VALENTINE MILLIEN M.D./PH.D.
NPI 1841670205
Internal Medicine - Gastroenterology in Houston, TX

Active since June 01, 2015PECOS EnrolledAccepts Medicare Assignment
18123 UPPER BAY RD STE 400, HOUSTON, TX 77058(281) 523-3320 Get Directions Write a Review

NPPES record last updated: July 24, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Valentine Millien M.d./ph.d. NPPES

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

VALENTINE MILLIEN M.D./PH.D. (NPI 1841670205) is an individual gastroenterology provider in Houston, Texas, licensed in Texas (S7501) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS, is affiliated with Houston Methodist Hospital, and is a graduate of Baylor College Of Medicine (2014).

NPPES Registry Identity

NPI1841670205
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameVALENTINE MILLIENCredential: M.D./PH.D.
Location Address18123 UPPER BAY RD STE 400Houston, TX 77058-3875
Mailing Address18123 Upper Bay Rd Ste 400Houston, TX 77058-3875 · (281) 523-3320
Sole ProprietorYes
Medical School CMSBaylor College Of MedicineGraduated 2014
Enumeration DateJune 1, 2015
Last NPPES UpdateJuly 24, 2023
NPPES CertifiedOctober 19, 2021
NPI 1841670205 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in TX · S7501
Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Also ListedInternal MedicineTaxonomy 207R00000X · License BP10052920 (TX)
18123 UPPER BAY RD STE 400, Houston, TX 77058

Other Names 1

Former Name (1)Valentine Ongeri

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

Valentine Millien M.d./ph.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 ID8224433743
PECOS Enrollment IDI20210823000311
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 13

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 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.
90 services75 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
75 services74 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
53 services52 patients
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.
50 services50 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
47 services46 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
44 services44 patients

Hospital Affiliations CMS Care Compare 2

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

Houston Methodist Hospital

Acute Care Hospitals · Houston, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450358
Location6565 FanninHouston, TX 77030 · Harris County
Emergency services Birthing friendly

Houston Methodist Clear Lake Hospital

Acute Care Hospitals · Nassau Bay, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450709
Location18300 Houston Methodist DrNassau Bay, TX 77058 · Harris County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77058 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 8

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

Internal Medicine (Rheumatology)
18123 UPPER BAY RD STE 400
HOUSTON, TX 77058
Psychiatry & Neurology (Neurology)
18123 UPPER BAY RD STE 400
HOUSTON, TX 77058
Internal Medicine (Gastroenterology)
18123 UPPER BAY RD STE 400
HOUSTON, TX 77058
Physician Assistant
18123 UPPER BAY RD STE 400
HOUSTON, TX 77058
Neurological Surgery
18123 UPPER BAY RD STE 400
HOUSTON, TX 77058
Internal Medicine (Endocrinology, Diabetes & Metabolism)
18123 UPPER BAY RD STE 400
HOUSTON, TX 77058
Surgery
18123 UPPER BAY RD STE 400
HOUSTON, TX 77058
Internal Medicine (Gastroenterology)
18123 UPPER BAY RD STE 400
HOUSTON, TX 77058

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 Valentine Millien's NPI number?

The NPI number for Valentine Millien is 1841670205. It was assigned to this individual provider in the NPPES registry on June 1, 2015. The provider is also known as Valentine Ongeri.

Where is Valentine Millien located?

Valentine Millien practices at 18123 Upper Bay Rd Ste 400, Houston, TX 77058. The listed phone number is (281) 523-3320.

What is Valentine Millien's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Valentine Millien enrolled in Medicare?

Yes. Valentine Millien 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 Valentine Millien accept?

Health plans from Community Health Choice, Molina Healthcare and WellPoint list Valentine Millien 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 Valentine Millien affiliated with any hospitals?

According to CMS data, Valentine Millien is affiliated with Houston Methodist Hospital and Houston Methodist Clear Lake Hospital.

When was this NPI record last updated?

The NPPES record for Valentine Millien was last updated on July 24, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.