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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ENRIQUE MARQUEZ STA ANA V MD
NPI 1669499612
Surgery in Houston, TX

Active since July 16, 2006PECOS EnrolledAccepts Medicare Assignment
1140 BUSINESS CENTER DR STE 400, HOUSTON, TX 77043(713) 464-1981(713) 464-1131 Get Directions Write a Review

NPPES record last updated: September 16, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 16, 2026, Sep 20, 2024, Aug 20, 2018 (3 updates tracked since 2018).

About Enrique Marquez Sta Ana V Md NPPES

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

ENRIQUE MARQUEZ STA ANA V MD (NPI 1669499612) is an individual surgery provider in Houston, Texas, licensed in Texas (Q5284) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Memorial Hermann Hospital System, and is a graduate of Jc Edwards School Of Medicine, Marshall University (2001).

NPPES Registry Identity

NPI1669499612
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameENRIQUE MARQUEZ STA ANA VCredential: MD
Location Address1140 BUSINESS CENTER DR STE 400Houston, TX 77043-2746
Mailing Address930 Frostwood Dr Ste 2.200Houston, TX 77024-2450 · (713) 338-4523 · Fax (713) 338-6500
Phone(713) 464-1981
Fax(713) 464-1131
Sole ProprietorNo
Medical School CMSJc Edwards School Of Medicine, Marshall UniversityGraduated 2001
Enumeration DateJuly 16, 2006
Last NPPES UpdateSeptember 16, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 16, 2026
✔ NPI 1669499612 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in TX · Q5284
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
1140 BUSINESS CENTER DR STE 400, Houston, TX 77043
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Other Names 1

Other Name (5)Dr. Enrique M Santa Ana Md

Other Identifiers 2

Other8FJ546TX · Bcbs Tx
Medicaid348879301TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Oscar Insurance Company, WellPoint.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Enrique Marquez Sta Ana V 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 ID3274536396
PECOS Enrollment IDI20150817002259
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.

Medicare Billing Reassignment

Medicare enrollment records show Enrique Sta Ana reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Memorial Hermann Medical Group
19 mi
Family Medicine
6631 W CROSS CREEK BEND LN STE 200
Fulshear, TX 77441
  • Reassigned Medicare billing, Texas enrollment
  • 1,235 clinicians in this Medicare group
NPI 1003985102 (832) 658-5750

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
26 services26 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
18 services18 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
12 services11 patients

Hospital Affiliations CMS Care Compare 2

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

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

Memorial Hermann Memorial City Hospital

Acute Care Hospitals · Houston, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450610
Location921 GessnerHouston, TX 77024 · Harris County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77043 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
$90.40 typical visit price
range $58.24 – $176.98
Typical copayment $22.60 (range $14.56 – $44.24)
Most-billed visit code 99203
Established Patient
$72.62 typical visit price
range $18.60 – $143.93
Typical copayment $18.15 (range $4.65 – $35.98)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
82%984 patients3/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
100%55 patients5/55-star benchmark: 100%
Perioperative Care: Venous Thromboembolism (VTE) Prophylaxis (When Indicated in ALL Patients)
Percentage of surgical patients aged 18 years and older undergoing procedures for which venous thromboembolism (VTE) prophylaxis is indicated in all patients, who had an order for Low Molecular Weight Heparin (LMWH), Low- Dose Unfractionated Heparin (LDUH)…
100%42 patients
Pneumococcal Vaccination Status for Older Adults
Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine
1%104 patients1/55-star benchmark: 90%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
24%374 patients2/55-star benchmark: 97%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
Patients tobacco: 85% · 47 patients
94%47 patients
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
11%589 patients1/55-star benchmark: 100%
Use of High-Risk Medications in the Elderly
Percentage of patients 65 years of age and older who were ordered high-risk medications. Two rates are submitted. 1) Percentage of patients who were ordered at least one high-risk medication.
Lower rates are better for this measure.
Patients 2+: 0% · 104 patients
0%104 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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 Enrique Sta Ana's NPI number?

The NPI number for Enrique Sta Ana is 1669499612. It was assigned to this individual provider in the NPPES registry on July 16, 2006. The provider is also known as Dr. Enrique M Santa Ana MD.

Where is Enrique Sta Ana located?

Enrique Sta Ana practices at 1140 Business Center Dr Ste 400, Houston, TX 77043. The listed phone number is (713) 464-1981.

What is Enrique Sta Ana's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Enrique Sta Ana enrolled in Medicare?

Yes. Enrique Sta Ana 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.

Which organization bills Medicare for Enrique Sta Ana's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Enrique Sta Ana reassigns Medicare benefits to Memorial Hermann Medical Group (Fulshear, TX). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Enrique Sta Ana's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Enrique Sta Ana accept?

Health plans from Blue Cross and Blue Shield of Texas, Oscar Insurance Company and WellPoint list Enrique Sta Ana 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 Enrique Sta Ana affiliated with any hospitals?

According to CMS data, Enrique Sta Ana is affiliated with Memorial Hermann Hospital System and Memorial Hermann Memorial City Hospital.

When was this NPI record last updated?

The NPPES record for Enrique Sta Ana was last updated on September 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 41 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.