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MARIUM ASAD M.D.
NPI 1518458157
Internal Medicine in Phoenix, AZ

Active since May 18, 2018PECOS EnrolledAccepts Medicare Assignment
19829 N 27TH AVE, PHOENIX, AZ 85027(602) 879-6000 Get Directions Write a Review

NPPES record last updated: October 21, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 21, 2021, May 18, 2018 (2 updates tracked since 2018).

About Marium Asad M.d. NPPES

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

MARIUM ASAD M.D. (NPI 1518458157) is an individual internal medicine provider in Phoenix, Arizona, licensed in Arizona (63881) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1518458157
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameMARIUM ASADCredential: M.D.
Location Address19829 N 27TH AVEPhoenix, AZ 85027-4001
Mailing Address3655 W. Anthem Way, Suite A109, Pmb 313Anthem, AZ 85086 · (235) 059-8806 · Fax (623) 505-9880
Phone(602) 879-6000
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateMay 18, 2018
Last NPPES UpdateOctober 21, 20212 updates tracked since enumeration
NPPES CertifiedOctober 21, 2021
✔ NPI 1518458157 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in AZ · 63881
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 ListedHospitalistTaxonomy 208M00000X · License 63881 (AZ)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
19829 N 27TH AVE, Phoenix, AZ 85027
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Oscar Health Plan, Inc..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

Marium Asad 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 ID4082002829
PECOS Enrollment IDI20211027000583
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 Reassignment

Medicare enrollment records show Marium Asad reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Banner Hospital Based Physicians Arizona LLC
30 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

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.

Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
57 services36 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.
32 services32 patients
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.
24 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85027 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.

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.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
2 suppliers22 claims22 services$14.24 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
2 suppliers29 claims29 services$67.59 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.

PATRICK S SCIARA MD
Hospitalist
19829 N 27TH AVE
PHOENIX, AZ 85027
Maricopa County (623) 879-1866
SEAN W KIM D.O
Hospitalist
19829 N 27TH AVE, HOSPITALIST OFFICE
PHOENIX, AZ 85027
Maricopa County (623) 683-0142
DR. ELI R ESTABAYA M.D.
Radiology (Diagnostic Radiology)
19829 N 27TH AVE
PHOENIX, AZ 85027
Maricopa County (623) 879-5720
AARON TRUONG MD
Hospitalist
19829 N 27TH AVE
PHOENIX, AZ 85027
Maricopa County (623) 879-6100
IRISH JEREZA CABRERA FNP-C
Nurse Practitioner
19829 N 27TH AVE
PHOENIX, AZ 85027
Maricopa County (623) 879-6100
DR. SHIRLEY A FISKE D.O.
Radiology (Diagnostic Radiology)
19829 N 27TH AVE
PHOENIX, AZ 85027
Maricopa County (623) 879-5720
DR. ESHAAN JATIN DAAS MD
Emergency Medicine
19829 N 27TH AVE
PHOENIX, AZ 85027
Maricopa County (623) 879-6100
LANCE EBERSON MD
Radiology (Diagnostic Radiology)
19829 N 27TH AVE
PHOENIX, AZ 85027
Maricopa County (623) 879-6100

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 Marium Asad's NPI number?

The NPI number for Marium Asad is 1518458157. It was assigned to this individual provider in the NPPES registry on May 18, 2018.

Where is Marium Asad located?

Marium Asad practices at 19829 N 27th Ave, Phoenix, AZ 85027. The listed phone number is (602) 879-6000.

What is Marium Asad's specialty?

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

Is Marium Asad enrolled in Medicare?

Yes. Marium Asad 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 organization bills Medicare for Marium Asad's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marium Asad reassigns Medicare benefits to Banner Hospital Based Physicians Arizona LLC (Gilbert, AZ). The 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 Marium Asad's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marium Asad accept?

Health plans from Blue Cross Blue Shield of Arizona and Oscar Health Plan, Inc. list Marium Asad 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 Marium Asad was last updated on October 21, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.