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KRYSTAL LEONG
NPI 1689949760
Internal Medicine in Oakland, CA

Active since March 21, 2012PECOS EnrolledAccepts Medicare Assignment
280 W MACARTHUR BLVD, OAKLAND, CA 94611(510) 752-1000 Get Directions Write a Review

NPPES record last updated: December 15, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 15, 2021, Nov 17, 2015 (2 updates tracked since 2015).

About Krystal Leong NPPES

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

KRYSTAL LEONG (NPI 1689949760) is an individual internal medicine provider in Oakland, California, licensed in California (A127738) and active in the NPI registry since March 2012. She is enrolled in Medicare PECOS and is a graduate of Rush Medical College Of Rush University (2012).

NPPES Registry Identity

NPI1689949760
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameKRYSTAL LEONG
Location Address280 W MACARTHUR BLVDOakland, CA 94611-5642
Mailing Address280 W Macarthur BlvdOakland, CA 94611-5642
Phone(510) 752-1000
Sole ProprietorNo
Medical School CMSRush Medical College Of Rush UniversityGraduated 2012
Enumeration DateMarch 21, 2012
Last NPPES UpdateDecember 15, 20212 updates tracked since enumeration
✔ NPI 1689949760 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A127738
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
280 W MACARTHUR BLVD, Oakland, CA 94611
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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

Krystal Leong 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 ID7618291642
PECOS Enrollment IDI20150825002980
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.

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.

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.

JESSICA CHANG PHARM.D., APH
Pharmacist
280 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-8859
NORMA MIYEKO MARUBAYASHI HOLLOWAY PHARMD
Pharmacist
280 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-6468
DIANA HIROS CRNA
Nurse Anesthetist, Certified Registered
280 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-6238
IVY I. YU MD
Obstetrics & Gynecology
280 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-1000
THERESE M. HICKEY MD
Anesthesiology
280 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-1000
JOHN L. JONES MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
280 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-1000
ANNETTE CHENEVEY CRNA
Nurse Anesthetist, Certified Registered
280 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-6238
MRS. MICHELE NG PHARM.D.
Pharmacist
280 W MACARTHUR BLVD
OAKLAND, CA 94611
Alameda County (510) 752-6141

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 Krystal Leong's NPI number?

The NPI number for Krystal Leong is 1689949760. It was assigned to this individual provider in the NPPES registry on March 21, 2012.

Where is Krystal Leong located?

Krystal Leong practices at 280 W Macarthur Blvd, Oakland, CA 94611. The listed phone number is (510) 752-1000.

What is Krystal Leong's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Krystal Leong enrolled in Medicare?

Yes. Krystal Leong 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.

When was this NPI record last updated?

The NPPES record for Krystal Leong was last updated on December 15, 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.