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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

KENNETH W LEE & ASSOCIATES INC
NPI 1063710408
Internal Medicine - Gastroenterology in Pomona, CA

Active since March 09, 2011CLIA 05D2110400 · Accreditation
210 W BONITA AVE STE 140, POMONA, CA 91767(909) 622-3800(909) 622-2600 Get Directions Write a Review

NPPES record last updated: September 22, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Kenneth W Lee & Associates Inc NPPES

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

KENNETH W LEE & ASSOCIATES INC (NPI 1063710408) is a healthcare organization registered as a gastroenterology in Pomona, California and active in the NPI registry since March 2011. The organization holds an CLIA Accreditation certificate valid through December 10, 2026 and lists Kenneth W Lee, President, as its authorized official.

NPPES Registry Identity

NPI1063710408
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameKENNETH W LEE & ASSOCIATES INC
Location Address210 W BONITA AVE STE 140Pomona, CA 91767-1866
Mailing AddressPo Box 1306Upland, CA 91785-1306 · (909) 622-3800 · Fax (909) 622-2600
Phone(909) 622-3800
Fax(909) 622-2600
Organization SubpartNo
Authorized OfficialKenneth W LeePresident · (909) 517-3501
Enumeration DateMarch 9, 2011
Last NPPES UpdateSeptember 22, 2026
NPPES CertifiedSeptember 22, 2026
✔ NPI 1063710408 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · A79488
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
210 W BONITA AVE STE 140, Pomona, CA 91767
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Other Identifiers 1

Medicaid00A694880CA

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Kenneth W Lee & Associates Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Kenneth W Lee & Associates Inc, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Kenneth Lee, MD
Gastroenterology
NPI 1417023227
210 W BONITA AVE STE 140
Pomona, CA 91767
(909) 622-3800
✔ PECOS✔ Accepts MedicareSame address
Yasmin Qasim, MD
Pathology
NPI 1447321344
9400 ROSECRANS AVE
Bellflower, CA 90706
(562) 461-3000
✔ PECOS✔ Accepts Medicare26 mi

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Accreditation 05D2110400

Kenneth W Lee MD & Associates Inc · Pomona, CA
Active · expires Dec 10, 2026
CLIA Number05D2110400
Laboratory TypePhysician Office
Certificate Effective DateDecember 11, 2024
Certificate Expiration DateDecember 10, 2026
Laboratory DirectorYasmin Qasim
Laboratory Phone(909) 622-3800
Laboratory LocationKenneth W Lee MD & Associates Inc210 W Bonita Ave Ste 140, Pomona, CA 91767
CLIA data matches this NPI record on: Address Phone
This is a certificate that is issued to a laboratory on the basis of the laboratory's accreditation by an accreditation organization approved by CMS.

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 Kenneth W Lee & Associates Inc's NPI number?

The NPI number for Kenneth W Lee & Associates Inc is 1063710408. It was assigned to this organization in the NPPES registry on March 9, 2011.

Where is Kenneth W Lee & Associates Inc located?

Kenneth W Lee & Associates Inc is located at 210 W Bonita Ave Ste 140, Pomona, CA 91767. The listed phone number is (909) 622-3800.

What is Kenneth W Lee & Associates Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Kenneth W Lee & Associates Inc enrolled in Medicare?

Yes. Kenneth W Lee & Associates Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Kenneth W Lee & Associates Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Kenneth W Lee & Associates Inc, in Gastroenterology and Pathology. 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, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Kenneth W Lee & Associates Inc hold a CLIA laboratory certificate?

Yes. A Certificate of Accreditation (number 05D2110400) is associated with this NPI, valid through December 10, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Kenneth W Lee & Associates Inc was last updated on September 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 31 days 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.