WAYNE CHIH WING LEONG M.D.
NPI 1023196102
Hospitalist in Oakland, CA

Q: What is Wayne Leong's NPI number?

The NPI number for Wayne Leong is 1023196102. It was assigned to this individual provider in the NPPES registry on November 2, 2006.

Q: What is Wayne Leong's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Q: When was this NPI record last updated?

The NPPES record for Wayne Leong was last updated on December 2, 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.

Active since November 02, 2006PECOS EnrolledAccepts Medicare Assignment

275 W MACARTHUR BLVD, OAKLAND, CA 94611(510) 913-2486(510) 752-1610 Get Directions Write a Review

NPPES record last updated: December 2, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 2, 2021, Nov 18, 2015 (2 updates tracked since 2015).

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About Wayne Chih Wing Leong M.d. NPPES

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

WAYNE CHIH WING LEONG M.D. (NPI 1023196102) is an individual hospitalist provider in Oakland, California, licensed in California (G78793) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Diego School Of Medicine (1992).

NPPES Registry Identity

NPI1023196102

Entity TypeIndividualMale

Primary Taxonomy208M00000X

Provider Legal NameWAYNE CHIH WING LEONGCredential: M.D.

Location Address275 W MACARTHUR BLVDOakland, CA 94611-5641

Mailing Address275 W Macarthur BlvdOakland, CA 94611-5641 · (510) 913-2486 · Fax (510) 752-1610

Phone(510) 913-2486

Fax(510) 752-1610

Sole ProprietorNo

Medical School CMSUniversity Of California, San Diego School Of MedicineGraduated 1992

Enumeration DateNovember 2, 2006

Last NPPES UpdateDecember 2, 20212 updates tracked since enumeration

✔ NPI 1023196102 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians

Taxonomy Code208M00000X

License✔ Licensed in CA · G78793

Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

275 W MACARTHUR BLVD, Oakland, CA 94611

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Other Identifiers 1

Medicaid00G787930CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Wayne Chih Wing Leong 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 ID2264616234

PECOS Enrollment IDI20110415000496

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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

72 services27 patients

Hospital discharge day management, 30 minutes or less 99238

Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94611 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

$153.83 typical visit price

range $69.00 – $202.35

Typical copayment $38.45 (range $17.25 – $50.58)

Most-billed visit code 99204

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.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

2 suppliers16 claims16 services$14.92 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

2 suppliers16 claims16 services$68.85 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

DR. ANNA C. MORGAN MD

Specialist