NPPES file of Aug 9, 2026

Loren Weber Kousourou, DO

Geriatric Medicine (Internal Medicine) Physician · Indianapolis, IN

Loren Weber Kousourou, DO is a geriatric medicine (internal medicine) physician with a practice address in Indianapolis, Indiana, and NPI 1427548742, issued on May 11, 2018. Check the license (Indiana 02006866A, as entered in NPPES) on the Medical Licensing Board of Indiana; 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
1427548742
Name
Loren Weber Kousourou
Credential
DO
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License numbers
02006866A IN
68590 CT
Self-reported in NPPES; status is on the state search
Practice location
1500 N Ritter Ave, Indianapolis, IN 46219
Phone
(317) 355-9290
Enumerated
May 11, 2018
Record last updated
Sep 3, 2025
Medicare enrollment
Enrolled (PECOS I20220729000630); accepts Medicare assignment
Medical or professional school
Michigan State University College Of Osteopathic Medicine, 2018
Telehealth
Offers telehealth (CMS)
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 1500 N Ritter Ave

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

  1. Jennifer AaronFamily Nurse Practitioner1093567554
  2. Katherine Adlam, DOHospitalist Physician1740741859
  3. Cynthia AllenCounselor1578510012
  4. Dana AltemeyerCounselor1184806556
  5. Christopher Amick, M.D.Emergency Medicine Physician1326453937
  6. Evern AmosCounselor1235183401

Verify Loren Weber Kousourou in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Licensing Board of Indiana
    Search for license 02006866A
    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 Indiana license search

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90% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

407 Medicare Part D claims for 89 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D.

  1. Loren Kousourou407
  2. Specialty average4,246

Most prescribed

  1. Escitalopram Oxalate97 claims
  2. Sertraline Hcl76 claims
  3. Trazodone Hcl29 claims
  4. Donepezil Hcl18 claims
  5. Buspirone Hcl14 claims
  6. Clopidogrel14 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.

Industry payments in 2024: $113.36

1 payment: food and beverage; the largest payer was Harmony Biosciences LLC. The 1,004 providers of this specialty with any payment received $1,720.82 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Loren Kousourou$113.36
  2. Specialty average$1,720.82

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. Community Physicians OF Indiana IncIndianapolis, IN

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

Loren Weber Kousourou among 61 geriatric medicine (internal medicine) physician records in Indiana

Loren Weber Kousourou, DO is one of 61 geriatric medicine (internal medicine) physician records with a practice address in Indiana. 70% 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 92% of them.

  • NPI issued2018 · 92% of these records are older, 5% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 49% of these records are
  • Graduated2018 · median 1994 among the 30 with a school on file
  • Record last updated2025 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in Indiana

There are 61 geriatric medicine (internal medicine) physician records in Indiana.

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Jodie Harper, M.D.Indianapolis, IN 462191003817297
  2. Neshahthari Wijeyakuhan, MDIndianapolis, IN 462191962717348
  3. Diane Elrod, D.O.Indianapolis, IN 462081508044678
  4. Daniel Hurley, M.D.Indianapolis, IN 462051750432969
  5. Leo SolitoIndianapolis, IN 462031780625731
  6. Jennifer Carnahan, MDIndianapolis, IN 462021578706099
  7. Meredith Greene, MDIndianapolis, IN 462021700014362
  8. Madiha Jilani, MDIndianapolis, IN 462021972172294

Common questions

What is Loren Weber Kousourou, DO's NPI number?

Loren Weber Kousourou, DO's National Provider Identifier (NPI) is 1427548742, issued on May 11, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Loren Weber Kousourou, DO located?

The NPPES record lists a practice address at 1500 N Ritter Ave, Indianapolis, IN, 46219. Phone: (317) 355-9290. Providers update this record themselves, so call before visiting.

How can I verify Loren Weber Kousourou, DO's license?

NPPES lists Indiana license number 02006866A, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Loren Weber Kousourou, DO prescribe under Medicare Part D?

In 2024, Loren Weber Kousourou, DO had 407 Medicare Part D claims for 89 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.