DR. DAVID DANG TIEU M.D.
NPI 1861658718
Otolaryngology - Pediatric Otolaryngology in Los Angeles, CA

NPI Status: Active since July 30, 2008

Contact Information

4900 W SUNSET BLVD
6TH FLOOR, HEAD AND NECK SURGERY
LOS ANGELES, CA
ZIP 90027
Phone: (800) 954-8000
Fax: (323) 783-8211

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  • Individual
  • Male
  • Otolaryngology
  • Pediatric Otolaryngology
  • PECOS Enrolled

About DAVID TIEU

This page provides the complete NPI Profile along with additional information for David Tieu, a provider established in Los Angeles, California with a medical specialization in Otolaryngology, focusing in pediatric otolaryngology . The healthcare provider is registered in the NPI registry with number 1861658718 assigned on July 2008. The practitioner's primary taxonomy code is 207YP0228X with license number A120391 (CA). The provider is registered as an individual and his NPI record was last updated 5 years ago.

NPI
1861658718
Provider Name
DR. DAVID DANG TIEU M.D.
Gender
Male
Entity Type
Individual
Location Address
4900 W SUNSET BLVD 6TH FLOOR, HEAD AND NECK SURGERY LOS ANGELES, CA 90027
Location Phone
(800) 954-8000
Location Fax
(323) 783-8211
Mailing Address
4900 W SUNSET BLVD 6TH FLOOR, HEAD AND NECK SURGERY LOS ANGELES, CA 90027
Mailing Phone
(800) 954-8000
Mailing Fax
(323) 783-8211
Is Sole Proprietor?
No
Enumeration Date
07-30-2008
Last Update Date
11-30-2021
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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 Pediatric Otolaryngology

Taxonomy Code
207YP0228X
Type
Allopathic & Osteopathic Physicians
License No.
A120391
License State
CA
Taxonomy Description
A pediatric otolaryngologist has special expertise in the management of infants and children with disorders that include congenital and acquired conditions involving the aerodigestive tract, nose and paranasal sinuses, the ear and other areas of the head and neck. The pediatric otolaryngologist has special skills in the diagnosis, treatment, and management of childhood disorders of voice, speech, language and hearing.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207YP0228XAllopathic & Osteopathic Physicians

Otolaryngology
Pediatric Otolaryngology

60208875 (WA)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
A120391OTHER (01)CAMEDICAL BOARD OF CALIFORNIA
60208875OTHER (01)WAWASHINGTON STATE DEPARTMENT OF HEALTH

Medicare Participation & PECOS Enrollment Status

David Tieu 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

  • 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

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NPI 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 1861658718, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
8
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
1
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
5
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
7
Unchanged
Pos 9
1
Doubled → 2
Check
8
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 6 → 12 → 3 6 → 12 → 3 8 → 16 → 7 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 2 + 1 + 1 + 2 + 5 + 1 + 6 + 7 + 2 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1861658718.

Other Providers at the Same Location


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

Genetic Counselor, MS
4900 W SUNSET BLVD, 3RD FLOOR GENETICS
LOS ANGELES, CA 90027
Registered Nurse (Lactation Consultant)
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Genetic Counselor, MS
4900 W SUNSET BLVD, GENETICS DEPARTMENT, 3RD FLOOR
LOS ANGELES, CA 90027
General Acute Care Hospital
4900 W SUNSET BLVD, 5TH FLOOR
LOS ANGELES, CA 90027
Obstetrics & Gynecology
4900 W SUNSET BLVD, 5TH FLOOR
LOS ANGELES, CA 90027
Obstetrics & Gynecology
4900 W SUNSET BLVD, 5TH FLOOR
LOS ANGELES, CA 90027
Pharmacist
4900 W SUNSET BLVD, SUITE 164
LOS ANGELES, CA 90027
Surgery
4900 W SUNSET BLVD, 6TH FLOOR
LOS ANGELES, CA 90027
Obstetrics & Gynecology (Obstetrics)
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Obstetrics & Gynecology
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Obstetrics & Gynecology
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Urology
4900 W SUNSET BLVD, 2ND FLOOR
LOS ANGELES, CA 90027
Otolaryngology
4900 W SUNSET BLVD, 6TH FLOOR
LOS ANGELES, CA 90027
Urology
4900 W SUNSET BLVD, SECOND FLOOR
LOS ANGELES, CA 90027
Obstetrics & Gynecology
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Obstetrics & Gynecology (Gynecology)
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Obstetrics & Gynecology
4900 W SUNSET BLVD, 5TH FLOOR
LOS ANGELES, CA 90027
Urology
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Urology
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Obstetrics & Gynecology
4900 W SUNSET BLVD, 4TH FLOOR
LOS ANGELES, CA 90027

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1861658718, enumerated as an "individual" on July 30, 2008.

The provider is located at 4900 W SUNSET BLVD 6TH FLOOR, HEAD AND NECK SURGERY LOS ANGELES, CA 90027 and the phone number is (800) 954-8000.

Otolaryngology with taxonomy code 207YP0228X and a focus in Pediatric Otolaryngology.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.