ERIC J. MESSNER MD
NPI 1578640413
Internal Medicine in Santa Clara, CA

Active since October 31, 2006PECOS EnrolledAccepts Medicare Assignment
710 LAWRENCE EXPY, SANTA CLARA, CA 95051(408) 851-1000 Get Directions Write a Review

NPPES record last updated: December 6, 2021. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Eric J. Messner Md NPPES

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

ERIC J. MESSNER MD (NPI 1578640413) is an individual internal medicine provider in Santa Clara, California, licensed in California (G80433) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of University Of California, Davis School Of Medicine (1993).

NPPES Registry Identity

NPI1578640413
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameERIC J. MESSNERCredential: MD
Location Address710 LAWRENCE EXPYSanta Clara, CA 95051-5173
Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3466 · (510) 625-6262
Sole ProprietorNo
Medical School CMSUniversity Of California, Davis School Of MedicineGraduated 1993
Enumeration DateOctober 31, 2006
Last NPPES UpdateDecember 6, 2021
NPI 1578640413 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in CA · G80433
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.

710 LAWRENCE EXPY, Santa Clara, CA 95051

Other Identifiers 1

Medicaid00G804330CA

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 J. Messner 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.

PECOS PAC ID7214116771
PECOS Enrollment IDI20110129000016
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.

Areas of Expertise CMS Part B claims

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.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
13 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95051 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 (Hematology & Oncology)
710 LAWRENCE EXPY, ONCOLOGY DEPT #440
SANTA CLARA, CA 95051
Dermatology
710 LAWRENCE EXPY, DEPT. 472
SANTA CLARA, CA 95051
Physician Assistant
710 LAWRENCE EXPY
SANTA CLARA, CA 95051
Nurse Practitioner
710 LAWRENCE EXPY, DEPT. 272
SANTA CLARA, CA 95051
Nurse Practitioner (Women's Health)
710 LAWRENCE EXPY
SANTA CLARA, CA 95051
Nurse Practitioner (Primary Care)
710 LAWRENCE EXPY, #272
SANTA CLARA, CA 95051
Pharmacist
710 LAWRENCE EXPY, CLINICAL PHARMACY, M3453
SANTA CLARA, CA 95051
Pharmacist
710 LAWRENCE EXPY, CLINICAL PHARMACY
SANTA CLARA, CA 95051

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 Messner's NPI number?

The NPI number for Eric Messner is 1578640413. It was assigned to this individual provider in the NPPES registry on October 31, 2006.

Where is Eric Messner located?

Eric Messner practices at 710 Lawrence Expy, Santa Clara, CA 95051. The listed phone number is (408) 851-1000.

What is Eric Messner's specialty?

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

Is Eric Messner enrolled in Medicare?

Yes. Eric Messner 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 Messner was last updated on December 6, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.