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

FAISAL MASUD M.D.
NPI 1023054525
Anesthesiology - Critical Care Medicine in Houston, TX

Active since June 22, 2006PECOS EnrolledAccepts Medicare Assignment
6565 FANNIN ST, SUITE B452, HOUSTON, TX 77030(713) 441-3620(713) 790-2082 Get Directions Write a Review

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

Record update history: Sep 29, 2026, Apr 22, 2019, Jun 30, 2016 (3 updates tracked since 2016).

About Faisal Masud M.d. NPPES

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

FAISAL MASUD M.D. (NPI 1023054525) is an individual critical care medicine provider in Houston, Texas, licensed in Texas (K3327) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Houston Methodist Hospital, and maintains a secondary practice location in Houston.

NPPES Registry Identity

NPI1023054525
Entity TypeIndividualMale
Primary Taxonomy207LC0200X
Provider Legal NameFAISAL MASUDCredential: M.D.
Location Address6565 FANNIN ST, SUITE B452Houston, TX 77030-2703
Mailing Address6565 Fannin St, Suite B452Houston, TX 77030-2703 · (713) 441-3620 · Fax (713) 790-2082
Phone(713) 441-3620
Fax(713) 790-2082
Sole ProprietorNo
Medical School CMSOtherGraduated 1988
Enumeration DateJune 22, 2006
Last NPPES UpdateSeptember 29, 20263 updates tracked since enumeration
✔ NPI 1023054525 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiology · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207LC0200X
License✔ Licensed in TX · K3327
Definition
An anesthesiologist, who specializes in critical care medicine diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
6565 FANNIN ST, Houston, TX 77030
Open in Google Maps ↗

Secondary Practice Location 1

Location 16565 Fannin St, Suite B452Houston, TX 77030-2703 · Phone (713) 441-3620 · Fax (713) 790-2082

Other Identifiers 8

OtherP01254105TX · Medicare Rr
Medicaid129981008TX
OtherP01030496TX · Rr Medicare
Medicaid129981010TX
Other616192200TX · Us Dept Of Labor
Medicaid129981011TX
Medicaid129981009TX
Other8V3832TX · Blue Cross Blue Shield

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Faisal Masud M.d. 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 ID8224044334
PECOS Enrollment IDI20060227000768
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

2

Medicare enrollment records show Faisal Masud reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Tmh Physician Associates PLLC
0.2 mi
Ophthalmology
6550 FANNIN ST, SUITE 447
Houston, TX 77030
  • Reassigned Medicare billing, Texas enrollment
  • 2,407 clinicians in this Medicare group
NPI 1275779225 (713) 441-7389
Houston Methodist Specialty Physicians
0.8 mi
Otolaryngology
7550 GREENBRIAR DR STE 600
Houston, TX 77030
  • Reassigned Medicare billing, Texas enrollment
  • 1,579 clinicians in this Medicare group
NPI 1902614332 (281) 414-6055

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 3

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.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
224 services85 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
38 services29 patients
Critical care, each additional 30 minutes 99292
Critical care refers to special attention given to patients facing life-threatening conditions. Each additional 30 minutes indicates the extension of this specialized care. This might include close monitoring, medication adjustments, and immediate interventions as needed.
13 services11 patients

Hospital Affiliations CMS Care Compare

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

Houston Methodist Hospital

Acute Care Hospitals · Houston, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450358
Location6565 FanninHouston, TX 77030 · Harris County
Emergency services Birthing friendly

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.

SMAROULA DILIOGLOU PHD
Specialist/Technologist, Pathology
6565 FANNIN ST, MS205
HOUSTON, TX 77030
Harris County (713) 394-6450
MS. PRISCILLA DIAZ RN
Registered Nurse
6565 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 441-2030
HOUSTON METHODIST CARDIOVASCULAR ANESTHESIA
Anesthesiology
6565 FANNIN ST
HOUSTON, TX 77030
Harris County (832) 667-6097
LAN ZHOU MD
Pathology (Anatomic Pathology & Clinical Pathology)
6565 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 394-6450
DR. AMANDA WALTON BASFORD M.D.
Internal Medicine (Nephrology)
6565 FANNIN ST, FONDREN 270
HOUSTON, TX 77030
Harris County (713) 441-0006
MRS. AMY REYES MICLAT RN, MS, CCRN, APRN-B
Nurse Practitioner (Acute Care)
6565 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 441-4999
DR. MAHEEN ADAM WARDAK MD
Anesthesiology
6565 FANNIN ST
HOUSTON, TX 77030
Harris County (713) 441-2194
DR. SHUANG LI M.D.
Hospitalist
6565 FANNIN ST
HOUSTON, TX 77030
Harris County (832) 368-9466

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 Faisal Masud's NPI number?

The NPI number for Faisal Masud is 1023054525. It was assigned to this individual provider in the NPPES registry on June 22, 2006.

Where is Faisal Masud located?

Faisal Masud practices at 6565 Fannin St Suite B452, Houston, TX 77030. The listed phone number is (713) 441-3620.

What is Faisal Masud's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Critical Care Medicine, with taxonomy code 207LC0200X.

Is Faisal Masud enrolled in Medicare?

Yes. Faisal Masud is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Faisal Masud's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Faisal Masud reassigns Medicare benefits to 2 organizations: Tmh Physician Associates PLLC (Houston, TX) and Houston Methodist Specialty Physicians (Houston, TX). Each 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 Faisal Masud's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Faisal Masud affiliated with any hospitals?

According to CMS data, Faisal Masud is affiliated with Houston Methodist Hospital.

When was this NPI record last updated?

The NPPES record for Faisal Masud was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 40 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.