DR. MOHAMED WAEL J KHIRFAN MD
NPI 1124016829
Internal Medicine - Infectious Disease in Cypress, TX
About Dr. Mohamed Wael J Khirfan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MOHAMED WAEL J KHIRFAN MD (NPI 1124016829) is an individual infectious disease provider in Cypress, Texas, licensed in Texas (Q7724) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Houston Methodist Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Accepted Insurance
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
Dr. Mohamed Wael J Khirfan 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.
Medicare Billing Reassignments
2Medicare enrollment records show Mohamed Khirfan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Webster, TX 77598
- Reassigned Medicare billing, Texas enrollment
- 275 clinicians in this Medicare group
Peoria, AZ 85381
- Reassigned Medicare billing, Texas enrollment
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 6
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Houston Methodist Hospital
Acute Care Hospitals · Houston, TXHouston Methodist Willowbrook Hospital
Acute Care Hospitals · Houston, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 77429 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CYPRESS, TX 77429
CYPRESS, TX 77429
CYPRESS, TX 77429
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 Mohamed Khirfan's NPI number?
The NPI number for Mohamed Khirfan is 1124016829. It was assigned to this individual provider in the NPPES registry on October 7, 2005.
Where is Mohamed Khirfan located?
Mohamed Khirfan practices at 21216 Northwest Fwy Ste 400, Cypress, TX 77429. The listed phone number is (346) 209-9678.
What is Mohamed Khirfan's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Mohamed Khirfan enrolled in Medicare?
Yes. Mohamed Khirfan 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 Mohamed Khirfan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mohamed Khirfan reassigns Medicare benefits to 2 organizations: Cls Health PLLC (Webster, TX) and Mohamed Khirfan PLLC (Peoria, AZ). 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 Mohamed Khirfan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mohamed Khirfan accept?
Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 4 other insurers list Mohamed Khirfan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Mohamed Khirfan affiliated with any hospitals?
According to CMS data, Mohamed Khirfan is affiliated with Houston Methodist Hospital and Houston Methodist Willowbrook Hospital.
When was this NPI record last updated?
The NPPES record for Mohamed Khirfan was last updated on September 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 52 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.
# Dr. Mohamed Wael J Khirfan, MD · NPI 1124016829
Infectious Disease physician in Cypress, Texas. Individual provider, active in the CMS NPPES registry since October 7, 2005.
## Identity
- **NPI:** 1124016829 (Entity type: Individual)
- **Enumerated:** October 7, 2005
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** Q7724 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 21216 NORTHWEST FWY STE 400, Cypress, TX 77429-4696
- **Phone:** (346) 209-9678
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Cls Health PLLC (NPI 1750305355, Webster, TX); Mohamed Khirfan PLLC (NPI 1942529268, Peoria, AZ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1999
## Record status
- **NPPES last updated:** September 10, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1124016829) · Data from the CMS NPPES public registry.