NPPES file of Aug 9, 2026

Ian Nathaniel Britton, MD

Pulmonary Disease Physician · Stanford, CA

Ian Nathaniel Britton, MD is a pulmonary disease physician with a practice address in Stanford, California, and NPI 1508153024, issued on Jul 5, 2011. Check the license (California A141529, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1508153024
Name
Ian Nathaniel Britton
Credential
MD
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
A141529 CA
Self-reported in NPPES; status is on the state search
Practice location
300 Pasteur Dr, Stanford, CA 94305
Phone
(650) 723-4000
Enumerated
Jul 5, 2011
Record last updated
Nov 11, 2024
Medicare enrollment
Enrolled (PECOS I20180611002720); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 2011
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. 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 Ian Nathaniel Britton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A141529
    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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2 hospitals and group practices

  1. Stanford Health CareStanford, CA · Acute Care Hospitals5 of 5 stars
  2. Central Coast Chest Consultants, A Medical CorporationSan Luis Obispo, CA

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.

Ian Nathaniel Britton among 1,443 pulmonary disease physician records in California

Ian Nathaniel Britton, MD is one of 1,443 pulmonary disease 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 2011, is newer than 70% of them.

  • NPI issued2011 · 70% of these records are older, 26% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2011 · median 2002 among the 1,061 with a school on file
  • Record last updated2024 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

50 pulmonary disease physician records list a practice address in Stanford

They are 50 of the 5,606 NPPES records with a practice address in Stanford, and 1,443 pulmonary disease physician records in California.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Laveena Chhatwani, MDStanford, CA 943051841278652
  2. Ramona Doyle, M.D.Stanford, CA 943051497863567
  3. Jennifer Fresco, M.D.Stanford, CA 943051902979131
  4. Jonerik Holty, M.D.Stanford, CA 943051720156748
  5. Deborah Levine, MDStanford, CA 943051831206804
  6. Joseph Lin, M.D.Stanford, CA 943051720136807
  7. Gordon Mak, M.D.Stanford, CA 943051447330725
  8. Paul Mohabir, M.D.Stanford, CA 943051811909708

Common questions

What is Ian Nathaniel Britton, MD's NPI number?

Ian Nathaniel Britton, MD's National Provider Identifier (NPI) is 1508153024, issued on Jul 5, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Ian Nathaniel Britton, 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 Ian Nathaniel Britton, MD's license?

NPPES lists California license number A141529, 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.