NPPES file of Aug 9, 2026

Paul J. Utz, MD

Allergy & Immunology Physician · Stanford, CA

Paul J. Utz, MD is an allergy & immunology physician with a practice address in Stanford, California, and NPI 1013043264, issued on Feb 24, 2007. Check the license (California G85684, 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
1013043264
Name
Paul J. Utz
Credential
MD
Primary taxonomy
Allergy & Immunology Physician 207K00000X
License number
G85684 CA
Self-reported in NPPES; status is on the state search
Practice location
300 Pasteur Dr, Stanford, CA 94305
Phone
(650) 497-8000
Enumerated
Feb 24, 2007
Record last updated
Apr 4, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicaid ID
00G856840 CA
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 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. Oliver Aalami, M.D.Vascular Surgery Physician1225229024
  3. Alistair Aaronson, MDInternal Medicine Physician1457628760
  4. Sumaira Aasi, MDMOHS-Micrographic Surgery Physician1780675181
  5. Fahim Abbasi, M.D.Internal Medicine Physician1841484037
  6. Mohamad Abbass, MDNeurological Surgery Physician1679492151

Verify Paul J. Utz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G85684
    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: $320.01

3 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 2,496 providers of this specialty with any payment received $8,321.81 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Paul Utz$320.01
  2. Specialty average$8,321.81

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

Paul J. Utz among 444 allergy & immunology physician records in California

Paul J. Utz, MD is one of 444 allergy & immunology physician records with a practice address in California. 79% 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 47% of them.

  • NPI issued2007 · 47% of these records are older, 38% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2008 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Allergy & Immunology Physician providers in California

There are 444 allergy & immunology physician records in California.

The 8 allergy & immunology physician records with the nearest ZIP codes

  1. Jennifer Camacho, MDStanford, CA 943051508090192
  2. C. Garrison Fathman, MDStanford, CA 943051770619926
  3. Stella Hartono, MD PHDStanford, CA 943051588195457
  4. Michelle Huffaker, MDStanford, CA 943051407141641
  5. Shirley Jiang, MDPalo Alto, CA 943051023646247
  6. Jane Parnes, MDStanford, CA 943051114053360
  7. James Raitt, MDStanford, CA 943051932235181
  8. Charles Robinson, MDStanford, CA 943051578699724

Common questions

What is Paul J. Utz, MD's NPI number?

Paul J. Utz, MD's National Provider Identifier (NPI) is 1013043264, issued on Feb 24, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Paul J. Utz, MD located?

The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 497-8000. Providers update this record themselves, so call before visiting.

How can I verify Paul J. Utz, MD's license?

NPPES lists California license number G85684, 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.