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PACIFIC HEMATOLOGY ONCOLOGY ASSOC
NPI 1073630406
Specialist in San Francisco, CA

Active since March 22, 2007
2100 WEBSTER ST, 225, SAN FRANCISCO, CA 94115(415) 923-3876(415) 923-3624 Get Directions Write a Review

NPPES record last updated: March 7, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Pacific Hematology Oncology Assoc NPPES

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

PACIFIC HEMATOLOGY ONCOLOGY ASSOC (NPI 1073630406) is a healthcare organization registered as a specialist in San Francisco, California and active in the NPI registry since March 2007. The organization lists Liz K Kil, Lead Biller, as its authorized official.

NPPES Registry Identity

NPI1073630406
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NamePACIFIC HEMATOLOGY ONCOLOGY ASSOC
Location Address2100 WEBSTER ST, 225San Francisco, CA 94115-2373
Mailing Address2100 Webster St, Suite 225San Francisco, CA 94115-2373 · (415) 923-3876 · Fax (415) 923-3624
Phone(415) 923-3876
Fax(415) 923-3624
Organization SubpartNo
Authorized OfficialLiz K KilLead Biller · (415) 923-3876
Enumeration DateMarch 22, 2007
Last NPPES UpdateMarch 7, 2013
✔ NPI 1073630406 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
2100 WEBSTER ST, San Francisco, CA 94115
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Other Identifiers 5

Other1518155357CA · Npi
OtherSTATE LICENSECA · C34434
OtherSTATE LICENSECA · G72619
Medicare NSC6124140001CA
OtherSTATE LICENSECA · G78339

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Antidote Health Plan of Arizona, Inc., Antidote Health Plan of Ohio, Inc., Avera Health Plans and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Pacific Hematology Oncology Assoc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

5

Medicare enrollment records show 5 clinicians reassign Medicare billing to Pacific Hematology Oncology Assoc, which bills Medicare for the services they deliver. Of these, 3 practice at this address. They are listed nearest first.

Clinicians, nearest first (5)

Caroline Behler, M.D., M.S.
Hematology/Oncology
NPI 1518155357
2100 WEBSTER ST STE 225
San Francisco, CA 94115
(415) 923-3012
✔ PECOS✔ Accepts MedicareSame address
Bertrand Tuan, M.D.
Hematology/Oncology
NPI 1578632980
2100 WEBSTER ST STE 225
San Francisco, CA 94115
(415) 923-3012
✔ PECOS✔ Accepts MedicareSame address
Ari Baron, M.D.
Hematology/Oncology
NPI 1013086420
2100 WEBSTER STREET SUITE 225
San Francisco, CA 94115
(415) 923-3012
✔ PECOS✔ Accepts MedicareSame address
Kevin Knopf, M.D.
Hematology/Oncology
NPI 1881626687
2001 DWIGHT WAY
Berkeley, CA 94704
(510) 204-1591
✔ PECOS✔ Accepts Medicare10 mi
Milana Dolezal, M.D.
Hematology/Oncology
NPI 1174777643
300 PASTEUR DR
Palo Alto, CA 94304
(650) 723-4000
✔ PECOS✔ Accepts Medicare28 mi

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

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 Pacific Hematology Oncology Assoc's NPI number?

The NPI number for Pacific Hematology Oncology Assoc is 1073630406. It was assigned to this organization in the NPPES registry on March 22, 2007.

Where is Pacific Hematology Oncology Assoc located?

Pacific Hematology Oncology Assoc is located at 2100 Webster St 225, San Francisco, CA 94115. The listed phone number is (415) 923-3876.

What is Pacific Hematology Oncology Assoc's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Pacific Hematology Oncology Assoc enrolled in Medicare?

Yes. Pacific Hematology Oncology Assoc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Pacific Hematology Oncology Assoc?

According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians, all in Hematology/Oncology, reassign their Medicare billing to Pacific Hematology Oncology Assoc. A 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 the clinician's services. Of these, 3 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Pacific Hematology Oncology Assoc accept?

Health plans from Antidote Health Plan of Arizona, Inc., Antidote Health Plan of Ohio, Inc., Avera Health Plans, BlueCross BlueShield of Tennessee and Moda Health Plan, Inc. list Pacific Hematology Oncology Assoc as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Pacific Hematology Oncology Assoc was last updated on March 7, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.