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ALEXANDER TSAI MD PHD
NPI 1952964819
Internal Medicine - Hematology & Oncology in Minneapolis, MN

Active since April 17, 2019PECOS EnrolledAccepts Medicare Assignment
420 DELAWARE STREET SE, MMC 480, MINNEAPOLIS, MN 55455(612) 626-5454 Get Directions Write a Review

NPPES record last updated: October 14, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 9, 2021, Apr 17, 2019 (2 updates tracked since 2019).

About Alexander Tsai Md Phd NPPES

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

ALEXANDER TSAI MD PHD (NPI 1952964819) is an individual hematology & oncology provider in Minneapolis, Minnesota, licensed in Minnesota (69343) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, is affiliated with M Health Fairview University Of Mn, and maintains a secondary practice location in Minneapolis.

NPPES Registry Identity

NPI1952964819
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameALEXANDER TSAICredential: MD PHD
Location Address420 DELAWARE STREET SE, MMC 480Minneapolis, MN 55455
Mailing Address420 Delaware St SeMinneapolis, MN 55455-0341 · (612) 626-5454
Phone(612) 626-5454
Sole ProprietorNo
Medical School CMSUniversity Of Maryland School Of MedicineGraduated 2019
Enumeration DateApril 17, 2019
Last NPPES UpdateOctober 14, 20252 updates tracked since enumeration
NPPES CertifiedOctober 14, 2025
✔ NPI 1952964819 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 MN · 69343
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.
420 DELAWARE STREET SE, Minneapolis, MN 55455
Open in Google Maps ↗

Secondary Practice Location 1

Location 1909 Fulton St SEMinneapolis, MN 55455-4800 · Phone (612) 273-8383

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica.Insurance ›

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

Alexander Tsai Md Phd 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 ID6901133222
PECOS Enrollment IDI20250718002029
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.

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

M Health Fairview University Of Mn

Acute Care Hospitals · Minneapolis, MN
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number240080
Location2450 Riverside AvenueMinneapolis, MN 55454 · Hennepin County
Emergency services Birthing friendly

Fairview Northland Regional Hospital

Acute Care Hospitals · Princeton, MN
OwnershipVoluntary non-profit - Other
CMS Certification Number240141
Location911 Northland DrivePrinceton, MN 55371 · Mille Lacs County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 55455 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
$168.28 typical visit price
range $56.00 – $168.28
Typical copayment $42.07 (range $14.00 – $42.07)
Most-billed visit code 99205
Established Patient
$98.61 typical visit price
range $18.32 – $138.04
Typical copayment $24.65 (range $4.58 – $34.51)
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.

ROSS RYBAKOWICZ MD
Student in an Organized Health Care Education/Training Program
420 DELAWARE STREET SE, MMC 195
MINNEAPOLIS, MN 55455
Hennepin County (612) 625-6483
ANOOJ PATEL
Student in an Organized Health Care Education/Training Program
420 DELAWARE STREET SE, MMC 195
MINNEAPOLIS, MN 55455
Hennepin County (612) 624-4777
SUCHAPA ARAYAKARNKUL M.D.
Student in an Organized Health Care Education/Training Program
420 DELAWARE STREET SE, MMC 284
MINNEAPOLIS, MN 55455
Hennepin County (612) 626-5454
DR. BOYANGZI LI MD, PHD
Internal Medicine (Cardiovascular Disease)
420 DELAWARE STREET SE, MMC 508
MINNEAPOLIS, MN 55455
Hennepin County (612) 626-2589
DR. JACQUELINE TUCKER MD
Student in an Organized Health Care Education/Training Program
420 DELAWARE STREET SE, MMC 396
MINNEAPOLIS, MN 55455
Hennepin County (612) 625-7692
NEUROLOGY LTD.
Clinical Medical Laboratory
420 DELAWARE STREET SE
MINNEAPOLIS, MN 55455
Hennepin County (612) 625-1431
CHESNEY BURGWEGER SIEMS MD
Surgery
420 DELAWARE STREET SE, MMC 195
MINNEAPOLIS, MN 55455
Hennepin County (612) 625-6483
SANA KAGALWALLA
Student in an Organized Health Care Education/Training Program
420 DELAWARE STREET SE, MMC 284
MINNEAPOLIS, MN 55455
Hennepin County (612) 626-5454

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 Alexander Tsai's NPI number?

The NPI number for Alexander Tsai is 1952964819. It was assigned to this individual provider in the NPPES registry on April 17, 2019.

Where is Alexander Tsai located?

Alexander Tsai practices at 420 Delaware Street SE Mmc 480, Minneapolis, MN 55455. The listed phone number is (612) 626-5454.

What is Alexander Tsai's specialty?

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

Is Alexander Tsai enrolled in Medicare?

Yes. Alexander Tsai 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.

What insurance does Alexander Tsai accept?

Health plans from Medica list Alexander Tsai as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Alexander Tsai affiliated with any hospitals?

According to CMS data, Alexander Tsai is affiliated with M Health Fairview University Of Mn and Fairview Northland Regional Hospital.

When was this NPI record last updated?

The NPPES record for Alexander Tsai was last updated on October 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.