What is Angel Alonso Santos's NPI number?

Angel Alonso Santos's National Provider Identifier (NPI) is 1043271315, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Angel Alonso Santos's specialty?

Angel Alonso Santos is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Angel Alonso Santos located?

Angel Alonso Santos's practice location on file with NPPES is 358 Calle Font Martelo, Humacao, PR 00791-3222.

What is Angel Alonso Santos's phone number?

The practice phone number listed in the NPPES registry for Angel Alonso Santos is (787) 850-1720.

Is Angel Alonso Santos's NPI active?

Yes — Angel Alonso Santos's NPI (1043271315) is active in the NPPES registry as of the last update on 2010-06-23.

IndividualActive

Angel Alonso Santos, MD

NPI 1043271315 · Internal Medicine Physician · Humacao, PR

Angel Alonso Santos, MD is a Internal Medicine Physician provider in Humacao, PR (NPI 1043271315).

Provider details

NPI number: 1043271315
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: Yes
License: 5697 (PR)

Practice location

358 Calle Font Martelo

Suite 103

Humacao, PR 00791-3222

Phone: (787) 850-1720

Fax: (787) 852-4275

Street-level locationGet directions

More PR providers

Mailing address

358 Fonmartello Ave

Humacao, PR 00791

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense 5697 (PR)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(91/100 index)

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.

Enumerated: 2006-03-28
Last updated: 2010-06-23

Frequently asked questions

What is Angel Alonso Santos's NPI number?: Angel Alonso Santos's National Provider Identifier (NPI) is 1043271315, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Angel Alonso Santos's specialty?: Angel Alonso Santos is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
Where is Angel Alonso Santos located?: Angel Alonso Santos's practice location on file with NPPES is 358 Calle Font Martelo, Humacao, PR 00791-3222.
What is Angel Alonso Santos's phone number?: The practice phone number listed in the NPPES registry for Angel Alonso Santos is (787) 850-1720.
Is Angel Alonso Santos's NPI active?: Yes — Angel Alonso Santos's NPI (1043271315) is active in the NPPES registry as of the last update on 2010-06-23.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions