NPPES file of Aug 9, 2026

Nguyen Si Pham, M.D.

Otolaryngology Physician · Palo Alto, CA

Nguyen Si Pham, M.D. is an otolaryngology physician with a practice address in Palo Alto, California, and NPI 1861661373, issued on Feb 28, 2008. Check the license (California A102823, 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
1861661373
Name
Nguyen Si Pham
Credential
M.D.
Primary taxonomy
Otolaryngology Physician 207Y00000X
License number
A102823 CA
Self-reported in NPPES; status is on the state search
Practice location
300 Pasteur Dr, Palo Alto, CA 94305
Phone
(650) 723-4000
Enumerated
Feb 28, 2008
Record last updated
May 10, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20110719000701); accepts Medicare assignment
Medical or professional school
University Of California, Irvine, California College Of Medicine, 2006
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. Deyaaldeen Abu Reesh, MDNeurological Surgery Physician1073201521
  2. Jose Acosta, MDEmergency Medicine Physician1104454446
  3. Tracie Adamson, NPNurse Practitioner1982765145
  4. Aderinsola Aderonmu, MSStudent in an Organized Health Care Education/Training Program1083301196
  5. Akuvi Claude Adossou, MDStudent in an Organized Health Care Education/Training Program1093394504
  6. Reena Agrawal, MDPhysical Medicine & Rehabilitation Physician1720257520

Verify Nguyen Si Pham in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A102823
    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: $13.95

1 payment: food and beverage; the largest payer was Med-EL Corporation. The 6,429 providers of this specialty with any payment received $1,922.50 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nguyen Pham$13.95
  2. Specialty average$1,922.50

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. Childrens Hospital OF Orange CountyOrange, CA

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

Nguyen Si Pham among 1,212 otolaryngology physician records in California

Nguyen Si Pham, M.D. is one of 1,212 otolaryngology physician records with a practice address in California. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 58% of them.

  • NPI issued2008 · 58% of these records are older, 35% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2006 · median 2004 among the 818 with a school on file
  • Record last updated2011 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Otolaryngology Physician providers in California

There are 1,212 otolaryngology physician records in California.

The 8 otolaryngology physician records with the nearest ZIP codes

  1. Edward Damrose, MDStanford, CA 943051851314702
  2. Robert Jackler, MDStanford, CA 943051568502839
  3. Nancy JiangStanford, CA 943051740424043
  4. Benzion Joshua, M.D.Palo Alto, CA 943051538193792
  5. Michael Kaplan, M.D.Stanford, CA 943051851437131
  6. Frank Lin, MD, PHDStanford, CA 943051619015229
  7. I-Fan Mau, MD, PHDStanford, CA 943051780718791
  8. Uchechukwu Megwalu, MDStanford, CA 943051730370941

Common questions

What is Nguyen Si Pham, M.D.'s NPI number?

Nguyen Si Pham, M.D.'s National Provider Identifier (NPI) is 1861661373, issued on Feb 28, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Nguyen Si Pham, M.D. located?

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

How can I verify Nguyen Si Pham, M.D.'s license?

NPPES lists California license number A102823, 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.