DR. XIMENA MILLAN M.D.
NPI 1063576015
Internal Medicine - Infectious Disease in Houston, TX

Active since December 21, 2006PECOS EnrolledAccepts Medicare Assignment
800 PEAKWOOD DR, SUITE 3A, HOUSTON, TX 77090(281) 587-8777(281) 587-2577 Get Directions Write a Review

NPPES record last updated: March 25, 2019. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Ximena Millan M.d. NPPES

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

DR. XIMENA MILLAN M.D. (NPI 1063576015) is an individual infectious disease provider in Houston, Texas, licensed in Texas (N3890) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS, is affiliated with St Luke's The Woodlands Hospital, and is a graduate of Other (2000).

NPPES Registry Identity

NPI1063576015
Entity TypeIndividualFemale
Primary Taxonomy207RI0200X
Provider Legal NameDR. XIMENA MILLANCredential: M.D.
Location Address800 PEAKWOOD DR, SUITE 3AHouston, TX 77090-2900
Mailing Address115 Birch Canoe DrTomball, TX 77375-1484 · (832) 316-1866 · Fax (832) 426-7698
Fax(281) 587-2577
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateDecember 21, 2006
Last NPPES UpdateMarch 25, 2019
NPI 1063576015 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License Licensed in TX · N3890
Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

Also ListedInternal MedicineTaxonomy 207R00000X · License 242130 (NY)
800 PEAKWOOD DR, Houston, TX 77090

Other Identifiers 1

Medicaid02823325NY

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. Ximena Millan M.d. 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 ID3779610852
PECOS Enrollment IDI20100421000611
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.

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
856 services299 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.
356 services303 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
71 services30 patients

Hospital Affiliations CMS Care Compare 2

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

St Luke's The Woodlands Hospital

Acute Care Hospitals · The Woodlands, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450862
Location17200 St Luke's WayThe Woodlands, TX 77384 · Montgomery County
Emergency services Birthing friendly

Houston Methodist The Woodlands Hospital

Acute Care Hospitals · The Woodlands, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number670122
Location17201 Interstate 45 SouthThe Woodlands, TX 77385 · Montgomery County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77090 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.

Other Providers at the Same Location NPPES 20

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

Internal Medicine
800 PEAKWOOD DR, 6G
HOUSTON, TX 77090
Internal Medicine (Infectious Disease)
800 PEAKWOOD DR, SUITE 3A
HOUSTON, TX 77090
Thoracic Surgery (Cardiothoracic Vascular Surgery)
800 PEAKWOOD DR, STE 4A
HOUSTON, TX 77090
Internal Medicine
800 PEAKWOOD DR, STE. 6G
HOUSTON, TX 77090
Internal Medicine
800 PEAKWOOD DR, SUITE 7H
HOUSTON, TX 77090
Podiatrist (Primary Podiatric Medicine)
800 PEAKWOOD DR, STE 4E
HOUSTON, TX 77090
Radiology (Diagnostic Radiology)
800 PEAKWOOD DR, SUITE 5E
HOUSTON, TX 77090
Specialist
800 PEAKWOOD DR, STE 8C
HOUSTON, TX 77090

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 Ximena Millan's NPI number?

The NPI number for Ximena Millan is 1063576015. It was assigned to this individual provider in the NPPES registry on December 21, 2006.

Where is Ximena Millan located?

Ximena Millan practices at 800 Peakwood Dr Suite 3A, Houston, TX 77090. The listed phone number is (281) 587-8777.

What is Ximena Millan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Ximena Millan enrolled in Medicare?

Yes. Ximena Millan 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.

What insurance does Ximena Millan accept?

Health plans from Community Health Choice list Ximena Millan 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 Ximena Millan affiliated with any hospitals?

According to CMS data, Ximena Millan is affiliated with St Luke's The Woodlands Hospital and Houston Methodist The Woodlands Hospital.

When was this NPI record last updated?

The NPPES record for Ximena Millan was last updated on March 25, 2019. NPI Profile syncs with the weekly NPPES data releases published by CMS.