NPPES file of Aug 9, 2026

Ivan Landa, DO

Internal Medicine Physician · Phoenix, AZ

Ivan Landa, DO is an internal medicine physician with a practice address in Phoenix, Arizona, and NPI 1851032254, issued on Apr 7, 2022. Check the license (Arizona 010759, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851032254
Name
Ivan Landa
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
010759 AZ
Self-reported in NPPES; status is on the state search
Practice location
350 W Thomas RD, Phoenix, AZ 85013
Phone
(602) 406-3000
Enumerated
Apr 7, 2022
Record last updated
Sep 5, 2025
Medicare enrollment
Enrolled (PECOS I20250818002814); 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.
Download card Updates feed

Also registered at 350 W Thomas RD

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

  1. Carolyn AbrahamSpeech-Language Pathologist1275811176
  2. Abdullah Abu KarInternal Medicine Physician1407239718
  3. Melanie Adarme Sanchez, MDStudent in an Organized Health Care Education/Training Program1780444257
  4. Christine Adham, DOAnesthesiology Physician1679953202
  5. Caitlyn Adley, CRNACertified Registered Nurse Anesthetist1760849079
  6. Rexhina Ago, DOStudent in an Organized Health Care Education/Training Program1568302065

Verify Ivan Landa in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 010759
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

95% fewer Medicare Part D claims than the average internal medicine physician in 2024

162 Medicare Part D claims for 48 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Ivan Landa162
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium23 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

  1. Zion Medical Group PLLCPhoenix, AZ

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

Ivan Landa among 2,853 internal medicine physician records in Arizona

Ivan Landa, DO 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 2022, is newer than 87% of them.

  • NPI issued2022 · 87% of these records are older, 9% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2022 · median 2003 among the 1,643 with a school on file
  • Record last updated2025 · 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.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Paul Benchwick, D.O.Phoenix, AZ 850131346220134
  2. James Blair, MDPhoenix, AZ 850131780631044
  3. Obinna Egbo, M.D.Phoenix, AZ 850131992768378
  4. Sonal Haerter, M.D.Phoenix, AZ 850131619980737
  5. Matthew Hemstreet, M.D.Phoenix, AZ 850131275553182
  6. Steve Ibrahim, D.O.Phoenix, AZ 850131174634547
  7. Jasmine Kelley, MDPhoenix, AZ 850131568444644
  8. Caroline Kim Kupfer, M.D.Phoenix, AZ 850131083643480

Common questions

What is Ivan Landa, DO's NPI number?

Ivan Landa, DO's National Provider Identifier (NPI) is 1851032254, issued on Apr 7, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Ivan Landa, DO located?

The NPPES record lists a practice address at 350 W Thomas RD, Phoenix, AZ, 85013. Phone: (602) 406-3000. Providers update this record themselves, so call before visiting.

How can I verify Ivan Landa, DO's license?

NPPES lists Arizona license number 010759, 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 Ivan Landa, DO prescribe under Medicare Part D?

In 2024, Ivan Landa, DO had 162 Medicare Part D claims for 48 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.