WANDA SHOK YIN CHANG M.D.
NPI 1336396373
Physical Medicine & Rehabilitation in Irvine, CA

NPI Status: Active since August 21, 2008

Contact Information

6670 ALTON PKWY
IRVINE, CA
ZIP 92618
Phone: (949) 932-5398

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  • Individual
  • Female
  • Years of Experience 19
  • Physical Medicine & Rehabilitation
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About WANDA CHANG

This page provides the complete NPI Profile along with additional information for Wanda Chang, a provider established in Irvine, California with a medical specialization in Physical Medicine & Rehabilitation and more than 19 years of experience. The healthcare provider is registered in the NPI registry with number 1336396373 assigned on August 2008. The practitioner's primary taxonomy code is 208100000X with license number A105274 (CA). The provider is registered as an individual and her NPI record was last updated 5 years ago.

NPI
1336396373
Provider Name
WANDA SHOK YIN CHANG M.D.
Gender
Female
Entity Type
Individual
Location Address
6670 ALTON PKWY IRVINE, CA 92618
Location Phone
(949) 932-5398
Mailing Address
4201 W CHAPMAN AVE ORANGE, CA 92868
Mailing Phone
(949) 932-5398
Medical School Name
OTHER
Graduation Year
2007
Is Sole Proprietor?
No
Enumeration Date
08-21-2008
Last Update Date
12-02-2021
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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

Physical Medicine & Rehabilitation

Taxonomy Code
208100000X
Type
Allopathic & Osteopathic Physicians
License No.
A105274
License State
CA
Taxonomy Description
Physical medicine and rehabilitation, also referred to as rehabilitation medicine, is the medical specialty concerned with diagnosing, evaluating, and treating patients with physical disabilities. These disabilities may arise from conditions affecting the musculoskeletal system such as neck and back pain, sports injuries, or other painful conditions affecting the limbs, such as carpal tunnel syndrome. Alternatively, the disabilities may result from neurological trauma or disease such as spinal cord injury, head injury or stroke. A physician certified in physical medicine and rehabilitation is often called a physiatrist. The primary goal of the physiatrist is to achieve maximal restoration of physical, psychological, social and vocational function through comprehensive rehabilitation. Pain management is often an important part of the role of the physiatrist. For diagnosis and evaluation, a physiatrist may include the techniques of electromyography to supplement the standard history, physical, x-ray and laboratory examinations. The physiatrist has expertise in the appropriate use of therapeutic exercise, prosthetics (artificial limbs), orthotics and mechanical and electrical devices.

Medicare Participation & PECOS Enrollment Status

Wanda Chang is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Wanda Chang 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: 1850562703

    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: I20110926000379

    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? Yes

    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

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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 1336396373, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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
3
Unchanged
Pos 3
3
Doubled → 6
Pos 4
6
Unchanged
Pos 5
3
Doubled → 6
Pos 6
9
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
3
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
3
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 3 → 6 3 → 6 6 → 12 → 3 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 6 + 6 + 6 + 9 + 1 + 2 + 3 + 1 + 4 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1336396373.

Other Providers at the Same Location


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

Health Maintenance Organization
6670 ALTON PKWY, ANESTHESIOLOGY DEPARTMENT 2ND FLOOR
IRVINE, CA 92618
Otolaryngology
6670 ALTON PKWY, HEAD AND NECK SURGERY, KAISER PERMANENTE
IRVINE, CA 92618
Pharmacist
6670 ALTON PKWY
IRVINE, CA 92618
Surgery (Plastic and Reconstructive Surgery)
6670 ALTON PKWY, MEDICAL OFFICE BUILDING 1
IRVINE, CA 92618
Plastic Surgery
6670 ALTON PKWY, SAND CANYON MEDICAL OFFICE, SUITE 4110
IRVINE, CA 92618
Urology
6670 ALTON PKWY
IRVINE, CA 92618
Physical Therapist
6670 ALTON PKWY
IRVINE, CA 92618
Internal Medicine (Endocrinology, Diabetes & Metabolism)
6670 ALTON PKWY, ALTON SAND CANYON MEDICAL OFFICES - MOB2, 3RD FLOOR
IRVINE, CA 92618
Nurse Practitioner (Family)
6670 ALTON PKWY
IRVINE, CA 92618
Physician Assistant (Surgical)
6670 ALTON PKWY
IRVINE, CA 92618
Anesthesiology (Pain Medicine)
6670 ALTON PKWY, DEPARTMENT OF ANESTHESIOLOGY
IRVINE, CA 92618
Otolaryngology (Plastic Surgery within the Head & Neck)
6670 ALTON PKWY
IRVINE, CA 92618
Physical Therapist
6670 ALTON PKWY
IRVINE, CA 92618
Physical Therapist
6670 ALTON PKWY
IRVINE, CA 92618
Pharmacist
6670 ALTON PKWY
IRVINE, CA 92618
Physical Therapist
6670 ALTON PKWY
IRVINE, CA 92618
Registered Nurse
6670 ALTON PKWY
IRVINE, CA 92618
Internal Medicine (Hematology & Oncology)
6670 ALTON PKWY
IRVINE, CA 92618
Pharmacist
6670 ALTON PKWY
IRVINE, CA 92618
Physical Therapist
6670 ALTON PKWY
IRVINE, CA 92618

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1336396373, enumerated as an "individual" on August 21, 2008.

The provider is located at 6670 ALTON PKWY IRVINE, CA 92618 and the phone number is (949) 932-5398.

Physical Medicine & Rehabilitation with taxonomy code 208100000X.