DR. CARLOS ENRIQUE AGUILAR MD
NPI 1275533606
Internal Medicine in Pasadena, TX

Active since July 28, 2005PECOS EnrolledAccepts Medicare AssignmentCLIA 45D1035078 · Waiver
3216 SPENCER HWY, STE A, PASADENA, TX 77504(713) 944-0455 Get Directions Write a Review

NPPES record last updated: March 17, 2008. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Carlos Enrique Aguilar Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CARLOS ENRIQUE AGUILAR MD (NPI 1275533606) is an individual internal medicine provider in Pasadena, Texas, licensed in Texas (K3961) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through December 20, 2026, and is affiliated with Hca Houston Healthcare Southeast.

NPPES Registry Identity

NPI1275533606
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. CARLOS ENRIQUE AGUILARCredential: MD
Location Address3216 SPENCER HWY, STE APasadena, TX 77504-1104
Mailing Address15331 Willow Shores DrHouston, TX 77062-3641
Sole ProprietorYes
Medical School CMSOtherGraduated 1985
Enumeration DateJuly 28, 2005
Last NPPES UpdateMarch 17, 2008
NPI 1275533606 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in TX · K3961
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

3216 SPENCER HWY, Pasadena, TX 77504

Other Identifiers 7

Other5283507Aetna Provider Number
Other10023475Amerigroup Provider Numbe
Medicaid159229701TX
Medicare PIN8A8686TX
Medicaid030031102TX
Medicare PIN00450VTX
Other8K0160TX · Bcbs Individual Provider

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Carlos Enrique Aguilar Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5597758821
PECOS Enrollment IDI20100323000456
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 45D1035078

Carlos E Aguilar MD PA · Pasadena, TX
Active · expires Dec 20, 2026
CLIA Number45D1035078
Laboratory TypePhysician Office
Certificate Effective DateDecember 21, 2024
Certificate Expiration DateDecember 20, 2026
Laboratory DirectorCarlos E. Aguilar MD
Laboratory Phone(713) 944-0455
Laboratory LocationCarlos E Aguilar MD PA3216 Spencer Hwy, Suite A, Pasadena, TX 77504
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
140 services43 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
19 services19 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
13 services13 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Hca Houston Healthcare Southeast

Acute Care Hospitals · Pasadena, TX
4/5 CMS rating
OwnershipProprietary
CMS Certification Number450097
Location4000 Spencer HwyPasadena, TX 77504 · Harris County
Emergency services Birthing friendly

Memorial Hermann Hospital System

Acute Care Hospitals · Houston, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450184
Location1635 North Loop WestHouston, TX 77008 · Harris County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77504 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
13 suppliers26 claims91 services$6.08 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
5 suppliers11 claims16 services$1.19 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine
3216 SPENCER HWY, STE A
PASADENA, TX 77504

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Carlos Aguilar's NPI number?

The NPI number for Carlos Aguilar is 1275533606. It was assigned to this individual provider in the NPPES registry on July 28, 2005.

Where is Carlos Aguilar located?

Carlos Aguilar practices at 3216 Spencer Hwy Ste A, Pasadena, TX 77504. The listed phone number is (713) 944-0455.

What is Carlos Aguilar's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Carlos Aguilar enrolled in Medicare?

Yes. Carlos Aguilar is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Does Carlos Aguilar hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 45D1035078) is associated with this NPI, valid through December 20, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Carlos Aguilar accept?

Health plans from Blue Cross and Blue Shield of Texas, Imperial Insurance Companies, Inc., Molina Healthcare, UnitedHealthcare and WellPoint list Carlos Aguilar as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Carlos Aguilar affiliated with any hospitals?

According to CMS data, Carlos Aguilar is affiliated with Hca Houston Healthcare Southeast and Memorial Hermann Hospital System.

When was this NPI record last updated?

The NPPES record for Carlos Aguilar was last updated on March 17, 2008. NPI Profile syncs with the weekly NPPES data releases published by CMS.