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DR. JESSICA BARRY FAVREAU MD
NPI 1841450731
Internal Medicine in Los Altos, CA

Active since June 13, 2008Opted out of Medicare · through Jun 2, 2027
1 1ST ST STE 15, LOS ALTOS, CA 94022(650) 668-2558 Get Directions Write a Review

NPPES record last updated: November 13, 2023. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Nov 13, 2023, May 11, 2021, Dec 17, 2020 and 1 more (4 updates tracked since 2016).

About Dr. Jessica Barry Favreau Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JESSICA BARRY FAVREAU MD (NPI 1841450731) is an individual internal medicine provider in Los Altos, California, licensed in California (A139150) and active in the NPI registry since June 2008. She has opted out of Medicare through June 2, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1841450731
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. JESSICA BARRY FAVREAUCredential: MD
Location Address1 1ST ST STE 15Los Altos, CA 94022-2756
Mailing Address1 1st St Ste 15Los Altos, CA 94022-2756 · (650) 668-2558
Phone(650) 668-2558
Sole ProprietorNo
Enumeration DateJune 13, 2008
Last NPPES UpdateNovember 13, 20234 updates tracked since enumeration
NPPES CertifiedNovember 13, 2023
✔ NPI 1841450731 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in CA · A139150✔ Licensed in CA · 139150
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1 1ST ST STE 15, Los Altos, CA 94022
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Other Names 1

Former Name (1)Jessica Barry Eichinger Md

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Jessica Barry Favreau Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from June 2, 2021 through June 2, 2027.

Opt-Out Effective DateJune 2, 2021
Opt-Out In Effect ThroughJune 2, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94022 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.

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 Jessica Favreau's NPI number?

The NPI number for Jessica Favreau is 1841450731. It was assigned to this individual provider in the NPPES registry on June 13, 2008. The provider is also known as Jessica Barry Eichinger MD.

Where is Jessica Favreau located?

Jessica Favreau practices at 1 1st St Ste 15, Los Altos, CA 94022. The listed phone number is (650) 668-2558.

What is Jessica Favreau's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Jessica Favreau enrolled in Medicare?

No. Jessica Favreau has opted out of Medicare through June 2, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Jessica Favreau was last updated on November 13, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.