JEFFREY DAVID KLAUSNER MD - NPI 1508973249 - Internal Medicine in San Leandro, CA

Q: What is Jeffrey Klausner's NPI number?

The NPI number for Jeffrey Klausner is 1508973249. It was assigned to this individual provider in the NPPES registry on August 25, 2006.

Q: What is Jeffrey Klausner's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Q: When was this NPI record last updated?

The NPPES record for Jeffrey Klausner was last updated on December 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.

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About Jeffrey David Klausner Md NPPES

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

JEFFREY DAVID KLAUSNER MD (NPI 1508973249) is an individual infectious disease provider in San Leandro, California, licensed in California (G81840) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Oakland, and is a graduate of Js Weill Medical College, Cornell University (1991).

NPPES Registry Identity

NPI1508973249

Entity TypeIndividualMale

Primary Taxonomy207RI0200X

Provider Legal NameJEFFREY DAVID KLAUSNERCredential: MD

Location Address201 DOLORES AVESan Leandro, CA 94577-5007

Mailing Address201 Dolores AveSan Leandro, CA 94577-5007 · (510) 984-2489 · Fax (510) 788-6830

Phone(510) 984-2489

Fax(510) 788-6830

Sole ProprietorNo

Medical School CMSJs Weill Medical College, Cornell UniversityGraduated 1991

Enumeration DateAugust 25, 2006

Last NPPES UpdateDecember 16, 2025

NPPES CertifiedDecember 16, 2025

✔ NPI 1508973249 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

License✔ Licensed in CA · G81840

Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

Also ListedInternal MedicineTaxonomy 207R00000X · License G81840 (CA)

201 DOLORES AVE, San Leandro, CA 94577

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Secondary Practice Location 1

Location 11970 Mountain BlvdOakland, CA 94611-2813 · Phone (510) 984-2489 · Fax (510) 788-6830

Other Identifiers 3

Other1508973249CA · Ccs Paneled

Medicaid00G818400CA

Medicaid1508973249CA

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

Jeffrey David Klausner 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 ID8123216850

PECOS Enrollment IDI20101222000696

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 94577 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

$153.83 typical visit price

range $69.00 – $202.35

Typical copayment $38.45 (range $17.25 – $50.58)

Most-billed visit code 99204

Established Patient

$119.48 typical visit price

range $23.44 – $166.46

Typical copayment $29.87 (range $5.86 – $41.61)

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 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CITY HEALTH, A MEDICAL CORPORATION

Clinic/Center (Multi-Specialty)