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CHRISTINA TSAI
NPI 1023646833
Internal Medicine in Saint Louis, MO

Active since March 28, 2020PECOS Enrolled
81.57/100
CMS Quality Rating
3660 VISTA AVE, SAINT LOUIS, MO 63110(314) 977-6100(314) 977-6164 Get Directions Write a Review

NPPES record last updated: August 7, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Aug 7, 2023, Apr 1, 2020, Mar 28, 2020 (3 updates tracked since 2020).

About Christina Tsai NPPES

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

CHRISTINA TSAI (NPI 1023646833) is an individual internal medicine provider in Saint Louis, Missouri, licensed in Missouri (2023031446) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1023646833
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameCHRISTINA TSAI
Location Address3660 VISTA AVESaint Louis, MO 63110-2540
Mailing Address1402 S Grand Blvd # 12Saint Louis, MO 63104-1004 · (314) 577-8762 · Fax (314) 268-5108
Phone(314) 977-6100
Fax(314) 977-6164
Sole ProprietorNo
Enumeration DateMarch 28, 2020
Last NPPES UpdateAugust 7, 20233 updates tracked since enumeration
NPPES CertifiedAugust 7, 2023
✔ NPI 1023646833 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MO · 2023031446
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.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
3660 VISTA AVE, Saint Louis, MO 63110
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Christina Tsai 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63110 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
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

81.57/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality76.09
Promoting Interoperability100
Improvement Activities40
Cost54.28

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.

KRISTA L LENTINE MD,PHD
Internal Medicine (Nephrology)
3660 VISTA AVE
SAINT LOUIS, MO 63110
St. Louis City (314) 977-8765
MARGARET M WILSON MD
Internal Medicine (Geriatric Medicine)
3660 VISTA AVE
SAINT LOUIS, MO 63110
St. Louis City (314) 977-8462
DR. NANCY Z. DELANEY M.D.
Internal Medicine
3660 VISTA AVE
SAINT LOUIS, MO 63110
St. Louis City (314) 977-6100
DR. ESTHER A. GONZALEZ M.D.
Internal Medicine (Nephrology)
3660 VISTA AVE
SAINT LOUIS, MO 63110
St. Louis City (314) 577-8765
CHRISTIAN HENDRIX
Internal Medicine
3660 VISTA AVE
SAINT LOUIS, MO 63110
St. Louis City (314) 977-6100
MARILYN A. MAXWELL M.D.
Internal Medicine
3660 VISTA AVE
SAINT LOUIS, MO 63110
St. Louis City (314) 977-6100
HESSELBERG DRUG COMPANY
Pharmacy (Community/Retail Pharmacy)
3660 VISTA AVE
SAINT LOUIS, MO 63110
St. Louis City (314) 771-2900
TAYLOR JAMES BASTIN
Hospitalist
3660 VISTA AVE
SAINT LOUIS, MO 63110
St. Louis City (314) 977-6100

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 Christina Tsai's NPI number?

The NPI number for Christina Tsai is 1023646833. It was assigned to this individual provider in the NPPES registry on March 28, 2020.

Where is Christina Tsai located?

Christina Tsai practices at 3660 Vista Ave, Saint Louis, MO 63110. The listed phone number is (314) 977-6100.

What is Christina Tsai's specialty?

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

Is Christina Tsai enrolled in Medicare?

Yes. Christina Tsai is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Christina Tsai was last updated on August 7, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.