ANNA X TSAI MD
NPI 1578880290
Otolaryngology in Apo, AP

Active since April 21, 2010PECOS Enrolled

NPPES record last updated: June 17, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jun 17, 2025, Aug 15, 2023, Mar 17, 2018 and 1 more (4 updates tracked since 2018).

  • Individual
  • Female
  • Years of Experience 17
  • Otolaryngology
  • May Accept Medicare Approved Payment
  • PECOS Enrolled

About ANNA TSAI

This page provides the complete NPI Profile along with additional information for Anna Tsai, a provider established in Apo, with a medical specialization in Otolaryngology and more than 17 years of experience. She graduated from Uniformed Services Uhs Fe Hebert School Of Med in 2010. The healthcare provider is registered in the NPI registry with number 1578880290 assigned on April 2010. The practitioner's primary taxonomy code is 207Y00000X with license number 2015-0030 (NC). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1578880290
Provider Name
ANNA X TSAI MD
Other Name
ANNA X HANG MD
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
UNIT 5071 APO, AP 96328
Location Phone
(315) 225-7508
Mailing Address
UNIT 5071 APO, AP 96328
Medical School Name
UNIFORMED SERVICES UHS FE HEBERT SCHOOL OF MED
Graduation Year
2010
Is Sole Proprietor?
Yes
Enumeration Date
04-21-2010
Last Update Date
06-17-2025
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Otolaryngology

Taxonomy Code
207Y00000X
Type
Allopathic & Osteopathic Physicians
License No.
2015-0030
License State
NC
Taxonomy Description
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

Medicare Participation & PECOS Enrollment Status

Anna Tsai is registered with Medicare but may not accept claims assignment. If you are a Medicare beneficiary call and confirm with the provider before seeking any services.

Anna Tsai is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 5496971988

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20190924001544

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Maybe

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Anna Tsai is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
SUMMERLIN HOSPITAL MEDICAL CENTER657 TOWN CENTER DRIVE
LAS VEGAS, NV 89144
(702) 233-7500Acute Care Hospitals

Reviews for ANNA X TSAI MD

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NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1578880290, we treat the final digit (0) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
8
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
8
Unchanged
Pos 7
0
Doubled → 0
Pos 8
2
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
0
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 7 → 14 → 5 8 → 16 → 7 0 → 0 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 5 + 1 + 4 + 8 + 1 + 6 + 8 + 0 + 2 + 1 + 8 + 24 = 70

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 70 is 70. The difference is the calculated check digit.

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1578880290.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Nurse Anesthetist, Certified Registered
UNIT 5071
APO, AP 96328
Social Worker (Clinical)
UNIT 5071
APO, AP 96328
Military Health Care Provider (Independent Duty Medical Technicians)
UNIT 5071
APO, AP 96328
Obstetrics & Gynecology
UNIT 5071
APO, AP 96328
Psychiatry & Neurology (Psychiatry)
UNIT 5071
APO, AP 96328
Nurse Practitioner (Family)
UNIT 5071
APO, AP 96328
Anesthesiology
UNIT 5071
APO, AP 96328
Family Medicine
UNIT 5071
APO, AP 96328
Pediatrics
UNIT 5071
APO, AP 96328
Family Medicine
UNIT 5071
APO, AP 96328
Optometrist
UNIT 5071
APO, AP 96328
Family Medicine
UNIT 5071
APO, AP 96328
Internal Medicine
UNIT 5071
APO, AP 96328
Nurse Anesthetist, Certified Registered
UNIT 5071
APO, AP 96328
Social Worker (Clinical)
UNIT 5071
APO, AP 96328
Obstetrics & Gynecology
UNIT 5071
APO, AP 96328
Social Worker (Clinical)
UNIT 5071
APO, AP 96328
Physician Assistant
UNIT 5071
APO, AP 96328
Dentist (Prosthodontics)
UNIT 5071
APO, AP 96328
Audiologist
UNIT 5071
APO, AP 96328

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1578880290, enumerated as an "individual" on April 21, 2010.

The provider is located at UNIT 5071 APO, AP 96328 and the phone number is (315) 225-7508.

Otolaryngology with taxonomy code 207Y00000X.

Anna Tsai is affiliated with: SUMMERLIN HOSPITAL MEDICAL CENTER.