MUHAMMAD ALI MD
NPI 1801264353
Internal Medicine - Critical Care Medicine in Flagstaff, AZ
About Muhammad Ali Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MUHAMMAD ALI MD (NPI 1801264353) is an individual critical care medicine provider in Flagstaff, Arizona, licensed in Arizona (72596) and active in the NPI registry since September 2015. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2012).
NPPES Registry Identity
Specialties & Licenses 3
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
Muhammad Ali 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
4Medicare enrollment records show Muhammad Ali reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Flagstaff, AZ 86001
- Reassigned Medicare billing, Arizona enrollment
- 552 clinicians in this Medicare group
Phoenix, AZ 85013
- Reassigned Medicare billing, Arizona enrollment
- 773 clinicians in this Medicare group
Middlesboro, KY 40965
- Reassigned Medicare billing, Kentucky enrollment
- 419 clinicians in this Medicare group
Salyersville, KY 41465
- Reassigned Medicare billing, Kentucky enrollment
- 242 clinicians in this Medicare group
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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 86001 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
FLAGSTAFF, AZ 86001
FLAGSTAFF, AZ 86001
FLAGSTAFF, AZ 86001
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 Muhammad Ali's NPI number?
The NPI number for Muhammad Ali is 1801264353. It was assigned to this individual provider in the NPPES registry on September 14, 2015.
Where is Muhammad Ali located?
Muhammad Ali practices at 1200 N Beaver St, Flagstaff, AZ 86001. The listed phone number is (928) 779-3366.
What is Muhammad Ali's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Muhammad Ali enrolled in Medicare?
Yes. Muhammad Ali 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 Muhammad Ali's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Muhammad Ali reassigns Medicare benefits to 4 organizations: Northern Arizona Healthcare Corporation (Flagstaff, AZ), Sjhmc Physician Services (Phoenix, AZ), Appalachian Regional Healthcare, Inc. (Middlesboro, KY) and Arh Tug Valley Health Services, Inc. (Salyersville, KY). 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 Muhammad Ali's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Muhammad Ali accept?
Health plans from Blue Cross Blue Shield of Arizona, CareSource and Cigna HealthCare of Arizona, Inc list Muhammad Ali 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.
When was this NPI record last updated?
The NPPES record for Muhammad Ali was last updated on January 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months 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.
# Muhammad Ali, MD · NPI 1801264353
Critical Care Medicine physician in Flagstaff, Arizona. Individual provider, active in the CMS NPPES registry since September 14, 2015.
## Identity
- **NPI:** 1801264353 (Entity type: Individual)
- **Enumerated:** September 14, 2015
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** 72596 (Arizona)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1200 N BEAVER ST, Flagstaff, AZ 86001-3118
- **Phone:** (928) 779-3366
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Northern Arizona Healthcare Corporation (NPI 1669914552, Flagstaff, AZ); Sjhmc Physician Services (NPI 1326098005, Phoenix, AZ); Appalachian Regional Healthcare, Inc. (NPI 1134204688, Middlesboro, KY); Arh Tug Valley Health Services, Inc. (NPI 1942962105, Salyersville, KY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** January 20, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1801264353) · Data from the CMS NPPES public registry.