IAN NATHANIEL BRITTON MD
NPI 1508153024
Internal Medicine - Pulmonary Disease in Stanford, CA
About Ian Nathaniel Britton Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
IAN NATHANIEL BRITTON MD (NPI 1508153024) is an individual pulmonary disease provider in Stanford, California, licensed in California (A141529) and active in the NPI registry since July 2011. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of Texas Southwestern Medical School At Dallas (2011).
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ian Nathaniel Britton Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Ian Britton reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stanford, CA 94305
- Reassigned Medicare billing, California enrollment
- 4,258 clinicians in this Medicare group
Palo Alto, CA 94304
- Reassigned Medicare billing, California enrollment
- 3,617 clinicians in this Medicare group
San Luis Obispo, CA 93401
- Reassigned Medicare billing, California enrollment
- 9 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 7
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94305 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
STANFORD, CA 94305
STANFORD, CA 94305
STANFORD, CA 94305
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Ian Britton's NPI number?
The NPI number for Ian Britton is 1508153024. It was assigned to this individual provider in the NPPES registry on July 5, 2011.
Where is Ian Britton located?
Ian Britton practices at 300 Pasteur Dr, Stanford, CA 94305. The listed phone number is (650) 723-4000.
What is Ian Britton's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.
Is Ian Britton enrolled in Medicare?
Yes. Ian Britton is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Ian Britton's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ian Britton reassigns Medicare benefits to 3 organizations: Stanford Health Care (Stanford, CA), Lpch Medical Group Div Of Lucile (Palo Alto, CA) and Central Coast Chest Consultants A Medical Corporation (San Luis Obispo, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ian Britton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Ian Britton was last updated on November 11, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Ian Nathaniel Britton, MD · NPI 1508153024
Pulmonary Disease physician in Stanford, California. Individual provider, active in the CMS NPPES registry since July 5, 2011.
## Identity
- **NPI:** 1508153024 (Entity type: Individual)
- **Enumerated:** July 5, 2011
- **Primary specialty:** Internal Medicine - Pulmonary Disease · taxonomy 207RP1001X
- **State license:** A141529 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 300 PASTEUR DR, Stanford, CA 94305-2200
- **Phone:** (650) 723-4000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Stanford Health Care (NPI 1437292927, Stanford, CA); Lpch Medical Group Div Of Lucile (NPI 1417907940, Palo Alto, CA); Central Coast Chest Consultants A Medical Corporation (NPI 1740267574, San Luis Obispo, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Southwestern Medical School At Dallas, class of 2011
## Record status
- **NPPES last updated:** November 11, 2024
---
Source: [NPI Profile](https://npiprofile.com/npi/1508153024) · Data from the CMS NPPES public registry.