ERIC TYLER SUMNER DO
NPI 1205367356
Internal Medicine - Pulmonary Disease in Palo Alto, CA
About Eric Tyler Sumner Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERIC TYLER SUMNER DO (NPI 1205367356) is an individual pulmonary disease provider in Palo Alto, California, licensed in California (20A16834) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS, maintains a secondary practice location in Palo Alto, and is a graduate of Touro Un Col Of Osteopathic Medicine, Henderson (2017).
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
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
Eric Tyler Sumner Do 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 Eric Sumner 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
Redwood City, CA 94063
- Reassigned Medicare billing, California enrollment
- 20,078 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.
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 Eric Sumner's NPI number?
The NPI number for Eric Sumner is 1205367356. It was assigned to this individual provider in the NPPES registry on March 21, 2017.
Where is Eric Sumner located?
Eric Sumner practices at 300 Pasteur Dr, Palo Alto, CA 94305. The listed phone number is (650) 725-7061.
What is Eric Sumner's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.
Is Eric Sumner enrolled in Medicare?
Yes. Eric Sumner 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 Eric Sumner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eric Sumner reassigns Medicare benefits to 3 organizations: Stanford Health Care (Stanford, CA), Lpch Medical Group Div Of Lucile (Palo Alto, CA) and Permanente Medical Group Inc (Redwood City, 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 Eric Sumner'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 Eric Sumner was last updated on July 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Eric Tyler Sumner, DO · NPI 1205367356
Pulmonary Disease physician in Palo Alto, California. Individual provider, active in the CMS NPPES registry since March 21, 2017.
## Identity
- **NPI:** 1205367356 (Entity type: Individual)
- **Enumerated:** March 21, 2017
- **Primary specialty:** Internal Medicine - Pulmonary Disease · taxonomy 207RP1001X
- **State license:** 20A16834 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 PASTEUR DR, Palo Alto, CA 94305-2200
- **Phone:** (650) 725-7061
## 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); Permanente Medical Group Inc (NPI 1639252604, Redwood City, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Touro Un Col Of Osteopathic Medicine, Henderson, class of 2017
## Record status
- **NPPES last updated:** July 2, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1205367356) · Data from the CMS NPPES public registry.