Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ERIC TYLER SUMNER DO
NPI 1205367356
Internal Medicine - Pulmonary Disease in Palo Alto, CA

Active since March 21, 2017PECOS EnrolledAccepts Medicare Assignment
300 PASTEUR DR, PALO ALTO, CA 94305(650) 725-7061 Get Directions Write a Review

NPPES record last updated: July 2, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 2, 2026, Oct 31, 2022, Mar 12, 2019 and 1 more (4 updates tracked since 2017).

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

NPI1205367356
Entity TypeIndividualMale
Primary Taxonomy207RP1001X
Provider Legal NameERIC TYLER SUMNERCredential: DO
Location Address300 PASTEUR DRPalo Alto, CA 94305-2200
Mailing Address300 Pasteur DrPalo Alto, CA 94305-2200 · (650) 723-4000
Sole ProprietorNo
Medical School CMSTouro Un Col Of Osteopathic Medicine, HendersonGraduated 2017
Enumeration DateMarch 21, 2017
Last NPPES UpdateJuly 2, 20264 updates tracked since enumeration
NPPES CertifiedJuly 2, 2026
NPI 1205367356 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
License Licensed in CA · 20A16834
Definition
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
Also ListedInternal MedicineTaxonomy 207R00000X · License 20A16834 (CA)
Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License 20A16834 (CA)
300 PASTEUR DR, Palo Alto, CA 94305

Secondary Practice Location 1

Location 1725 Welch RdPalo Alto, CA 94304-1601 · Phone (650) 497-8000

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

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.

PECOS PAC ID4082954821
PECOS Enrollment IDI20230712002139
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

New Patient
$156.67 typical visit price
range $70.37 – $206.04
Typical copayment $39.16 (range $17.59 – $51.51)
Most-billed visit code 99204
Established Patient
$121.77 typical visit price
range $23.96 – $169.60
Typical copayment $30.44 (range $5.99 – $42.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Internal Medicine (Gastroenterology)
300 PASTEUR DR, ALWAY BUILD M211, MC 5187
STANFORD, CA 94305
Radiology (Vascular & Interventional Radiology)
300 PASTEUR DR
STANFORD, CA 94305
Psychiatry & Neurology (Psychiatry)
300 PASTEUR DR
STANFORD, CA 94305
Radiology (Diagnostic Radiology)
300 PASTEUR DR
STANFORD, CA 94305
Nurse Practitioner
300 PASTEUR DR
STANFORD, CA 94305
Neurological Surgery
300 PASTEUR DR
STANFORD, CA 94305
Pathology (Anatomic Pathology & Clinical Pathology)
300 PASTEUR DR, LANE 235
STANFORD, CA 94305
Internal Medicine (Critical Care Medicine)
300 PASTEUR DR
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.

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 39 days 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.