NPI active?
- Yes — Antonio Riera - March's NPI (1437119518) is active in the NPPES registry as of the last update on 2013-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.