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

DR. MAHMOOD BARAZI M.D.
NPI 1942498803
Internal Medicine in Houston, TX

Q: What is Mahmood Barazi's NPI number?

The NPI number for Mahmood Barazi is 1942498803. It was assigned to this individual provider in the NPPES registry on October 4, 2007. The provider is also known as Mahmoud Hammo Barazi MD.

Q: What is Mahmood Barazi's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Mahmood Barazi was last updated on October 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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 October 04, 2007PECOS Enrolled

18333 EGRET BAY BLVD STE 140, HOUSTON, TX 77058(281) 332-3001(281) 332-3005 Get Directions Write a Review

NPPES record last updated: October 20, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 21, 2026, Mar 8, 2018 (2 updates tracked since 2018).

On this page

About Dr. Mahmood Barazi M.d. NPPES

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

DR. MAHMOOD BARAZI M.D. (NPI 1942498803) is an individual internal medicine provider in Houston, Texas, licensed in Texas (N1342) and active in the NPI registry since October 2007. He is enrolled in Medicare PECOS, is affiliated with University Of Texas Medical Branch Galveston, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1942498803

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDR. MAHMOOD BARAZICredential: M.D.

Location Address18333 EGRET BAY BLVD STE 140Houston, TX 77058-3239

Mailing Address18333 Egret Bay Blvd Ste 140Houston, TX 77058-3239 · (281) 332-3001 · Fax (281) 332-3005

Phone(281) 332-3001

Fax(281) 332-3005

Sole ProprietorNo

Medical School CMSUniversity Of Connecticut School Of MedicineGraduated 2001

Enumeration DateOctober 4, 2007

Last NPPES UpdateOctober 20, 20262 updates tracked since enumeration

NPPES CertifiedOctober 20, 2026

✔ NPI 1942498803 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in TX · N1342

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedInternal Medicine · NephrologyTaxonomy 207RN0300X · License N1342 (TX)

18333 EGRET BAY BLVD STE 140, Houston, TX 77058

Open in Google Maps ↗

Other Names 1

Professional Name (2)Mahmoud Hammo Barazi Md

Secondary Practice Locations 3

Location 12240 Gulf Fwy SLeague City, TX 77573-5143 · Phone (409) 772-1011

Location 2200 Blossom StWebster, TX 77598-4204 · Phone (832) 632-6500

Location 3502 S Closner BlvdEdinburg, TX 78539-4660 · Phone (956) 292-0100 · Fax (956) 468-2997

Other Identifiers 4

Medicaid286664201TX

Medicaid286664207TX

Medicaid286664208TX

Other8PH131TX · Bcbs

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, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mahmood Barazi M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8628249489

PECOS Enrollment IDI20110927000810

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.

Medicare Billing Reassignments

Medicare enrollment records show Mahmood Barazi reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Xpertmd

Same address

Hospitalist

18333 EGRET BAY BLVD STE 140
Houston, TX 77058

Reassigned Medicare billing, Texas enrollment
39 clinicians in this Medicare group

NPI 1205360518 (281) 332-3001

Monzer H Yazji MD & Associates PLLC

292 mi

Internal Medicine

502 S CLOSNER BLVD
Edinburg, TX 78539

Reassigned Medicare billing, Texas enrollment
67 clinicians in this Medicare group

NPI 1073508545 (956) 292-0100

MD Hospitalists PLLC

300 mi

Hospitalist

110 E SAVANNAH AVE, BLDG B SUITE 203
Mcallen, TX 78503

Reassigned Medicare billing, Texas enrollment
40 clinicians in this Medicare group

NPI 1235672809 (956) 686-7611

South Texas Physician Partners PLLC

301 mi

Internal Medicine

1920 E GRIFFIN PKWY
Mission, TX 78572

Reassigned Medicare billing, Texas enrollment
66 clinicians in this Medicare group

NPI 1801580097 (956) 468-2999

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 4

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.

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.

214 services202 patients

Dialysis services, 4 or more physician visits per month (20 years or older) 90960

Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.

74 services13 patients

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.

51 services24 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.

41 services24 patients

Hospital Affiliations CMS Care Compare 2

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

University Of Texas Medical Branch Galveston

Acute Care Hospitals · Galveston, TX

3/5 CMS rating

OwnershipGovernment - State

CMS Certification Number450018

Location301 University BoulevardGalveston, TX 77555 · Galveston County

Emergency services Birthing friendly

South Texas Health System

Acute Care Hospitals · Edinburg, TX

3/5 CMS rating

OwnershipProprietary

CMS Certification Number450119

Location1102 W Trenton RoadEdinburg, TX 78539 · Hidalgo 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 20

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

CHARMAINE FULTON AGACNP-BC

Nurse Practitioner (Acute Care)