DR. ALEX CHUNHSIEN LIU M.D.
NPI 1275553158
Ophthalmology in Torrance, CA

NPI Status: Active since July 20, 2006

Contact Information

23441 MADISON ST
SUITE 120
TORRANCE, CA
ZIP 90505
Phone: (310) 791-2233
Fax: (310) 791-1144

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  • Individual
  • Male
  • Ophthalmology
  • Accepts Insurance
  • PECOS Enrolled

About ALEX LIU

This page provides the complete NPI Profile along with additional information for Alex Liu, a provider established in Torrance, California with a medical specialization in Ophthalmology. The healthcare provider is registered in the NPI registry with number 1275553158 assigned on July 2006. The practitioner's primary taxonomy code is 207W00000X with license number A99742 (CA). The provider is registered as an individual and his NPI record was last updated 14 years ago.

NPI
1275553158
Provider Name
DR. ALEX CHUNHSIEN LIU M.D.
Gender
Male
Entity Type
Individual
Location Address
23441 MADISON ST SUITE 120 TORRANCE, CA 90505
Location Phone
(310) 791-2233
Location Fax
(310) 791-1144
Mailing Address
23441 MADISON ST SUITE 120 TORRANCE, CA 90505
Mailing Phone
(310) 791-2233
Mailing Fax
(310) 791-1144
Is Sole Proprietor?
No
Enumeration Date
07-20-2006
Last Update Date
12-03-2012
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Ophthalmologists like Alex Liu specialize in diagnosing and treating eye conditions. They may perform surgeries to correct vision issues or prevent vision loss due to diseases like glaucoma. Additionally, they can provide eyeglasses, prescribe contact lenses, and offer other vision-related services.

Location Map

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

Ophthalmology

Taxonomy Code
207W00000X
Type
Allopathic & Osteopathic Physicians
License No.
A99742
License State
CA
Taxonomy Description
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Insurance Plans Accepted

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

  • Blue Focus Bronze POS? 205 - POS
  • Blue Focus Bronze POS? 705 - POS
  • Blue Focus Bronze POS? Standard - POS
  • Blue Focus Gold POS? 207 - POS
  • Blue Focus Gold POS? 902 - POS
  • Blue Focus Gold POS? Standard - POS
  • Blue Focus Silver POS? 206 - POS
  • Blue Focus Silver POS? 903 - POS
  • Blue Focus Silver POS? Standard - POS
  • Blue Preferred Bronze PPO? 201 - PPO
  • Blue Advantage Bronze PPO? 202 - PPO
  • Blue Advantage Bronze PPO? 203 - PPO
  • Blue Advantage Bronze PPO? Standard - PPO
  • Blue Advantage Gold PPO? 309 - PPO
  • Blue Advantage Gold PPO? 604 - PPO
  • Blue Advantage Gold PPO? Standard - PPO
  • Blue Advantage Silver PPO? 204 - PPO
  • Blue Advantage Silver PPO? 501 - PPO
  • Blue Advantage Silver PPO? Standard - PPO
  • Blue Preferred Bronze PPO? Standard - PPO
  • Blue Advantage Bronze HMO? 204 - HMO
  • Blue Advantage Bronze HMO? 301 - HMO
  • Blue Advantage Bronze HMO? Standard - HMO
  • Blue Advantage Gold HMO? 206 - HMO
  • Blue Advantage Gold HMO? 603 - HMO
  • Blue Advantage Gold HMO? Standard - HMO
  • Blue Advantage Plus Bronze? 303 - POS
  • Blue Advantage Plus Bronze? 305 - POS
  • Blue Advantage Plus Bronze? Standard - POS
  • Blue Advantage Plus Gold? 203 - POS
  • Connect 1500 Gold - EPO
  • Connect 6000 Silver - EPO
  • Connect 9800 Bronze - EPO
  • HSA Qualified 7500 Bronze - Choice Network - EPO
  • HSA-E Qualified 7500 Bronze - Signature Network - EPO
  • Providence Oregon Standard Bronze Plan - Choice Network - EPO
  • Providence Oregon Standard Bronze Plan - Signature Network - EPO
  • Providence Oregon Standard Gold Plan - Choice Network - EPO
  • Providence Oregon Standard Gold Plan - Signature Network - EPO
  • Providence Oregon Standard Silver Plan - Choice Network - EPO

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
AY102MEDICARE PIN (08)CA 
WA99742AMEDICARE PIN (08)CA 
W14926MEDICARE PIN (08)CA 
AY102ZMEDICARE PIN (08)CA 
BG247ZMEDICARE PIN (08)CA 

Medicare Participation & PECOS Enrollment Status

Alex Liu 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

Physician Visit Costs

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 90505 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $142.39
  • Minimum New Patient Price $62.96
  • Maximum New Patient Price $187.6
  • Average New Patient Copayment $35.59
  • Minimum New Patient Copayment $15.74
  • Maximum New Patient Copayment $46.9

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $77.96
  • Minimum Established Patient Price $20.84
  • Maximum Established Patient Price $153.61
  • Average Established Patient Copayment $19.49
  • Minimum Established Patient Copayment $5.21
  • Maximum Established Patient Copayment $38.4

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Reviews for DR. ALEX CHUNHSIEN LIU M.D.

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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 1275553158, 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 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
2
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
5
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
5
Unchanged
Pos 7
3
Doubled → 6
Pos 8
1
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 7 → 14 → 5 5 → 10 → 1 3 → 6 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 4 + 5 + 1 + 0 + 5 + 6 + 1 + 1 + 0 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1275553158.

Other Providers at the Same Location


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

Clinic/Center (Rehabilitation)
23441 MADISON ST, STE 330 BLDG 8
TORRANCE, CA 90505
Obstetrics & Gynecology
23441 MADISON ST, BLDG.8, SUITE 290
TORRANCE, CA 90505
Internal Medicine (Rheumatology)
23441 MADISON ST, SUITE #340
TORRANCE, CA 90505
Internal Medicine (Rheumatology)
23441 MADISON ST, SUITE #340
TORRANCE, CA 90505
Internal Medicine (Rheumatology)
23441 MADISON ST, SUITE #340
TORRANCE, CA 90505
Internal Medicine (Rheumatology)
23441 MADISON ST, SUITE #340
TORRANCE, CA 90505
Pediatrics
23441 MADISON ST, 305
TORRANCE, CA 90505
Physical Therapist
23441 MADISON ST, SUITE 330, BUILDING 8
TORRANCE, CA 90505
Preventive Medicine (Preventive Medicine/Occupational Environmental Medicine)
23441 MADISON ST, SUITE 220
TORRANCE, CA 90505
Internal Medicine
23441 MADISON ST, SUITE #340
TORRANCE, CA 90505
Nurse Practitioner (Women's Health)
23441 MADISON ST, SUITE 301, BLDG. #8
TORRANCE, CA 90505
Dentist
23441 MADISON ST, 150
TORRANCE, CA 90505
Ophthalmology
23441 MADISON ST, SUITE 120
TORRANCE, CA 90505
Internal Medicine (Rheumatology)
23441 MADISON ST, SUITE #340
TORRANCE, CA 90505
Clinical Medical Laboratory
23441 MADISON ST, STE 310 BLDG 8
TORRANCE, CA 90505
Clinical Medical Laboratory
23441 MADISON ST, BUILDING 8 SUITE 301
TORRANCE, CA 90505
Urology
23441 MADISON ST, SUITE 140
TORRANCE, CA 90505
Pathology (Anatomic Pathology)
23441 MADISON ST, STE 301B
TORRANCE, CA 90505
Otolaryngology (Otolaryngology/Facial Plastic Surgery)
23441 MADISON ST, BUILDING 8, SUITE 130
TORRANCE, CA 90505
Dentist (General Practice)
23441 MADISON ST, SUITE #210
TORRANCE, CA 90505

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1275553158, enumerated as an "individual" on July 20, 2006.

The provider is located at 23441 MADISON ST SUITE 120 TORRANCE, CA 90505 and the phone number is (310) 791-2233.

Ophthalmology with taxonomy code 207W00000X.

The provider might be accepting Accepts: Blue Cross and Blue Shield of Montana, Blue Cross. Please consult your insurance carrier or call the provider to verify.