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DR. TARA KANTHARAJ M.D.
NPI 1033552401
Family Medicine in San Francisco, CA

Active since April 16, 2013PECOS Enrolled
1823 UNION ST, SAN FRANCISCO, CA 94123(415) 590-6148 Get Directions Write a Review

NPPES record last updated: April 4, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 4, 2019, Feb 11, 2019 (2 updates tracked since 2019).

About Dr. Tara Kantharaj M.d. NPPES

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

DR. TARA KANTHARAJ M.D. (NPI 1033552401) is an individual family medicine provider in San Francisco, California, licensed in California (A142495) and active in the NPI registry since April 2013. She is enrolled in Medicare PECOS and maintains a secondary practice location in Santa Rosa.

NPPES Registry Identity

NPI1033552401
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameDR. TARA KANTHARAJCredential: M.D.
Location Address1823 UNION STSan Francisco, CA 94123
Mailing Address1823 Union St Fl 2San Francisco, CA 94123-4307 · (415) 590-6148
Phone(415) 590-6148
Sole ProprietorNo
Enumeration DateApril 16, 2013
Last NPPES UpdateApril 4, 20192 updates tracked since enumeration
✔ NPI 1033552401 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · A142495
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
1823 UNION ST, San Francisco, CA 94123
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Secondary Practice Location 1

Location 12240 Mercury WaySanta Rosa, CA 95407 · Phone (707) 393-4044

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Tara Kantharaj M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Tara Kantharaj reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc
1.2 mi
Internal Medicine
2238 GEARY
San Francisco, CA 94116
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1841373800 (415) 833-2200

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94123 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
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 9

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

JASON A WERTHEIMER D.O.
Family Medicine
1823 UNION ST
SAN FRANCISCO, CA 94123
San Francisco County (888) 663-6331
VANESSA MICHELLE HASHIM MSPA
Physician Assistant
1823 UNION ST
SAN FRANCISCO, CA 94123
San Francisco County (888) 663-6331
MRS. DARENIE GOODMAN MD
Family Medicine
1823 UNION ST
SAN FRANCISCO, CA 94123
San Francisco County (888) 663-6331
DR. MELINDA KONG M.D.
Family Medicine
1823 UNION ST
SAN FRANCISCO, CA 94123
San Francisco County (888) 663-6331
CHANDNI PINDORIA M.D.
Pediatrics
1823 UNION ST
SAN FRANCISCO, CA 94123
San Francisco County (415) 590-6148
DR. WILLIAM JERRY LU MD
Family Medicine (Sleep Medicine)
1823 UNION ST
SAN FRANCISCO, CA 94123
San Francisco County (415) 590-6148
VICTORIA FUNG PA
Physician Assistant
1823 UNION ST
SAN FRANCISCO, CA 94123
San Francisco County (888) 663-6331
MRS. PARIVASH AKHAVAN SANDERS D.O.
Family Medicine
1823 UNION ST
SAN FRANCISCO, CA 94123
San Francisco County (415) 590-6148

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 Tara Kantharaj's NPI number?

The NPI number for Tara Kantharaj is 1033552401. It was assigned to this individual provider in the NPPES registry on April 16, 2013.

Where is Tara Kantharaj located?

Tara Kantharaj practices at 1823 Union St, San Francisco, CA 94123. The listed phone number is (415) 590-6148.

What is Tara Kantharaj's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Tara Kantharaj enrolled in Medicare?

Yes. Tara Kantharaj is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Tara Kantharaj's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tara Kantharaj reassigns Medicare benefits to Permanente Medical Group Inc (San Francisco, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Tara Kantharaj's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Tara Kantharaj was last updated on April 4, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.