MR. MARIO JONAS COUREAUX MASSO FNP
NPI 1346920683
Nurse Practitioner - Family in Houston, TX

Active since July 21, 2023PECOS Enrolled
8635 LONG POINT RD STE B, HOUSTON, TX 77055(713) 973-8292(713) 973-0841 Get Directions Write a Review

NPPES record last updated: October 8, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Oct 8, 2025, Jul 21, 2023 (2 updates tracked since 2023).

About Mr. Mario Jonas Coureaux Masso Fnp NPPES

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

MR. MARIO JONAS COUREAUX MASSO FNP (NPI 1346920683) is an individual family provider in Houston, Texas, licensed in Texas (1007500) and active in the NPI registry since July 2023. He is enrolled in Medicare PECOS.Information from the official NPPES registry record, last updated October 8, 2025.

NPPES Registry Identity

NPI1346920683
Entity TypeIndividualMale
Provider Legal NameMR. MARIO JONAS COUREAUX MASSOCredential: FNP
Location Address8635 LONG POINT RD STE BHouston, TX 77055-3037
Mailing Address8635 Long Point Rd Ste BHouston, TX 77055-3037 · (713) 973-8292 · Fax (713) 973-0841
Fax(713) 973-0841
Sole ProprietorYes
Enumeration DateJuly 21, 2023
Last NPPES UpdateOctober 8, 20252 updates tracked since enumeration
NPPES CertifiedOctober 8, 2025
NPI 1346920683 is a valid, active identifier and passes the ISO check-digit test. How NPI validation works

Primary Specialty

Nurse Practitioner · Family

Taxonomy 363LF0000X · Physician Assistants & Advanced Practice Nursing Providers

Licensed in TX · 1007500
8635 LONG POINT RD STE B, Houston, TX 77055

Medicare Participation & PECOS Enrollment Status

Mario Coureaux Masso is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Blood test, comprehensive group of blood chemicals

A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.

This service was performed 15 times for 15 patients

Blood test, lipids (cholesterol and triglycerides)

A lipid panel is a blood test that measures fats and fatty substances, such as cholesterol and triglycerides. These substances are used by your body as a source of energy. High levels can lead to health issues, including heart disease.

This service was performed 13 times for 13 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

This service was performed 14 times for 14 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more

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.

This service was performed 66 times for 43 patients

Hemoglobin a1c level

Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.

This service was performed 13 times for 13 patients

Physician Visit Costs

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 77055 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $90.4
  • Minimum New Patient Price $58.24
  • Maximum New Patient Price $176.98
  • Average New Patient Copayment $22.6
  • Minimum New Patient Copayment $14.56
  • Maximum New Patient Copayment $44.24

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $102.71
  • Minimum Established Patient Price $18.6
  • Maximum Established Patient Price $143.93
  • Average Established Patient Copayment $25.67
  • Minimum Established Patient Copayment $4.65
  • Maximum Established Patient Copayment $35.98

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Reviews for MR. MARIO JONAS COUREAUX MASSO FNP

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Other Providers at the Same Location


The following 6 providers are registered at the same or a nearby location.

Physician Assistant
8635 LONG POINT RD STE B
HOUSTON, TX 77055
Nurse Practitioner
8635 LONG POINT RD STE B
HOUSTON, TX 77055
Nurse Practitioner (Family)
8635 LONG POINT RD STE B
HOUSTON, TX 77055
Family Medicine
8635 LONG POINT RD STE B
HOUSTON, TX 77055
Physician Assistant
8635 LONG POINT RD STE B
HOUSTON, TX 77055
Nurse Practitioner (Family)
8635 LONG POINT RD STE B
HOUSTON, TX 77055

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1346920683, enumerated as an "individual" on July 21, 2023.

The provider is located at 8635 LONG POINT RD STE B HOUSTON, TX 77055 and the phone number is (713) 973-8292.

Nurse Practitioner with taxonomy code 363LF0000X and a focus in Family.

The provider might be accepting Accepts: Ambetter from Arizona Complete Health, Ambetter. Please consult your insurance carrier or call the provider to verify.