Marium Asad, M.D.
Internal Medicine Physician · Phoenix, AZ
Marium Asad, M.D. is an internal medicine physician with a practice address in Phoenix, Arizona, and NPI 1518458157, issued on May 18, 2018. Check the license (Arizona 63881, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Marium Asad
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 63881 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 19829 N 27TH Ave, Phoenix, AZ 85027
- Phone
- (602) 879-6000
- Enumerated
- May 18, 2018
- Record last updated
- Oct 21, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20211027000583); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,853 in Arizona → Look up another NPI →
Also registered at 19829 N 27TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anam Abbasi, MDHospitalist Physician1568990695
- John Alvey, DOEmergency Medicine Physician1588775746
- Carlos Anaya, MDAnesthesiology Physician1750460457
- Marjan Ashtiani, FNPPrimary Care Nurse Practitioner1174144885
- Christian Atkinson, PHARMDPharmacist1386362648
- Joseph Barrows, M.D.Anesthesiology Physician1154354918
Verify Marium Asad in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 63881Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
105 Medicare Part D claims for 22 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 51 claims were for opioids.
Most prescribed
- Oxycodone Hcl14 claims
- Morphine Sulfate Er12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Banner Hospital Based Physicians Arizona LLCMesa, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marium Asad among 2,853 internal medicine physician records in Arizona
Marium Asad, M.D. is one of 2,853 internal medicine physician records with a practice address in Arizona. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 77% of them.
- NPI issued2018 · 77% of these records are older, 21% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2016 · median 2003 among the 1,643 with a school on file
- Record last updated2021 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
695 internal medicine physician records list a practice address in Phoenix
They are 695 of the 31,399 NPPES records with a practice address in Phoenix, and 2,853 internal medicine physician records in Arizona.
All 2,853 in Arizona → Every provider in Phoenix → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Lawrence Chua, M.D.Phoenix, AZ 850271487613691
- Jatin Daas, M.DPhoenix, AZ 850271326141722
- Uma Gunnala, MDPhoenix, AZ 850271881770220
- Shailaja Gunnala, MDPhoenix, AZ 850271265503221
- Nasser Hajaig, MDPhoenix, AZ 850271457324204
- Bruce Herman, M.D.Phoenix, AZ 850271801894951
- Shannan Murphy, MDPhoenix, AZ 850271083688253
- Tara Ostrom, M.D.Phoenix, AZ 850271124017009
Common questions
What is Marium Asad, M.D.'s NPI number?
Marium Asad, M.D.'s National Provider Identifier (NPI) is 1518458157, issued on May 18, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Marium Asad, M.D. located?
The NPPES record lists a practice address at 19829 N 27TH Ave, Phoenix, AZ, 85027. Phone: (602) 879-6000. Providers update this record themselves, so call before visiting.
How can I verify Marium Asad, M.D.'s license?
NPPES lists Arizona license number 63881, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marium Asad, M.D. prescribe under Medicare Part D?
In 2024, Marium Asad, M.D. had 105 Medicare Part D claims for 22 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.