What is Ammar Halloum's NPI number?

Ammar Halloum's National Provider Identifier (NPI) is 1043300148, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ammar Halloum's specialty?

Ammar Halloum is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).

Where is Ammar Halloum located?

Ammar Halloum's practice location on file with NPPES is 844 Central Blvd, Brownsville, TX 78520-7552.

What is Ammar Halloum's phone number?

The practice phone number listed in the NPPES registry for Ammar Halloum is (956) 428-7862.

Does Ammar Halloum accept Medicare?

Ammar Halloum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Ammar Halloum's NPI active?

Yes — Ammar Halloum's NPI (1043300148) is active in the NPPES registry as of the last update on 2012-02-29.

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Ammar Halloum, M.D.

NPI 1043300148 · Pulmonary Disease Physician · Brownsville, TX

Ammar Halloum, M.D. is a Pulmonary Disease Physician provider in Brownsville, TX (NPI 1043300148).

Provider details

NPI number: 1043300148
Entity type: Individual
Primary specialty: Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
Sole proprietor: No
License: M4804 (TX)

Practice location

844 Central Blvd

420

Brownsville, TX 78520-7552

Phone: (956) 428-7862

Fax: (956) 440-0395

Approximate (ZIP-level) locationGet directions

More TX providers

Mailing address

510 Victoria Lane

Harlingen, TX 78550-7840

Specialties & taxonomies

Pulmonary Disease PhysicianPrimary207RP1001XLicense M4804 (TX)
Allopathic & Osteopathic Physicians
Critical Care Medicine (Internal Medicine) Physician207RC0200XLicense M4804 (TX)
Allopathic & Osteopathic Physicians
Internal Medicine Physician207R00000XLicense M4804 (TX)
Allopathic & Osteopathic Physicians

Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Detailed profile(75/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure25% of score
20 yrs in NPPES registry
Profile completeness25% of score
100% of core fields populated
Practice footprint15% of score
1 documented practice location
Medicare service volume (vs. specialty peers)25% of score
623 Medicare services, 2024 (ranked within specialty)
Open Payments transparency10% of score
Has Open Payments disclosures (2024)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233	215	$112
Critical Care, First 30-74 Minutes99291	178	$203
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	173	$75
Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223	25	$164
Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222	19	$124
Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556	13

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$100 across 1 record (Open Payments 2024)

Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.

Enumerated: 2006-10-13
Last updated: 2012-02-29

Frequently asked questions

What is Ammar Halloum's NPI number?: Ammar Halloum's National Provider Identifier (NPI) is 1043300148, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Ammar Halloum's specialty?: Ammar Halloum is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
Where is Ammar Halloum located?: Ammar Halloum's practice location on file with NPPES is 844 Central Blvd, Brownsville, TX 78520-7552.
What is Ammar Halloum's phone number?: The practice phone number listed in the NPPES registry for Ammar Halloum is (956) 428-7862.
Does Ammar Halloum accept Medicare?: Ammar Halloum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Ammar Halloum's NPI active?: Yes — Ammar Halloum's NPI (1043300148) is active in the NPPES registry as of the last update on 2012-02-29.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233	215	$112
Critical Care, First 30-74 Minutes99291	178	$203
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	173	$75
Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223	25	$164
Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222	19	$124
Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556	13

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$100 across 1 record (Open Payments 2024)

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

Transparency — industry payments

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)

Transparency — industry payments