DAVID S. CHENG MD
NPI 1003964065
Otolaryngology - Plastic Surgery within the Head & Neck in Bellflower, CA

NPI Status: Active since January 08, 2007

Contact Information

9400 ROSECRANS AVE
BELLFLOWER, CA
ZIP 90706
Phone: (310) 748-7712

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  • Individual
  • Male
  • Otolaryngology
  • Plastic Surgery within the Head & Neck
  • PECOS Enrolled

About DAVID CHENG

This page provides the complete NPI Profile along with additional information for David Cheng, a provider established in Bellflower, California with a medical specialization in Otolaryngology, focusing in plastic surgery within the head & neck . The healthcare provider is registered in the NPI registry with number 1003964065 assigned on January 2007. The practitioner's primary taxonomy code is 207YX0007X with license number G66385 (CA). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1003964065
Provider Name
DAVID S. CHENG MD
Gender
Male
Entity Type
Individual
Location Address
9400 ROSECRANS AVE BELLFLOWER, CA 90706
Location Phone
(310) 748-7712
Mailing Address
PO BOX 17208 IRVINE, CA 92623
Mailing Phone
(310) 748-7712
Is Sole Proprietor?
No
Enumeration Date
01-08-2007
Last Update Date
10-11-2023
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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 Plastic Surgery within the Head & Neck

Taxonomy Code
207YX0007X
Type
Allopathic & Osteopathic Physicians
License No.
G66385
License State
CA
Taxonomy Description
An otolaryngologist with additional training in plastic and reconstructive procedures within the head, face, neck and associated structures, including cutaneous head and neck oncology and reconstruction, management of maxillofacial trauma, soft tissue repair and neural surgery. The field is diverse and involves a wide age range of patients, from the newborn to the aged. While both cosmetic and reconstructive surgeries are practiced, there are many additional procedures which interface with them.

Medicare Participation & PECOS Enrollment Status

David Cheng 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: Durable Medical Equipment (DME) 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: No

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

  • Eligible to Order or Refer a Home Health Agency (HHA): No

  • Eligible to Order or Refer Power Mobility Devices: Yes

Reviews for DAVID S. CHENG MD

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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 1003964065, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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
0
Unchanged
Pos 3
0
Doubled → 0
Pos 4
3
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
6
Unchanged
Pos 7
4
Doubled → 8
Pos 8
0
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
5
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 0 → 0 9 → 18 → 9 4 → 8 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 0 + 3 + 1 + 8 + 6 + 8 + 0 + 1 + 2 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1003964065.

Other Providers at the Same Location


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

Pharmacist
9400 ROSECRANS AVE, INPATIENT PHARMACY
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE, INPATIENT PHARMACY
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Pharmacist (Pharmacotherapy)
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE, KAISER PERMANENTE - PHARMACY OPERATIONS
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE, PHARMACY ADMINISTRATION
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE, BELLFLOWER MOB - PHARMACY OPS
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706
Pharmacist
9400 ROSECRANS AVE
BELLFLOWER, CA 90706

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1003964065, enumerated as an "individual" on January 08, 2007.

The provider is located at 9400 ROSECRANS AVE BELLFLOWER, CA 90706 and the phone number is (310) 748-7712.

Otolaryngology with taxonomy code 207YX0007X and a focus in Plastic Surgery within the Head & Neck.