1. Home
  2. Directory
  3. Arizona
  4. Phoenix
  5. Internal Medicine
  6. NPI Profile

MAHMOUD MAHAFZAH M.D
NPI 1649434887
Internal Medicine - Pulmonary Disease in Phoenix, AZ

Active since July 16, 2008PECOS EnrolledAccepts Medicare Assignment
25.04/100
CMS Quality Rating
5251 W CAMPBELL AVE STE 204, PHOENIX, AZ 85031(623) 815-7800 Get Directions Write a Review

NPPES record last updated: March 29, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Mahmoud Mahafzah M.d NPPES

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

MAHMOUD MAHAFZAH M.D (NPI 1649434887) is an individual pulmonary disease provider in Phoenix, Arizona, licensed in Arizona (48878) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS, is affiliated with Centura St. Catherine Hospital-garden City, and maintains a secondary practice location in Detroit.

NPPES Registry Identity

NPI1649434887
Entity TypeIndividualMale
Primary Taxonomy207RP1001X
Provider Legal NameMAHMOUD MAHAFZAHCredential: M.D
Location Address5251 W CAMPBELL AVE STE 204Phoenix, AZ 85031
Mailing Address9145 W Thunderbird Rd Ste 101Peoria, AZ 85381-4820 · (623) 815-7800
Phone(623) 815-7800
Sole ProprietorNo
Medical School CMSOtherGraduated 2006
Enumeration DateJuly 16, 2008
Last NPPES UpdateMarch 29, 2024
NPPES CertifiedMarch 29, 2024
✔ NPI 1649434887 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
License✔ Licensed in AZ · 48878
Definition
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License 48878 (AZ)
5251 W CAMPBELL AVE STE 204, Phoenix, AZ 85031
Open in Google Maps ↗

Secondary Practice Location 1

Location 12799 W Grand Blvd # Blvd-1, Internal medicine departmentDetroit, MI 48202-2608 · Phone (248) 219-9298

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Kansas, Inc., Blue Cross Blue Shield of Arizona, Imperial Insurance Companies, Inc. and more.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

Mahmoud Mahafzah 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 ID6608008917
PECOS Enrollment IDI20140710002582, I20241202002665
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

4

Medicare enrollment records show Mahmoud Mahafzah reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Leading Healthcare Specialist PLLC
8.1 mi
Internal Medicine
11295 N 99TH AVE APT 5-122
Peoria, AZ 85345
  • Reassigned Medicare billing, Arizona enrollment
  • 29 clinicians in this Medicare group
NPI 1497390561 (623) 295-1190
City Of Hope Medical Group Of Arizona LLC
12 mi
Medical Oncology
14200 CELEBRATE LIFE WAY
Goodyear, AZ 85338
  • Reassigned Medicare billing, Arizona enrollment
  • 359 clinicians in this Medicare group
NPI 1609026806 (847) 746-4333
Banner Hospital Based Physicians Arizona LLC
27 mi
Multi-Specialty
1900 N HIGLEY RD
Gilbert, AZ 85234
  • Reassigned Medicare billing, Arizona enrollment
  • 1,081 clinicians in this Medicare group
NPI 1124374822 (480) 543-2034
Vigilias LLC
886 mi
Internal Medicine
4704 E OAKLAND
Wichita, KS 67218
  • Reassigned Medicare billing, Kansas enrollment
  • 92 clinicians in this Medicare group
NPI 1407242241 (800) 924-8140

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 9

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
258 services139 patients
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.
247 services102 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
67 services64 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.
46 services32 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
15 services11 patients
Test to measure expiratory airflow and volume changes before and after medication administration 94060
This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.
12 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Centura St. Catherine Hospital-Garden City

Acute Care Hospitals · Garden City, KS
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number170023
Location401 East SpruceGarden City, KS 67846 · Finney County
Emergency services Birthing friendly

Centura St. Catherine-Dodge City

Acute Care Hospitals · Dodge City, KS
2/5 CMS rating
OwnershipProprietary
CMS Certification Number170175
Location3001 Avenue ADodge City, KS 67801 · Ford County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85031 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

25.04/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality0
Improvement Activities0
Cost83.47

Referred Medical Equipment & Supplies CMS DME claims 5

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
2 suppliers17 claims23 services$20.60 avg. paid by Medicare
Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466
DME-Other DME · category DE005N
2 suppliers14 claims14 services$922.23 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
6 suppliers42 claims48 services$63.48 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
2 suppliers15 claims15 services$31.10 avg. paid by Medicare
Formoterol fumarate, inhalation solution, fda approved final product, non-compounded, administered through dme, unit dose form, 20 micrograms J7606
DME-Drugs Administered Through DME · category DG006N
1 supplier11 claims660 services$6.48 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NEW DESTINY CLINIC
Clinic/Center (Mental Health (Including Community Mental Health Center))
5251 W CAMPBELL AVE STE 204
PHOENIX, AZ 85031
Maricopa County (480) 258-8703
HORIZON CARDIOVASCULAR INSTITUTE PLC
Internal Medicine (Cardiovascular Disease)
5251 W CAMPBELL AVE STE 204
PHOENIX, AZ 85031
Maricopa County (480) 789-3606
JOHN KNAPP
Counselor (Addiction (Substance Use Disorder))
5251 W CAMPBELL AVE STE 204
PHOENIX, AZ 85031
Maricopa County (623) 293-2232

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 Mahmoud Mahafzah's NPI number?

The NPI number for Mahmoud Mahafzah is 1649434887. It was assigned to this individual provider in the NPPES registry on July 16, 2008.

Where is Mahmoud Mahafzah located?

Mahmoud Mahafzah practices at 5251 W Campbell Ave Ste 204, Phoenix, AZ 85031. The listed phone number is (623) 815-7800.

What is Mahmoud Mahafzah's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Mahmoud Mahafzah enrolled in Medicare?

Yes. Mahmoud Mahafzah 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 Mahmoud Mahafzah's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mahmoud Mahafzah reassigns Medicare benefits to 4 organizations: Leading Healthcare Specialist PLLC (Peoria, AZ), City Of Hope Medical Group Of Arizona LLC (Goodyear, AZ), Banner Hospital Based Physicians Arizona LLC (Gilbert, AZ) and Vigilias LLC (Wichita, KS). 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 Mahmoud Mahafzah's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mahmoud Mahafzah accept?

Health plans from Blue Cross Blue Shield of Arizona, Blue Cross and Blue Shield of Kansas, Inc., Imperial Insurance Companies, Inc. and Oscar Health Plan, Inc. list Mahmoud Mahafzah 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 Mahmoud Mahafzah affiliated with any hospitals?

According to CMS data, Mahmoud Mahafzah is affiliated with Centura St. Catherine Hospital-Garden City and Centura St. Catherine-Dodge City.

When was this NPI record last updated?

The NPPES record for Mahmoud Mahafzah was last updated on March 29, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.