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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.

DR. YU CHENG M.D.
NPI 1003241118
Internal Medicine - Hematology & Oncology in Tracy, CA

Active since September 08, 2013PECOS EnrolledAccepts Medicare Assignment
2200 ORCHARD PKWY STE 102, TRACY, CA 95377(209) 830-4060(209) 830-4077 Get Directions Write a Review

NPPES record last updated: September 25, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 25, 2026, Aug 12, 2025, Jan 20, 2022 and 2 more (5 updates tracked since 2016).

About Dr. Yu Cheng M.d. NPPES

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

DR. YU CHENG M.D. (NPI 1003241118) is an individual hematology & oncology provider in Tracy, California, licensed in California (A138360) and active in the NPI registry since September 2013. She is enrolled in Medicare PECOS, maintains a secondary practice location in Orange, and is a graduate of Other (2000).

NPPES Registry Identity

NPI1003241118
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameDR. YU CHENGCredential: M.D.
Location Address2200 ORCHARD PKWY STE 102Tracy, CA 95377-7346
Mailing AddressPo Box 255228Sacramento, CA 95865-5228
Phone(209) 830-4060
Fax(209) 830-4077
Sole ProprietorYes
Medical School CMSOtherGraduated 2000
Enumeration DateSeptember 8, 2013
Last NPPES UpdateSeptember 25, 20265 updates tracked since enumeration
NPPES CertifiedSeptember 25, 2026
✔ NPI 1003241118 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in CA · A138360
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.
2200 ORCHARD PKWY STE 102, Tracy, CA 95377
Open in Google Maps ↗

Secondary Practice Location 1

Location 1101 The City Dr SOrange, CA 92868-3201 · Phone (714) 456-6589

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. Yu Cheng 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 ID840587622
PECOS Enrollment IDI20210806001248
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 Reassignments

2

Medicare enrollment records show Yu Cheng reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Permanente Medical Group Inc
20 mi
Internal Medicine
7373 WEST LANE
Stockton, CA 95210
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1548343510 (209) 476-2000
Sutter Valley Medical Foundation
27 mi
Multi-Specialty
600 COFFEE RD
Modesto, CA 95355
  • Reassigned Medicare billing, California enrollment
  • 3,056 clinicians in this Medicare group
NPI 1669846986 (209) 524-1211

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 95377 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
$176.60 typical visit price
range $58.87 – $176.60
Typical copayment $44.15 (range $14.71 – $44.15)
Most-billed visit code 99205
Established Patient
$103.36 typical visit price
range $19.28 – $144.60
Typical copayment $25.84 (range $4.82 – $36.15)
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.

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 Yu Cheng's NPI number?

The NPI number for Yu Cheng is 1003241118. It was assigned to this individual provider in the NPPES registry on September 8, 2013.

Where is Yu Cheng located?

Yu Cheng practices at 2200 Orchard Pkwy Ste 102, Tracy, CA 95377. The listed phone number is (209) 830-4060.

What is Yu Cheng's specialty?

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

Is Yu Cheng enrolled in Medicare?

Yes. Yu Cheng 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 organizations bill Medicare for Yu Cheng's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Yu Cheng reassigns Medicare benefits to 2 organizations: Permanente Medical Group Inc (Stockton, CA) and Sutter Valley Medical Foundation (Modesto, CA). Each 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 Yu Cheng'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 Yu Cheng was last updated on September 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 25 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.