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DR. MAZEN EL ALI M.D.
NPI 1437346798
Internal Medicine in Pittsburgh, PA

Active since October 01, 2007PECOS EnrolledAccepts Medicare Assignment
77.5/100
CMS Quality Rating
3459 5TH AVE, PITTSBURGH, PA 15213(412) 692-2210 Get Directions Write a Review

NPPES record last updated: May 9, 2018. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Dr. Mazen El Ali M.d. NPPES

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

DR. MAZEN EL ALI M.D. (NPI 1437346798) is an individual internal medicine provider in Pittsburgh, Pennsylvania, licensed in Pennsylvania (MD463021) and active in the NPI registry since October 2007. He is enrolled in Medicare PECOS, is affiliated with Upmc Mercy, and maintains a secondary practice location in Pittsburgh.

NPPES Registry Identity

NPI1437346798
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. MAZEN EL ALICredential: M.D.
Location Address3459 5TH AVEPittsburgh, PA 15213-3236
Mailing Address2 Hot Metal St # 1Pittsburgh, PA 15203-2348 · (412) 432-5866
Phone(412) 692-2210
Sole ProprietorNo
Medical School CMSOtherGraduated 2006
Enumeration DateOctober 1, 2007
Last NPPES UpdateMay 9, 2018
✔ NPI 1437346798 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in PA · MD463021
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License MD463021 (PA)
Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License MD463021 (PA)
Also ListedInternal Medicine · Sleep MedicineTaxonomy 207RS0012X · License MD463021 (PA)
3459 5TH AVE, Pittsburgh, PA 15213
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Secondary Practice Location 1

Location 12 Hot Metal St # 1Pittsburgh, PA 15203-2348 · Phone (412) 432-5866

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Mazen El Ali 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 ID42438921
PECOS Enrollment IDI20180424002430
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.

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.

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.
37 services29 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.
35 services12 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.
17 services13 patients

Hospital Affiliations CMS Care Compare 2

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

Upmc Mercy

Acute Care Hospitals · Pittsburgh, PA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390028
Location1400 Locust StreetPittsburgh, PA 15219 · Allegheny County
Emergency services

Upmc Presbyterian Shadyside

Acute Care Hospitals · Pittsburgh, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390164
Location200 Lothrop StreetPittsburgh, PA 15213 · Allegheny County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 15213 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
$126.34 typical visit price
range $54.64 – $166.87
Typical copayment $31.58 (range $13.66 – $41.71)
Most-billed visit code 99204
Established Patient
$96.82 typical visit price
range $17.33 – $135.84
Typical copayment $24.20 (range $4.33 – $33.96)
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.

77.5/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality68.61
Promoting Interoperability100
Improvement Activities40
Cost56.4

Referred Medical Equipment & Supplies CMS DME claims 12

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

Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
7 suppliers38 claims38 services$32.83 avg. paid by Medicare
Full face mask used with positive airway pressure device, each A7030
DME-Other DME · category DE001N
4 suppliers21 claims21 services$68.83 avg. paid by Medicare
Face mask interface, replacement for full face mask, each A7031
DME-Other DME · category DE001N
4 suppliers18 claims50 services$29.49 avg. paid by Medicare
Cushion for use on nasal mask interface, replacement only, each A7032
DME-Other DME · category DE001N
5 suppliers19 claims84 services$16.24 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
6 suppliers30 claims30 services$45.75 avg. paid by Medicare
Headgear used with positive airway pressure device A7035
DME-Other DME · category DE001N
7 suppliers33 claims33 services$14.70 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 20

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

MRS. LORI SMITH MACEDONIA
Physician Assistant (Medical)
3459 5TH AVE, 4 WEST MONTEFIORE HOSPITAL, ALZHEIMER RESEARCH CENTER
PITTSBURGH, PA 15213
Allegheny County (412) 692-2700
DR. ANGELA CORINNE WILLIAMS MD
Physical Medicine & Rehabilitation
3459 5TH AVE
PITTSBURGH, PA 15213
Allegheny County (412) 647-2345
MRS. SUSAN AUDREY STARK MS, RD, LD
Dietitian, Registered
3459 5TH AVE
PITTSBURGH, PA 15213
Allegheny County (412) 647-2906
DANIEL SULLIVAN
Internal Medicine
3459 5TH AVE, UPMC MONTEFIORE NW628
PITTSBURGH, PA 15213
Allegheny County (412) 692-2213
MRS. MARGARET ANN STOEFF CRNP
Nurse Practitioner (Family)
3459 5TH AVE, NW 628
PITTSBURGH, PA 15213
Allegheny County (412) 692-2210
CHELSEA STEWART
Physician Assistant
3459 5TH AVE, 2ND FLOOR RADIOLOGY
PITTSBURGH, PA 15213
Allegheny County (412) 647-5800
ALLISON GAYLE AGNONE DNP
Clinical Nurse Specialist (Acute Care)
3459 5TH AVE, 4 WEST MONTEFIORE HOSPITAL
PITTSBURGH, PA 15213
Allegheny County (412) 692-2717
DR. AMIT BASU MD
Specialist
3459 5TH AVE, N725
PITTSBURGH, PA 15213
Allegheny County (412) 647-5730

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 Mazen El Ali's NPI number?

The NPI number for Mazen El Ali is 1437346798. It was assigned to this individual provider in the NPPES registry on October 1, 2007.

Where is Mazen El Ali located?

Mazen El Ali practices at 3459 5th Ave, Pittsburgh, PA 15213. The listed phone number is (412) 692-2210.

What is Mazen El Ali's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mazen El Ali enrolled in Medicare?

Yes. Mazen El 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.

Is Mazen El Ali affiliated with any hospitals?

According to CMS data, Mazen El Ali is affiliated with Upmc Mercy and Upmc Presbyterian Shadyside.

When was this NPI record last updated?

The NPPES record for Mazen El Ali was last updated on May 9, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.