ALLIANCE ANESTHESIA SERVICES
NPI 1003580994
Nurse Anesthetist, Certified Registered in Webster, TX

Q: What is Alliance Anesthesia Services's NPI number?

The NPI number for Alliance Anesthesia Services is 1003580994. It was assigned to this organization in the NPPES registry on August 4, 2021.

Q: What is Alliance Anesthesia Services's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Active since August 04, 2021

220 E MEDICAL CENTER BLVD, WEBSTER, TX 77598(832) 858-6531 Get Directions Write a Review

NPPES record last updated: September 29, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 29, 2022, Aug 4, 2021 (2 updates tracked since 2021).

On this page

About Alliance Anesthesia Services NPPES

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

ALLIANCE ANESTHESIA SERVICES (NPI 1003580994) is a healthcare organization registered as a nurse anesthetist, certified registered in Webster, Texas and active in the NPI registry since August 2021. The organization lists Mohamad Azzam, Managing Partner, as its authorized official.

NPPES Registry Identity

NPI1003580994

Entity TypeOrganization

Primary Taxonomy367500000X

Legal Business NameALLIANCE ANESTHESIA SERVICES

Location Address220 E MEDICAL CENTER BLVDWebster, TX 77598-4319

Mailing Address220 E Medical Center BlvdWebster, TX 77598-4319 · (832) 858-6531

Phone(832) 858-6531

Organization SubpartNo

Authorized OfficialMohamad AzzamManaging Partner · (832) 858-6531

Enumeration DateAugust 4, 2021

Last NPPES UpdateSeptember 29, 20222 updates tracked since enumeration

NPPES CertifiedSeptember 29, 2022

✔ NPI 1003580994 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code367500000X

Definition

(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.

220 E MEDICAL CENTER BLVD, Webster, TX 77598

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alliance Anesthesia Services is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 3 clinicians reassign Medicare billing to Alliance Anesthesia Services, which bills Medicare for the services they deliver. They are listed nearest first.

Clinicians, nearest first (3)

Richard Haydock, CRNA

Certified Registered Nurse Anesthetist (CRNA)

NPI 1528094729

1635 NORTH LOOP WEST
Houston, TX 77008

(713) 400-2990

✔ Accepts Medicare26 mi

Brandy Taylor, CRNA

Certified Registered Nurse Anesthetist (CRNA)

NPI 1205206794

6606 LBJ FWY STE 200
Dallas, TX 75240

(972) 715-5000

✔ Accepts Medicare253 mi

Heather Martin, CRNA

Certified Registered Nurse Anesthetist (CRNA)

NPI 1851669279

5165 MCCARTY LN
Lafayette, IN 47905

(765) 448-8000

✔ PECOS✔ Accepts Medicare884 mi

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

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 Alliance Anesthesia Services's NPI number?

The NPI number for Alliance Anesthesia Services is 1003580994. It was assigned to this organization in the NPPES registry on August 4, 2021.

Where is Alliance Anesthesia Services located?

Alliance Anesthesia Services is located at 220 E Medical Center Blvd, Webster, TX 77598. The listed phone number is (832) 858-6531.

What is Alliance Anesthesia Services's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Alliance Anesthesia Services enrolled in Medicare?

Yes. Alliance Anesthesia Services is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Alliance Anesthesia Services?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians, all in Certified Registered Nurse Anesthetist (CRNA), reassign their Medicare billing to Alliance Anesthesia Services. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Alliance Anesthesia Services was last updated on September 29, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.