NPPES file of Aug 9, 2026

Christelle E. Kassis, MD

Infectious Disease Physician · Phoenix, AZ

Christelle E. Kassis, MD is an infectious disease physician with a practice address in Phoenix, Arizona, and NPI 1609015502, issued on Feb 17, 2009. Check the license (Arizona 47018, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609015502
Name
Christelle E. Kassis
Credential
MD
Primary taxonomy
Infectious Disease Physician 207RI0200X
License numbers
47018 AZ
01066080A IN
Self-reported in NPPES; status is on the state search
Practice location
3330 N 2ND St, Phoenix, AZ 85012
Phone
(602) 274-7195
Enumerated
Feb 17, 2009
Record last updated
Jun 30, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(602) 274-7097
Medicare enrollment
Enrolled (PECOS I20130806000454); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3330 N 2ND St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Elwaleed Ahmed, M.DInfectious Disease Physician1295937068
  2. Linda Benaderet, M.D.Hematology & Oncology Physician1467421115
  3. E. Bloemker, M.D.Ophthalmology Physician1225011505
  4. Rocio Calderon, FNPFamily Nurse Practitioner1730827262
  5. Rachel Deatherage, M.D.Family Medicine Physician1295055580
  6. Jones Kumi, MD,FACPInfectious Disease Physician1962505826

Verify Christelle E. Kassis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 47018
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Arizona license search

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91% fewer Medicare Part D claims than the average infectious disease physician in 2024

59 Medicare Part D claims for 16 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D.

  1. Christelle Kassis59
  2. Specialty average689

Most prescribed

  1. Fluconazole21 claims
  2. Amoxicillin-Clavulanate Potass13 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 93.4 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score94.6
  2. Costout of 100 · 30%62.1
  3. Promoting interoperabilityout of 100 · 25%96.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $24.17

1 payment: food and beverage; the largest payer was Insmed, Inc. The 3,895 providers of this specialty with any payment received $4,362.19 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christelle Kassis$24.17
  2. Specialty average$4,362.19

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. District Medical Group IncPhoenix, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Infectious Disease Physician providers in Arizona

There are 176 infectious disease physician records in Arizona.

Other infectious disease physician records in Arizona

  1. Ali Abdulsahib, MDScottsdale, AZ1417535030
  2. Maheen Abidi, M.D.Scottsdale, AZ1831103167
  3. Rodney Adam, MDTucson, AZ1548249485
  4. Matthew Adams, D.O.Tucson, AZ1578941720
  5. Abaseen Afghan, M.D.Tucson, AZ1952784787
  6. Ahmad Ahmad Salameh, M.B.B.SAvondale, AZ1548574320
  7. Elwaleed Ahmed, M.DPhoenix, AZ1295937068
  8. Jad Akl, MDPhoenix, AZ1043134844
  9. Ahmad Aldeiri, MDScottsdale, AZ1063725174
  10. Maria Alexov, M.D.Mesa, AZ1952361271

Common questions

What is Christelle E. Kassis, MD's NPI number?

Christelle E. Kassis, MD's National Provider Identifier (NPI) is 1609015502, issued on Feb 17, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Christelle E. Kassis, MD located?

The NPPES record lists a practice address at 3330 N 2ND St, Phoenix, AZ, 85012. Phone: (602) 274-7195. Providers update this record themselves, so call before visiting.

How can I verify Christelle E. Kassis, MD's license?

NPPES lists Arizona license number 47018, 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 Christelle E. Kassis, MD prescribe under Medicare Part D?

In 2024, Christelle E. Kassis, MD had 59 Medicare Part D claims for 16 beneficiaries; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.

What is Christelle E. Kassis, MD's MIPS final score?

The 2023 MIPS final score is 93.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.