NPPES file of Aug 9, 2026

Ivan Arismendi Ortiz, M.D.

Internal Medicine Physician · Springfield, MO

Ivan Arismendi Ortiz, M.D. is an internal medicine physician with a practice address in Springfield, Missouri, and NPI 1366814634, issued on Oct 27, 2015. Check the license (Missouri 2018029215, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; 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
1366814634
Name
Ivan Arismendi Ortiz
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
2018029215 MO
Self-reported in NPPES; status is on the state search
Practice location
1001 E Primrose St, Springfield, MO 65807
Phone
(417) 875-3000
Enumerated
Oct 27, 2015
Record last updated
Jul 27, 2022
Medicare enrollment
Enrolled (PECOS I20181020000569); 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 1001 E Primrose St

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

  1. Ridwan Adepoju, PHARMDAmbulatory Care Pharmacist1366319964
  2. Daphne Anderson, MDDermatology Physician1144269598
  3. David Anderson, MDUrology Physician1477594505
  4. Jason BaileyUrology Physician1568887255
  5. Brittany Bain, FNP-BCNurse Practitioner1073182507
  6. Gigi Baker, MDInternal Medicine Physician1184666117

Verify Ivan Arismendi Ortiz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 2018029215
    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 Missouri license search

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29% more Medicare Part D claims than the average internal medicine physician in 2024

4,103 Medicare Part D claims for 299 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Ivan Arismendi Ortiz4,103
  2. Specialty average3,176

Most prescribed

  1. Gabapentin273 claims
  2. Pravastatin Sodium231 claims
  3. Atorvastatin Calcium210 claims
  4. Amlodipine Besylate197 claims
  5. Lisinopril196 claims
  6. Levothyroxine Sodium188 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

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

Industry payments in 2024: $648.69

35 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ivan Arismendi Ortiz$648.69
  2. Specialty average$1,303.06

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. Lester E Cox Medical CentersSpringfield, MO

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

135 internal medicine physician records list a practice address in Springfield

They are 135 of the 6,403 NPPES records with a practice address in Springfield, and 2,604 internal medicine physician records in Missouri.

Other internal medicine physician records in Missouri

  1. Betty Abban, M.D.Springfield, MO1063893162
  2. Amer Abbas, MDSaint Louis, MO1508480666
  3. Fizza Abbas, MDSaint Louis, MO1588079230
  4. Marghoob Abbas, M.D.St Joseph, MO1588603781
  5. Muhammad Khalid Abbas, M.D.Springfield, MO1447877089
  6. Sundas Abbas, MDRichmond Heights, MO1649790486
  7. Hajira Abbasi, DOSaint Louis, MO1194036947
  8. Catey Abbott, DOSaint Louis, MO1699355347
  9. David Abbott, MDRichmond Heights, MO1568448850
  10. Wael Abduljaber, MDSaint Louis, MO1174101489

Common questions

What is Ivan Arismendi Ortiz, M.D.'s NPI number?

Ivan Arismendi Ortiz, M.D.'s National Provider Identifier (NPI) is 1366814634, issued on Oct 27, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Ivan Arismendi Ortiz, M.D. located?

The NPPES record lists a practice address at 1001 E Primrose St, Springfield, MO, 65807. Phone: (417) 875-3000. Providers update this record themselves, so call before visiting.

How can I verify Ivan Arismendi Ortiz, M.D.'s license?

NPPES lists Missouri license number 2018029215, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ivan Arismendi Ortiz, M.D. prescribe under Medicare Part D?

In 2024, Ivan Arismendi Ortiz, M.D. had 4,103 Medicare Part D claims for 299 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Ivan Arismendi Ortiz, M.D.'s MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.