MR. BARRY SANFORD LANDFIELD MD
NPI 1386735058
Family Medicine in Greenbrae, CA
About Mr. Barry Sanford Landfield Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. BARRY SANFORD LANDFIELD MD (NPI 1386735058) is an individual family medicine provider in Greenbrae, California, licensed in California (G19884) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of New York University School Of Medicine (1967).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mr. Barry Sanford Landfield Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Barry Landfield reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Greenbrae, CA 94904
- Reassigned Medicare billing, California enrollment
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 4
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 94904 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GREENBRAE, CA 94904
GREENBRAE, CA 94904
GREENBRAE, CA 94904
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 Barry Landfield's NPI number?
The NPI number for Barry Landfield is 1386735058. It was assigned to this individual provider in the NPPES registry on September 27, 2006.
Where is Barry Landfield located?
Barry Landfield practices at 900 S Eliseo Dr Suite 202, Greenbrae, CA 94904. The listed phone number is (415) 461-3500.
What is Barry Landfield's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Barry Landfield enrolled in Medicare?
Yes. Barry Landfield is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Barry Landfield's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Barry Landfield reassigns Medicare benefits to First Med Marin Medical Clinic (Greenbrae, CA). The 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 Barry Landfield'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 Barry Landfield was last updated on July 30, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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.
# Mr. Barry Sanford Landfield, MD · NPI 1386735058
Family Medicine physician in Greenbrae, California. Individual provider, active in the CMS NPPES registry since September 27, 2006.
## Identity
- **NPI:** 1386735058 (Entity type: Individual)
- **Enumerated:** September 27, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** G19884 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 900 S ELISEO DR, SUITE 202, Greenbrae, CA 94904-2134
- **Phone:** (415) 461-3500 · **Fax:** (415) 461-3891
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** First Med Marin Medical Clinic (NPI 1316145469, Greenbrae, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York University School Of Medicine, class of 1967
## Record status
- **NPPES last updated:** July 30, 2008
- **Other identifiers:** Medicare PIN 00G198840 (CA); Medicare UPIN A40779 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1386735058) · Data from the CMS NPPES public registry.