Michael Demarcantonio, MD
NPI 1801058391 · Otolaryngology Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Demarcantonio, MD is a Otolaryngology Physician provider in San Antonio, TX (NPI 1801058391).
Provider details
- NPI number
- 1801058391
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD444166 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2008-06-26
- Last updated
- 2022-07-21
- Certified
- 2020-09-03
Frequently asked questions
- What is Michael Demarcantonio's NPI number?
- Michael Demarcantonio's National Provider Identifier (NPI) is 1801058391, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Demarcantonio's specialty?
- Michael Demarcantonio is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Demarcantonio located?
- Michael Demarcantonio's practice location on file with NPPES is 3551 Roger Brooke Dr, San Antonio, TX 78234-4504.
- What is Michael Demarcantonio's phone number?
- The practice phone number listed in the NPPES registry for Michael Demarcantonio is (210) 916-2985.
- Does Michael Demarcantonio accept Medicare?
- Michael Demarcantonio is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Demarcantonio's NPI active?
- Yes — Michael Demarcantonio's NPI (1801058391) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.