TRACY Y. JONELIS MD
NPI 1942372776
Internal Medicine - Nephrology in San Francisco, CA

Active since November 15, 2006PECOS EnrolledAccepts Medicare Assignment
2200 OFARRELL ST, SAN FRANCISCO, CA 94115(415) 833-2000 Get Directions Write a Review

NPPES record last updated: January 10, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Tracy Y. Jonelis Md NPPES

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

TRACY Y. JONELIS MD (NPI 1942372776) is an individual nephrology provider in San Francisco, California, licensed in California (A72460) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1986).

NPPES Registry Identity

NPI1942372776
Entity TypeIndividualFemale
Primary Taxonomy207RN0300X
Provider Legal NameTRACY Y. JONELISCredential: MD
Location Address2200 OFARRELL STSan Francisco, CA 94115-3357
Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3466 · (510) 625-6262
Sole ProprietorNo
Medical School CMSOtherGraduated 1986
Enumeration DateNovember 15, 2006
Last NPPES UpdateJanuary 10, 2022
NPI 1942372776 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License Licensed in CA · A72460
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
2200 OFARRELL ST, San Francisco, CA 94115

Other Names 1

Other Name (5)Tracy Yi Zhang M.d.

Other Identifiers 1

Medicaid00A724600CA

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

Tracy Y. Jonelis 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 ID9830386853
PECOS Enrollment IDI20101202001222
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 94115 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 20

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

Pediatrics
2200 OFARRELL ST
SAN FRANCISCO, CA 94115
Nuclear Medicine
2200 OFARRELL ST
SAN FRANCISCO, CA 94115
Pediatrics
2200 OFARRELL ST
SAN FRANCISCO, CA 94115
Radiology (Diagnostic Radiology)
2200 OFARRELL ST
SAN FRANCISCO, CA 94115
Internal Medicine
2200 OFARRELL ST
SAN FRANCISCO, CA 94115
Hospitalist
2200 OFARRELL ST
SAN FRANCISCO, CA 94115
Internal Medicine (Critical Care Medicine)
2200 OFARRELL ST
SAN FRANCISCO, CA 94115
Otolaryngology
2200 OFARRELL ST
SAN FRANCISCO, CA 94115

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 Tracy Jonelis's NPI number?

The NPI number for Tracy Jonelis is 1942372776. It was assigned to this individual provider in the NPPES registry on November 15, 2006. The provider is also known as Tracy Yi Zhang M.D..

Where is Tracy Jonelis located?

Tracy Jonelis practices at 2200 Ofarrell St, San Francisco, CA 94115. The listed phone number is (415) 833-2000.

What is Tracy Jonelis's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Tracy Jonelis enrolled in Medicare?

Yes. Tracy Jonelis 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 Tracy Jonelis was last updated on January 10, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.