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DR. CATHERINE BARBARA LEE MD
NPI 1841857240
Pediatrics in Fontana, CA

Active since May 22, 2019PECOS Enrolled
9985 SIERRA AVE, FONTANA, CA 92335(888) 750-0036 Get Directions Write a Review

NPPES record last updated: November 21, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Nov 21, 2022, Sep 27, 2022, Sep 20, 2022 and 1 more (4 updates tracked since 2019).

About Dr. Catherine Barbara Lee Md NPPES

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

DR. CATHERINE BARBARA LEE MD (NPI 1841857240) is an individual pediatrics provider in Fontana, California, licensed in California (A178282) and active in the NPI registry since May 2019. She is enrolled in Medicare PECOS and maintains a secondary practice location in Loma Linda.

NPPES Registry Identity

NPI1841857240
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDR. CATHERINE BARBARA LEECredential: MD
Location Address9985 SIERRA AVEFontana, CA 92335-6720
Mailing Address9985 Sierra AveFontana, CA 92335-6720 · (888) 750-0036
Phone(888) 750-0036
Sole ProprietorNo
Enumeration DateMay 22, 2019
Last NPPES UpdateNovember 21, 20224 updates tracked since enumeration
NPPES CertifiedSeptember 27, 2022
✔ NPI 1841857240 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · A178282
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
9985 SIERRA AVE, Fontana, CA 92335
Open in Google Maps ↗

Secondary Practice Location 1

Location 111234 Anderson StLoma Linda, CA 92354-2804 · Phone (909) 558-4174

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Catherine Barbara Lee Md 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 Catherine Lee reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southern California Permanente Medical Group
0.2 mi
Health Maintenance Organization
9961 SIERRA AVE
Fontana, CA 92335
  • Reassigned Medicare billing, California enrollment
  • 5,228 clinicians in this Medicare group
NPI 1689606196 (909) 427-3910

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 92335 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
$91.88 typical visit price
range $59.60 – $179.42
Typical copayment $22.97 (range $14.90 – $44.85)
Most-billed visit code 99203
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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.

NAINESH K. GANDHI MD
Internal Medicine (Cardiovascular Disease)
9985 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (866) 454-3485
DR. PAYMON MESGARZADEH M.D.
Internal Medicine (Cardiovascular Disease)
9985 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-5000
DR. MARK JONATHAN LANDAU M.D., PH.D.
Plastic Surgery
9985 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (833) 574-2273
DR. YUJIAN GUO M.D.
Psychiatry & Neurology (Neurology)
9985 SIERRA AVE, MOB-2, BASEMENT
FONTANA, CA 92335
San Bernardino County (909) 427-5000
MANUEL RICARDO MOJICA JR. M.D.
Internal Medicine
9985 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-5000
MR. FRED GADEA III
Physical Therapy Assistant
9985 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-5000
DR. ADEEL HUSAIN M.D.
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
9985 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-5000
PATRICIA LOTICH OTR
Occupational Therapist
9985 SIERRA AVE
FONTANA, CA 92335
San Bernardino County (909) 427-6996

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 Catherine Lee's NPI number?

The NPI number for Catherine Lee is 1841857240. It was assigned to this individual provider in the NPPES registry on May 22, 2019.

Where is Catherine Lee located?

Catherine Lee practices at 9985 Sierra Ave, Fontana, CA 92335. The listed phone number is (888) 750-0036.

What is Catherine Lee's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Catherine Lee enrolled in Medicare?

Yes. Catherine Lee is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Catherine Lee's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Catherine Lee reassigns Medicare benefits to Southern California Permanente Medical Group (Fontana, 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 Catherine Lee'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 Catherine Lee was last updated on November 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.