NPPES file of Aug 9, 2026

Oliver Oppers Aalami, M.D.

Vascular Surgery Physician · Stanford, CA

Oliver Oppers Aalami, M.D. is a vascular surgery physician with a practice address in Stanford, California, and NPI 1225229024, issued on Aug 6, 2007. Check the license (California A71647, 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
1225229024
Name
Oliver Oppers Aalami
Credential
M.D.
Primary taxonomy
Vascular Surgery Physician 2086S0129X
License numbers
A71647 CA
MD00048956 WA
Self-reported in NPPES; status is on the state search
Practice location
300 Pasteur Dr, Stanford, CA 94305
Phone
(650) 723-4000
Enumerated
Aug 6, 2007
Record last updated
Apr 28, 2024
Medicare enrollment
Enrolled (PECOS I20090604000510); accepts Medicare assignment
Medical or professional school
Boston University School Of Medicine, 1998
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 300 Pasteur Dr

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

  1. Cooper Aakhus, MDEmergency Medicine Physician1194351007
  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 Oliver Oppers Aalami in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A71647
    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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Industry payments in 2024: $8,270.79

14 payments; by number, the most common kind was food and beverage; the largest payer was Edwards Lifesciences Corporation. The 4,059 providers of this specialty with any payment received $6,178.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Oliver Aalami$8,270.79
  2. Specialty average$6,178.00

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

Bills Medicare through 2 group practices

  1. County OF San MateoSan Mateo, CA
  2. Sutter Bay Medical FoundationSan Mateo, CA

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

Oliver Oppers Aalami among 580 vascular surgery physician records in California

Oliver Oppers Aalami, M.D. is one of 580 vascular surgery physician records with a practice address in California. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 46% of them.

  • NPI issued2007 · 46% of these records are older, 40% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated1998 · median 2003 among the 411 with a school on file
  • Record last updated2024 · 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 2086S0129X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Vascular Surgery Physician providers in California

There are 580 vascular surgery physician records in California.

The 8 vascular surgery physician records with the nearest ZIP codes

  1. Ronald Dalman, MDPalo Alto, CA 943051639253834
  2. Manuel Garcia-Toca, MDStanford, CA 943051437377280
  3. Elizabeth George, MDPalo Alto, CA 943051598184715
  4. Jean Gillon, MDPalo Alto, CA 943051265591515
  5. Katherine Hekman, MD, PHDStanford, CA 943051902223027
  6. Karthikeshwar Kasirajan, MDPalo Alto, CA 943051528018777
  7. David Kauvar, MDPalo Alto, CA 943051144210626
  8. Derek Klarin, MDPalo Alto, CA 943051881956316

Common questions

What is Oliver Oppers Aalami, M.D.'s NPI number?

Oliver Oppers Aalami, M.D.'s National Provider Identifier (NPI) is 1225229024, issued on Aug 6, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Oliver Oppers Aalami, M.D. 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 Oliver Oppers Aalami, M.D.'s license?

NPPES lists California license number A71647, 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.

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.