NPPES file of Aug 9, 2026

Charles Olson, MD

Emergency Medicine Physician · Stillwater, OK

Charles Olson, MD is an emergency medicine physician with a practice address in Stillwater, Oklahoma, and NPI 1134160740, issued on Jun 8, 2006. Check the license (Oklahoma 18996, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; 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
1134160740
Name
Charles Olson
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
18996 OK
Self-reported in NPPES; status is on the state search
Practice location
1323 W 6TH Ave, Stillwater, OK 74074
Phone
(405) 742-5454
Enumerated
Jun 8, 2006
Record last updated
Jul 13, 2026
Medicare enrollment
Enrolled (PECOS I20170227000210); accepts Medicare assignment
Medical or professional school
University Of Oklahoma College Of Medicine, 1993
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 1323 W 6TH Ave

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

  1. Alfonso Acosta, DOStudent in an Organized Health Care Education/Training Program1639862675
  2. Britney Adair, PAPhysician Assistant1578347654
  3. Arslan Ahmad, MDStudent in an Organized Health Care Education/Training Program1992490833
  4. Angel AlexanderStudent in an Organized Health Care Education/Training Program1356281299
  5. Doaa Altameemi, MDInternal Medicine Physician1972350197
  6. Ahmad Aneeq, MDStudent in an Organized Health Care Education/Training Program1902772619

Verify Charles Olson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
    Search for license 18996
    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 Oklahoma 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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4.5 times the Medicare Part D claims of the average emergency medicine physician in 2024

1,016 Medicare Part D claims for 199 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 54 claims were for opioids.

  1. Charles Olson1,016
  2. Specialty average226

Most prescribed

  1. Atorvastatin Calcium54 claims
  2. Ozempic41 claims
  3. Hydrocodone-Acetaminophen39 claims
  4. Amlodipine Besylate37 claims
  5. Synthroid36 claims
  6. Albuterol Sulfate Hfa29 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 2 group practices

  1. Ehp OF Ponca City LLCPonca City, OK
  2. Pawnee Indian Health CenterPawnee, OK

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

Charles Olson among 748 emergency medicine physician records in Oklahoma

Charles Olson, MD is one of 748 emergency medicine physician records with a practice address in Oklahoma. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 70% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1993 · median 2016 among the 438 with a school on file
  • Record last updated2026 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Oklahoma

There are 748 emergency medicine physician records in Oklahoma.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Lloyd Moore, MDStillwater, OK 740741114968203
  2. Mark Mueller, MDStillwater, OK 740741750322848
  3. Marshall Roach, MDStillwater, OK 740741619918802
  4. Stuart Shoemake, MDStillwater, OK 740741861439077
  5. Doug Wilsey, MDStillwater, OK 740741477594760
  6. Micah Nix, D.O.Skiatook, OK 740701902112089
  7. Victor Waters, M.D.Skiatook, OK 740701376769422
  8. Frank Frederick, DOSand Springs, OK 740631588621247

Common questions

What is Charles Olson, MD's NPI number?

Charles Olson, MD's National Provider Identifier (NPI) is 1134160740, issued on Jun 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Charles Olson, MD located?

The NPPES record lists a practice address at 1323 W 6TH Ave, Stillwater, OK, 74074. Phone: (405) 742-5454. Providers update this record themselves, so call before visiting.

How can I verify Charles Olson, MD's license?

NPPES lists Oklahoma license number 18996, as entered by the provider. Search the Oklahoma Board of Medical Licensure and Supervision at https://www.okmedicalboard.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Charles Olson, MD prescribe under Medicare Part D?

In 2024, Charles Olson, MD had 1,016 Medicare Part D claims for 199 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.