NPPES file of Aug 9, 2026

Ali Riza Koksal, MD

Student in an Organized Health Care Education/Training Program · Billings, MT

Ali Riza Koksal, MD is a student in an organized health care education/training program with a practice address in Billings, Montana, and NPI 1073218053, issued on Mar 31, 2023. Check the license (Montana MED-RES-LIC-159662, as entered in NPPES) with the Montana board that licenses this profession; 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
1073218053
Name
Ali Riza Koksal
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
License numbers
MED-RES-LIC-159662 MT
R79978 AZ
Self-reported in NPPES; status is on the state search
Practice location
2800 10TH Ave N, Billings, MT 59101
Phone
(520) 694-0111
Enumerated
Mar 31, 2023
Record last updated
Nov 6, 2025
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2800 10TH Ave N

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

  1. Ellen Absher, FNP-CFamily Nurse Practitioner1609709997
  2. Kimberly Ackerman, FNPAdult Health Nurse Practitioner1922032861
  3. Deborah Agnew, MDPediatrics Physician1134178072
  4. Stefan AlinteCertified Registered Nurse Anesthetist1518899053
  5. Erin Allen, MDPediatrics Physician1801052758
  6. Nathan Allen, M.D.Emergency Medicine Physician1356676878

Verify Ali Riza Koksal in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Montana board licenses this profession
    Search for license MED-RES-LIC-159662
    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
Find the Montana 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.

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72% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

51 Medicare Part D claims for 16 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 35% of claims.

  1. Ali Riza Koksal51
  2. Specialty average185

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: $126.66

1 payment: food and beverage; the largest payer was Akebia Therapeutics Inc. The 13,278 providers of this specialty with any payment received $608.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ali Riza Koksal$126.66
  2. Specialty average$608.08

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

Ali Riza Koksal among 276 student in an organized health care education/training program records in Montana

Ali Riza Koksal, MD is one of 276 student in an organized health care education/training program records with a practice address in Montana. 20% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 25% of them.

  • NPI issued2023 · 25% of these records are older, 65% newer
  • In a Medicare fileYes · 20% of these records are
  • In the CMS Doctors and Clinicians fileNo · 2% of these records are
  • Record last updated2025 · 12% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

127 student in an organized health care education/training program records list a practice address in Billings

They are 127 of the 4,035 NPPES records with a practice address in Billings, and 276 student in an organized health care education/training program records in Montana.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Eric Farmer, MDBillings, MT 591011477965622
  2. Brenda FlahertyBillings, MT 591011942657762
  3. Noridelle Gilo, MDBillings, MT 591011699913210
  4. Matthew Kovach, MD, DCBillings, MT 591011366719163
  5. Heather Loya, SLPBillings, MT 591011700179777
  6. Tiffany Mitchell, MDBillings, MT 591011629480876
  7. Nagarajan Muthu, MDBillings, MT 591011306231410
  8. Alicia Olson, M.D.Billings, MT 591011669603171

Common questions

What is Ali Riza Koksal, MD's NPI number?

Ali Riza Koksal, MD's National Provider Identifier (NPI) is 1073218053, issued on Mar 31, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Ali Riza Koksal, MD located?

The NPPES record lists a practice address at 2800 10TH Ave N, Billings, MT, 59101. Phone: (520) 694-0111. Providers update this record themselves, so call before visiting.

How can I verify Ali Riza Koksal, MD's license?

NPPES lists Montana license number MED-RES-LIC-159662, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.

How much does Ali Riza Koksal, MD prescribe under Medicare Part D?

In 2024, Ali Riza Koksal, MD had 51 Medicare Part D claims for 16 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.