1. Home
  2. Directory
  3. California
  4. Walnut Creek
  5. Internal Medicine
  6. NPI Profile

DR. ALICE TAM KENGLA M.D.
NPI 1669506473
Internal Medicine - Hematology & Oncology in Walnut Creek, CA

Active since March 15, 2007PECOS EnrolledAccepts Medicare Assignment
1425 S MAIN ST, MEDICAL ONCOLOGY AND HEMATOLOGY, WALNUT CREEK, CA 94596(925) 295-4575 Get Directions Write a Review

NPPES record last updated: December 14, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Alice Tam Kengla M.d. NPPES

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

DR. ALICE TAM KENGLA M.D. (NPI 1669506473) is an individual hematology & oncology provider in Walnut Creek, California, licensed in California (A83097) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (2001).

NPPES Registry Identity

NPI1669506473
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameDR. ALICE TAM KENGLACredential: M.D.
Location Address1425 S MAIN ST, MEDICAL ONCOLOGY AND HEMATOLOGYWalnut Creek, CA 94596-5318
Mailing Address1425 S Main St, Medical Oncology And HematologyWalnut Creek, CA 94596-5318 · (925) 295-4575
Phone(925) 295-4575
Sole ProprietorNo
Medical School CMSAlbert Einstein College Of Medicine Of Yeshiva UniversityGraduated 2001
Enumeration DateMarch 15, 2007
Last NPPES UpdateDecember 14, 2021
✔ NPI 1669506473 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in CA · A83097
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Also ListedInternal MedicineTaxonomy 207R00000X · License A83097 (CA)
1425 S MAIN ST, Walnut Creek, CA 94596
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Alice Tam Kengla M.d. 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 ID2163506007
PECOS Enrollment IDI20080229000669
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 Alice Kengla reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc
17 mi
Internal Medicine
901 NEVIN
Richmond, CA 94801
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1235226531 (510) 307-1555

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 94596 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
$202.35 typical visit price
range $69.00 – $202.35
Typical copayment $50.58 (range $17.25 – $50.58)
Most-billed visit code 99205
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.

BROOK ANDREW WOOLLEY M.D.
Emergency Medicine
1425 S MAIN ST, EMERGENCY MEDICINE DEPARTMENT
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-5100
DR. THOMAS CRESANTE D.O.
Hospitalist
1425 S MAIN ST, KAISER PERMANENTE WALNUT CREEK ATTN: HBS DEPT
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4643
SARA WON MD
Obstetrics & Gynecology
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4040
KAISER PERMANENTE
General Acute Care Hospital
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4000
MICHELLE CABLE VU CRNA
Nurse Anesthetist, Certified Registered
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4000
DR. JESUS GIL JIMENEZ MD
Surgery (Vascular Surgery)
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4110
MR. EDWARD HAL PIECZENIK L.C.S.W.
Social Worker (Clinical)
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-5237
CARLOS A. CROMEYER MD
Psychiatry & Neurology (Neurology)
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4000

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 Alice Kengla's NPI number?

The NPI number for Alice Kengla is 1669506473. It was assigned to this individual provider in the NPPES registry on March 15, 2007.

Where is Alice Kengla located?

Alice Kengla practices at 1425 S Main St Medical Oncology And Hematology, Walnut Creek, CA 94596. The listed phone number is (925) 295-4575.

What is Alice Kengla's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Alice Kengla enrolled in Medicare?

Yes. Alice Kengla 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.

Which organization bills Medicare for Alice Kengla's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alice Kengla reassigns Medicare benefits to Permanente Medical Group Inc (Richmond, 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 Alice Kengla'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 Alice Kengla was last updated on December 14, 2021. 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.