MARCEL B TWAHIRWA MD
NPI 1841381167
Internal Medicine - Endocrinology, Diabetes & Metabolism in Edinburg, TX

Q: What is Marcel Twahirwa's NPI number?

The NPI number for Marcel Twahirwa is 1841381167. It was assigned to this individual provider in the NPPES registry on September 28, 2006.

Q: What is Marcel Twahirwa's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Q: When was this NPI record last updated?

The NPPES record for Marcel Twahirwa was last updated on January 19, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years 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 September 28, 2006PECOS EnrolledAccepts Medicare Assignment

100/100

CMS Quality Rating

2609 MICHAELANGELO DR, EDINBURG, TX 78539(956) 362-5650(956) 362-2574 Get Directions Write a Review

NPPES record last updated: January 19, 2017. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Marcel B Twahirwa Md NPPES

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

MARCEL B TWAHIRWA MD (NPI 1841381167) is an individual endocrinology, diabetes & metabolism provider in Edinburg, Texas, licensed in Texas (K3869) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Rio Grande Regional Hospital, and is a graduate of Other (1990).

NPPES Registry Identity

NPI1841381167

Entity TypeIndividualMale

Primary Taxonomy207RE0101X

Provider Legal NameMARCEL B TWAHIRWACredential: MD

Location Address2609 MICHAELANGELO DREdinburg, TX 78539-1417

Mailing AddressPo Box 2646Mcallen, TX 78502-2646 · (956) 362-2171 · Fax (956) 362-2574

Phone(956) 362-5650

Fax(956) 362-2574

Sole ProprietorNo

Medical School CMSOtherGraduated 1990

Enumeration DateSeptember 28, 2006

Last NPPES UpdateJanuary 19, 2017

✔ NPI 1841381167 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

License✔ Licensed in TX · K3869

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

2609 MICHAELANGELO DR, Edinburg, TX 78539

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Other Identifiers 2

Medicaid096461106TX

Medicare PIN324449YY3FTX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.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

Marcel B Twahirwa 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 ID3173506896

PECOS Enrollment IDI20040611001058

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 8

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.

304 services144 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

139 services83 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.

92 services61 patients

Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251

This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.

26 services21 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.

22 services22 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

21 services16 patients

Hospital Affiliations CMS Care Compare 2

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

Rio Grande Regional Hospital

Acute Care Hospitals · Mcallen, TX

3/5 CMS rating

OwnershipProprietary

CMS Certification Number450711

Location101 E Ridge RdMcallen, TX 78503 · Hidalgo County

Emergency services Birthing friendly

Doctors Hosptal At Renaissance

Acute Care Hospitals · Edinburg, TX

3/5 CMS rating

OwnershipPhysician

CMS Certification Number450869

Location5501 South MccollEdinburg, TX 78539 · Hidalgo County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78539 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.

100/100

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

Scored as part of a group practice

Quality

100

Improvement Activities

Referred Medical Equipment & Supplies CMS DME claims 7

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supplies for maintenance of insulin infusion catheter, per week A4224

DME-Other DME · category DE017N

4 suppliers25 claims321 services$18.37 avg. paid by Medicare

Supplies for external insulin infusion pump, syringe type cartridge, sterile, each A4225

DME-Other DME · category DE017N

4 suppliers23 claims690 services$2.36 avg. paid by Medicare

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

32 suppliers92 claims360 services$6.25 avg. paid by Medicare

Normal, low and high calibrator solution / chips A4256

DME-Other DME · category DE000N

4 suppliers20 claims20 services$2.93 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

19 suppliers59 claims117 services$1.17 avg. paid by Medicare

External ambulatory infusion pump, insulin E0784

DME-Other DME · category DE017N

3 suppliers34 claims34 services$299.37 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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Other Providers at the Same Location NPPES 9

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

PATRICIA CASTILLEJA APRN-CNP

Nurse Practitioner (Family)