Brennan Medical Corporation
NPI 1619263712 · Cardiovascular Disease Physician · Watsonville, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brennan Medical Corporation is a Cardiovascular Disease Physician organization in Watsonville, CA (NPI 1619263712).
Provider details
- NPI number
- 1619263712
- Entity type
- Organization
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Mark Byrne, President(831) 768-0220
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Family Medicine Physician207Q00000X
Allopathic & Osteopathic Physicians
- Internal Medicine Physician207R00000X
Allopathic & Osteopathic Physicians
- Pulmonary Disease Physician207RP1001X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
- 2011-06-27
- Last updated
- 2011-06-27
Frequently asked questions
- What is Brennan Medical Corporation's NPI number?
- Brennan Medical Corporation's National Provider Identifier (NPI) is 1619263712, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Brennan Medical Corporation?
- Brennan Medical Corporation is classified in the NPPES registry as Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Brennan Medical Corporation located?
- Brennan Medical Corporation's practice location on file with NPPES is 30 Brennan St, Watsonville, CA 95076-4303.
- What is Brennan Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for Brennan Medical Corporation is (831) 768-0220.
- Does Brennan Medical Corporation accept Medicare?
- Brennan Medical Corporation is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Brennan Medical Corporation?
- The authorized official listed on Brennan Medical Corporation's NPPES record is Mark Byrne, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Brennan Medical Corporation's NPI active?
- Yes — Brennan Medical Corporation's NPI (1619263712) is active in the NPPES registry as of the last update on 2011-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.