BERNARD S CHANG MD
NPI 1891713814
Pathology - Anatomic Pathology & Clinical Pathology in La Jolla, CA

NPI Status: Active since July 17, 2006

Contact Information

9888 GENESEE AVE
LA JOLLA, CA
ZIP 92037
Phone: (858) 626-6000

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  • Individual
  • Male
  • Years of Experience 36
  • Pathology
  • Anatomic Pathology & Clinical Pathology
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About BERNARD CHANG

This page provides the complete NPI Profile along with additional information for Bernard Chang, a provider established in La Jolla, California with a medical specialization in Pathology, focusing in anatomic pathology & clinical pathology and more than 36 years of experience. He graduated from University Of California, Geffen School Of Medicine in 1990. The healthcare provider is registered in the NPI registry with number 1891713814 assigned on July 2006. The practitioner's primary taxonomy code is 207ZP0102X with license number G73853 (CA). The provider is registered as an individual and his NPI record was last updated 9 years ago.

NPI
1891713814
Provider Name
BERNARD S CHANG MD
Gender
Male
Entity Type
Individual
Location Address
9888 GENESEE AVE LA JOLLA, CA 92037
Location Phone
(858) 626-6000
Mailing Address
10790 RANCHO BERNARDO RD SAN DIEGO, CA 92127
Mailing Phone
(858) 626-6000
Medical School Name
UNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE
Graduation Year
1990
Is Sole Proprietor?
No
Enumeration Date
07-17-2006
Last Update Date
11-28-2017
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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

Pathology Anatomic Pathology & Clinical Pathology

Taxonomy Code
207ZP0102X
Type
Allopathic & Osteopathic Physicians
License No.
G73853
License State
CA
Taxonomy Description
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

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
G01152MEDICARE UPIN (02) 
WG73853DMEDICARE ID-TYPE UNSPECIFIED (04)CA 

Medicare Participation & PECOS Enrollment Status

Bernard 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.

Bernard 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: 840292561

    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: I20100225000420

    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

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Cell examination of specimen, selective cellular enhancement technique

Cell examination of a specimen using selective cellular enhancement technique is a lab process that improves the visibility of certain cells in a sample. It helps in identifying abnormalities or diseases. The process is non-invasive, safe, and aids in accurate diagnosis.

This service was performed 111 times for 98 patients

Cell examination of specimen, selective cellular enhancement technique

Cell examination of a specimen using selective cellular enhancement technique is a lab process that improves the visibility of certain cells in a sample. It helps in identifying abnormalities or diseases. The process is non-invasive, safe, and aids in accurate diagnosis.

This service was performed 44 times for 41 patients

Evaluation of fine needle aspirate

Evaluation of fine needle aspirate is a diagnostic procedure where a thin needle is used to collect cells from a lump or mass. This sample is then examined under a microscope to determine the nature of the lump, whether it's benign (non-cancerous) or malignant (cancerous).

This service was performed 23 times for 20 patients

Evaluation of fine needle aspirate with interpretation and report

This procedure involves using a thin needle to collect a small sample from an abnormal area or lump. The sample is then examined under a microscope to identify any potential issues. A report of the findings is provided for further analysis.

This service was performed 36 times for 22 patients

Evaluation of fine needle aspirate with interpretation and report

This procedure involves using a thin needle to collect a small sample from an abnormal area or lump. The sample is then examined under a microscope to identify any potential issues. A report of the findings is provided for further analysis.

This service was performed 14 times for 11 patients

Examination of archival tissue for genetic analysis

Examination of archival tissue for genetic analysis involves studying previously collected tissue samples. This process helps detect any genetic alterations that may be linked to certain diseases. It's a crucial step in understanding your health and planning appropriate treatments.

This service was performed 37 times for 37 patients

Microscopic genetic analysis of tumor, using computer-assisted technology

Microscopic genetic analysis of a tumor uses advanced computer technology to examine the genetic makeup of the tumor cells. This helps to understand the tumor better and tailor a treatment plan. It's a non-invasive procedure and provides valuable insights for your healthcare team.

This service was performed 107 times for 23 patients

Pathology cytologic examination of specimen during surgery, initial site

A pathology cytologic examination during surgery involves taking a small sample of cells from the initial site of concern. This sample is then examined under a microscope by a pathologist to check for any abnormal or disease-causing cells. This helps guide the ongoing surgical procedure.

This service was performed 11 times for 11 patients

Pathology examination of specimen during surgery

A pathology examination during surgery involves taking a small sample of tissue for testing while the operation is ongoing. This helps the surgeon make immediate decisions about your treatment. The sample is examined under a microscope by a pathologist to identify any abnormal cells or conditions.

This service was performed 25 times for 24 patients

Pathology examination of specimen during surgery, each additional tissue block

During surgery, a pathology examination may be done on additional tissue blocks. This involves taking small samples of tissue and examining them under a microscope. This helps identify any abnormal cells or diseases present, aiding in the precise diagnosis and treatment planning.

This service was performed 32 times for 11 patients

Pathology examination of specimen during surgery, first tissue block

A pathology examination during surgery involves the immediate analysis of a removed tissue sample. This helps the surgeon make decisions during your operation. The "first tissue block" refers to the initial sample examined. It's a vital step to ensure your health.

This service was performed 26 times for 22 patients

Pathology examination of tissue using a microscope, high complexity

A high complexity pathology examination involves studying body tissue under a microscope to identify any abnormalities. This intricate process helps in diagnosing various conditions and deciding on the best treatment plan.

This service was performed 22 times for 19 patients

Pathology examination of tissue using a microscope, intermediate complexity

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

This service was performed 653 times for 356 patients

Pathology examination of tissue using a microscope, intermediate complexity

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

This service was performed 496 times for 232 patients

Pathology examination of tissue using a microscope, limited examination

A pathology examination of tissue using a microscope is a procedure where a small sample of your tissue is observed under a microscope. This limited examination helps identify any abnormal cells or signs of disease, aiding in accurate diagnosis and treatment planning.

This service was performed 59 times for 55 patients

Pathology examination of tissue using a microscope, moderately high complexity

A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.

This service was performed 151 times for 91 patients

Pathology examination of tissue using a microscope, moderately low complexity

A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.

This service was performed 93 times for 86 patients

Pathology examination of tissue using a microscope, moderately low complexity

A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.

This service was performed 19 times for 17 patients

Preparation of tissue for examination by removing any calcium present

This procedure involves treating tissue samples to remove any calcium, which can interfere with the examination. The tissue is soaked in a special solution that safely dissolves the calcium, leaving the tissue intact for accurate analysis. This helps in making precise diagnoses.

This service was performed 45 times for 40 patients

Special stained specimen slides to examine tissue, each additional procedure

Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.

This service was performed 231 times for 59 patients

Special stained specimen slides to examine tissue, initial procedure

This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.

This service was performed 98 times for 78 patients

Special stained specimen slides to examine tissue, initial procedure

This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.

This service was performed 19 times for 13 patients

Special stained specimen slides to identify organisms including interpretation and report

This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.

This service was performed 43 times for 35 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $35.05 for a new patient copayment and $27.1 for an established patient copayment.

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 92037 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $140.22
  • Minimum New Patient Price $62.1
  • Maximum New Patient Price $184.71
  • Average New Patient Copayment $35.05
  • Minimum New Patient Copayment $15.52
  • Maximum New Patient Copayment $46.17

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $108.42
  • Minimum Established Patient Price $20.62
  • Maximum Established Patient Price $151.42
  • Average Established Patient Copayment $27.1
  • Minimum Established Patient Copayment $5.15
  • Maximum Established Patient Copayment $37.85

* 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.

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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 1891713814, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
1
Unchanged
Pos 7
3
Doubled → 6
Pos 8
8
Unchanged
Pos 9
1
Doubled → 2
Check
4
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 9 → 18 → 9 7 → 14 → 5 3 → 6 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 + 8 + 1 + 1 + 4 + 1 + 6 + 8 + 2 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1891713814.

Other Providers at the Same Location


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

Pharmacist
9888 GENESEE AVE, LJ-18
LA JOLLA, CA 92037
Radiology (Radiation Oncology)
9888 GENESEE AVE, DEPARTMENT OF RADIATION ONCOLOGY
LA JOLLA, CA 92037
Radiology (Radiation Oncology)
9888 GENESEE AVE, DEPARTMENT OF RADIATION ONCOLOGY
LA JOLLA, CA 92037
Emergency Medicine
9888 GENESEE AVE
LA JOLLA, CA 92037
Emergency Medicine
9888 GENESEE AVE
LA JOLLA, CA 92037
Emergency Medicine
9888 GENESEE AVE
LA JOLLA, CA 92037
Pathology (Anatomic Pathology & Clinical Pathology)
9888 GENESEE AVE
LA JOLLA, CA 92037
Pathology (Anatomic Pathology & Clinical Pathology)
9888 GENESEE AVE
LA JOLLA, CA 92037
Internal Medicine (Infectious Disease)
9888 GENESEE AVE
LA JOLLA, CA 92037
Internal Medicine (Infectious Disease)
9888 GENESEE AVE
LA JOLLA, CA 92037
Emergency Medicine
9888 GENESEE AVE
LA JOLLA, CA 92037
Emergency Medicine
9888 GENESEE AVE
LA JOLLA, CA 92037
Emergency Medicine
9888 GENESEE AVE
LA JOLLA, CA 92037
Surgery (Trauma Surgery)
9888 GENESEE AVE, LJ-601
LA JOLLA, CA 92037
Surgery (Trauma Surgery)
9888 GENESEE AVE, LJ-601
LA JOLLA, CA 92037
Social Worker (Clinical)
9888 GENESEE AVE, LJ--601
LA JOLLA, CA 92037
Clinic/Center (Oncology, Radiation)
9888 GENESEE AVE
LA JOLLA, CA 92037
Emergency Medicine (Emergency Medical Services)
9888 GENESEE AVE
LA JOLLA, CA 92037
Emergency Medicine (Emergency Medical Services)
9888 GENESEE AVE
LA JOLLA, CA 92037
Surgery
9888 GENESEE AVE
LA JOLLA, CA 92037

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891713814, enumerated as an "individual" on July 17, 2006.

The provider is located at 9888 GENESEE AVE LA JOLLA, CA 92037 and the phone number is (858) 626-6000.

Pathology with taxonomy code 207ZP0102X and a focus in Anatomic Pathology & Clinical Pathology.

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