WENDY TSENG M.D., M.S.
NPI 1609296680
Internal Medicine in South San Francisco, CA

Active since April 17, 2014PECOS EnrolledAccepts Medicare Assignment
1200 EL CAMINO REAL, SOUTH SAN FRANCISCO, CA 94080(650) 742-2000 Get Directions Write a Review

NPPES record last updated: September 2, 2022. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Sep 2, 2022, Feb 11, 2022, Jul 13, 2020 (3 updates tracked since 2020).

About Wendy Tseng M.d., M.s. NPPES

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

WENDY TSENG M.D., M.S. (NPI 1609296680) is an individual internal medicine provider in South San Francisco, California, licensed in California (A148016) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (2014).

NPPES Registry Identity

NPI1609296680
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameWENDY TSENGCredential: M.D., M.S.
Location Address1200 EL CAMINO REALSouth San Francisco, CA 94080-3208
Mailing Address1200 El Camino RealSouth San Francisco, CA 94080-3208 · (650) 742-2000
Sole ProprietorYes
Medical School CMSUniversity Of California, San Francisco School Of MedicineGraduated 2014
Enumeration DateApril 17, 2014
Last NPPES UpdateSeptember 2, 20223 updates tracked since enumeration
NPPES CertifiedSeptember 2, 2022
NPI 1609296680 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses Licensed in CA · A148016 Licensed in OR · PG168262
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.

1200 EL CAMINO REAL, South San Francisco, CA 94080

Other Names 1

Other Name (5)Wendy Wan-ting Tseng M.d., M.s.

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

Wendy Tseng M.d., M.s. 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 ID7618194929
PECOS Enrollment IDI20180220002365
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

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.
29 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94080 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.

Psychologist (Cognitive & Behavioral)
1200 EL CAMINO REAL
SOUTH SAN FRANCISCO, CA 94080
Nurse Practitioner (Primary Care)
1200 EL CAMINO REAL
SOUTH SAN FRANCISCO, CA 94080
Nurse Practitioner (Adult Health)
1200 EL CAMINO REAL
SOUTH SAN FRANCISCO, CA 94080
Radiology (Diagnostic Radiology)
1200 EL CAMINO REAL, 1ST FLOOR, DEPARTMENT OF RADIOLOGY
SOUTH SAN FRANCISCO, CA 94080
Nurse Practitioner (Family)
1200 EL CAMINO REAL, 5TH FLOOR HOPITAL TOWER
SOUTH SAN FRANCISCO, CA 94080
Pharmacist
1200 EL CAMINO REAL
SOUTH SAN FRANCISCO, CA 94080
Nurse Practitioner
1200 EL CAMINO REAL
SOUTH SAN FRANCISCO, CA 94080
Pharmacist
1200 EL CAMINO REAL
SOUTH SAN FRANCISCO, CA 94080

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 Wendy Tseng's NPI number?

The NPI number for Wendy Tseng is 1609296680. It was assigned to this individual provider in the NPPES registry on April 17, 2014. The provider is also known as Wendy Wan-Ting Tseng M.D., M.S..

Where is Wendy Tseng located?

Wendy Tseng practices at 1200 El Camino Real, South San Francisco, CA 94080. The listed phone number is (650) 742-2000.

What is Wendy Tseng's specialty?

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

Is Wendy Tseng enrolled in Medicare?

Yes. Wendy Tseng 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 Wendy Tseng was last updated on September 2, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.