Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Dr. Carlos Enrique Aguilar, MD

Internal Medicine Physician in Pasadena, TX · enumerated 2005 · practices at Carlos E Aguilar M D P A.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1275533606

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Registry record

Entity type Individual (Type 1)

Name Dr. Carlos Enrique Aguilar

Credential MD

Sex Male

Practice address Pasadena, TX, 77504

Phone (713) 944-0455

Enumeration date Jul 28, 2005

Last updated in NPPES Mar 17, 2008

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License K3961 (TX) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
8K0160	Other	TX	BCBS INDIVIDUAL PROVIDER
030031102	Medicaid	TX	-
10023475	Other	-	AMERIGROUP PROVIDER NUMBE
5283507	Other	-	AETNA PROVIDER NUMBER
159229701	Medicaid	TX	-

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Carlos Aguilar?

The National Provider Identifier (NPI) for Carlos Aguilar is 1275533606, a Type 1 (individual) record in the CMS NPPES registry.

Where does Carlos Aguilar practice?

The practice location on file with NPPES is in Pasadena, TX. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Carlos E Aguilar M D P A Internal Medicine Physician · Pasadena, TX NPI 1982649042

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-03-17.