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

DR. MATTHEW TIMOTHY CLARK M.D.
NPI 1497072227
Internal Medicine - Gastroenterology in Shenandoah, TX

Q: What is Matthew Clark's NPI number?

The NPI number for Matthew Clark is 1497072227. It was assigned to this individual provider in the NPPES registry on May 4, 2010.

Q: What is Matthew Clark's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Matthew Clark was last updated on July 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.

Active since May 04, 2010PECOS Enrolled

14.05/100

CMS Quality Rating

129 VISION PARK BLVD STE 307, SHENANDOAH, TX 77384(936) 321-5440(369) 271-3705 Get Directions Write a Review

NPPES record last updated: July 22, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 22, 2026, Mar 4, 2026, Nov 11, 2020 and 2 more (5 updates tracked since 2020).

On this page

About Dr. Matthew Timothy Clark M.d. NPPES

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

DR. MATTHEW TIMOTHY CLARK M.D. (NPI 1497072227) is an individual gastroenterology provider in Shenandoah, Texas, licensed in Texas (R2309) and active in the NPI registry since May 2010. He is enrolled in Medicare PECOS, is affiliated with Memorial Hermann Hospital System, and is a graduate of Other (2010).

NPPES Registry Identity

NPI1497072227

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. MATTHEW TIMOTHY CLARKCredential: M.D.

Location Address129 VISION PARK BLVD STE 307Shenandoah, TX 77384-3024

Mailing Address129 Vision Park Blvd Ste 307Shenandoah, TX 77384-3024 · (936) 321-5440 · Fax (866) 538-8010

Phone(936) 321-5440

Fax(369) 271-3705

Sole ProprietorNo

Medical School CMSOtherGraduated 2010

Enumeration DateMay 4, 2010

Last NPPES UpdateJuly 22, 20265 updates tracked since enumeration

NPPES CertifiedJuly 22, 2026

✔ NPI 1497072227 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in TX · R2309

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.

129 VISION PARK BLVD STE 307, Shenandoah, TX 77384

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Molina Healthcare, UnitedHealthcare.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. Matthew Timothy Clark 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 ID1850532581

PECOS Enrollment IDI20170517001820

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 18

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.

309 services214 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.

159 services155 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.

136 services136 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.

115 services114 patients

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.

56 services55 patients

Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 43249

This procedure involves using a flexible tube with a camera, called an endoscope, to gently expand narrowed areas in your esophagus, stomach, or upper small bowel. A small balloon is inflated, making it easier for food and liquid to pass through. It's safe and effective.

44 services43 patients

Removal of external hemorrhoids by rubber banding 46221

Rubber band ligation is a procedure used to treat external hemorrhoids. A doctor places small rubber bands around the base of the hemorrhoids. This cuts off blood supply, causing them to shrink and fall off, typically within a week.

38 services13 patients

Diagnostic exam of large bowel using a flexible endoscope 45378

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

35 services33 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

25 services25 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.

24 services24 patients

Detection test by nucleic acid for digestive tract pathogen, multiple types or subtypes, 12-25 targets 87507

This is a test that identifies various pathogens in your digestive tract by analyzing their genetic material, or nucleic acids. It can detect 12-25 different types or subtypes of pathogens, assisting in accurate diagnosis and treatment.

24 services21 patients

Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235

This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.

23 services22 patients

New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more 99202

This service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.

21 services21 patients

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.

20 services18 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

18 services18 patients

Measurement of liver stiffness 91200

Measurement of liver stiffness is a non-invasive procedure that helps assess the health of your liver. It uses sound waves to detect the hardness of the liver tissue, which can indicate conditions like fibrosis or cirrhosis. It's a simple, painless test that provides valuable information about your liver's health.

12 services12 patients

Test for tone and sensation of rectum and anus 91120

This procedure checks the health of the lower digestive tract. The doctor gently examines the area to assess its muscle strength and sensitivity. This helps in detecting any abnormal conditions. It's a standard, safe procedure with minimal discomfort.

11 services11 patients

Study of rectum sensitivity and function 91122

This procedure examines the rectum's sensitivity and functionality. It involves a small, soft balloon inserted into the rectum and inflated to various degrees. The goal is to assess how well your rectum can sense and respond to different volumes. It's a crucial test for diagnosing certain digestive issues.

11 services11 patients

Hospital Affiliations CMS Care Compare 3

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

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 77384 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

$126.40 typical visit price

range $54.84 – $166.88

Typical copayment $31.60 (range $13.71 – $41.72)

Most-billed visit code 99204

Established Patient

$97.05 typical visit price

range $17.52 – $136.11

Typical copayment $24.26 (range $4.38 – $34.02)

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.

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.

14.05/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

Improvement Activities

Cost

46.84

Reported Quality Measures

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…

100%22 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.

Other Providers at the Same Location NPPES 4

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

AVAIS MURAD CHATHA M.D.

Internal Medicine (Gastroenterology)

129 VISION PARK BLVD STE 307
SHENANDOAH, TX 77384

Montgomery County (936) 321-5440

GASTROENTEROLOGY PARTNERS OF NORTH HOUSTON PLLC

Internal Medicine (Gastroenterology)

129 VISION PARK BLVD STE 307
SHENANDOAH, TX 77384

Montgomery County (936) 321-5440

JOSHUA STEVEN DAVIS AGACNP

Nurse Practitioner

129 VISION PARK BLVD STE 307
SHENANDOAH, TX 77384

Montgomery County (936) 321-5440

SAMJHANA RAJBHANDARI

Nurse Practitioner (Family)

129 VISION PARK BLVD STE 307
SHENANDOAH, TX 77384

Montgomery County (936) 321-5440

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 Matthew Clark's NPI number?

The NPI number for Matthew Clark is 1497072227. It was assigned to this individual provider in the NPPES registry on May 4, 2010.

Where is Matthew Clark located?

Matthew Clark practices at 129 Vision Park Blvd Ste 307, Shenandoah, TX 77384. The listed phone number is (936) 321-5440.

What is Matthew Clark's specialty?

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

Is Matthew Clark enrolled in Medicare?

Yes. Matthew Clark 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 Matthew Clark accept?

Health plans from Blue Cross and Blue Shield of Texas, Molina Healthcare and UnitedHealthcare list Matthew Clark 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 Matthew Clark affiliated with any hospitals?

According to CMS data, Matthew Clark is affiliated with Memorial Hermann Hospital System, St Luke's The Woodlands Hospital and Houston Methodist The Woodlands Hospital.

When was this NPI record last updated?

The NPPES record for Matthew Clark was last updated on July 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.