NPPES file of Aug 9, 2026

Cooper Gordon Aakhus, MD

Emergency Medicine Physician · Stanford, CA

Cooper Gordon Aakhus, MD is an emergency medicine physician with a practice address in Stanford, California, and NPI 1194351007, issued on Mar 23, 2020. Check the license (California A184605, as entered in NPPES) on the Medical Board of California; 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
1194351007
Name
Cooper Gordon Aakhus
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
A184605 CA
Self-reported in NPPES; status is on the state search
Practice location
300 Pasteur Dr, Stanford, CA 94305
Phone
(650) 723-4000
Enumerated
Mar 23, 2020
Record last updated
Oct 31, 2024
Medicare enrollment
Enrolled (PECOS I20240625000317); accepts Medicare assignment
Medical or professional school
Loyola University Of Chicago, Stritch School Of Medicine, 2020
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 300 Pasteur Dr

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

  1. Oliver Aalami, M.D.Vascular Surgery Physician1225229024
  2. Alistair Aaronson, MDInternal Medicine Physician1457628760
  3. Sumaira Aasi, MDMOHS-Micrographic Surgery Physician1780675181
  4. Fahim Abbasi, M.D.Internal Medicine Physician1841484037
  5. Mohamad Abbass, MDNeurological Surgery Physician1679492151
  6. Carolina Abbassi, CRNACertified Registered Nurse Anesthetist1710037296

Verify Cooper Gordon Aakhus in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A184605
    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 California 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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86% fewer Medicare Part D claims than the average emergency medicine physician in 2024

31 Medicare Part D claims for 24 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Cooper Aakhus31
  2. Specialty average226

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.

One hospital affiliation

  1. Stanford Health CareStanford, CA · Acute Care Hospitals5 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Cooper Gordon Aakhus among 7,751 emergency medicine physician records in California

Cooper Gordon Aakhus, MD is one of 7,751 emergency medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 88% of them.

  • NPI issued2020 · 88% of these records are older, 8% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2020 · median 2011 among the 4,560 with a school on file
  • Record last updated2024 · 59% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

163 emergency medicine physician records list a practice address in Stanford

They are 163 of the 5,606 NPPES records with a practice address in Stanford, and 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Milana Boukhman, MDStanford, CA 943051902863210
  2. Ian Brown, MDStanford, CA 943051851320451
  3. Ian Ferguson, D.O.Stanford, CA 943051265495345
  4. Marc Gautreau, MDStanford, CA 943051932182185
  5. David Ghilarducci, MDStanford, CA 943051861435661
  6. Michael Gisondi, MDStanford, CA 943051659317121
  7. Prasanthi Govindarajan, MDStanford, CA 943051205879517
  8. Grant Lipman, M.DStanford, CA 943051255374005

Common questions

What is Cooper Gordon Aakhus, MD's NPI number?

Cooper Gordon Aakhus, MD's National Provider Identifier (NPI) is 1194351007, issued on Mar 23, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Cooper Gordon Aakhus, MD located?

The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 723-4000. Providers update this record themselves, so call before visiting.

How can I verify Cooper Gordon Aakhus, MD's license?

NPPES lists California license number A184605, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Cooper Gordon Aakhus, MD prescribe under Medicare Part D?

In 2024, Cooper Gordon Aakhus, MD had 31 Medicare Part D claims for 24 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.