DR. HENRY CHANG D.O.
NPI 1740430289
Internal Medicine in West Covina, CA

NPI Status: Active since September 21, 2008

Contact Information

2707 E VALLEY BLVD
SUITE 208
WEST COVINA, CA
ZIP 91792
Phone: (626) 581-0486
Fax: (626) 581-0161

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  • Individual
  • Male
  • Years of Experience 19
  • Internal Medicine
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled
  • Medicare Quality Reporting

About HENRY CHANG

This page provides the complete NPI Profile along with additional information for Henry Chang, an internist established in West Covina, California with a medical specialization in Internal Medicine and more than 19 years of experience. He graduated from Western University Of Health Sciences College Of Dental Med in 2007. The healthcare provider is registered in the NPI registry with number 1740430289 assigned on September 2008. The practitioner's primary taxonomy code is 207R00000X with license number 20A10516 (CA). The provider is registered as an individual and his NPI record was last updated 16 years ago.

NPI
1740430289
Provider Name
DR. HENRY CHANG D.O.
Gender
Male
Entity Type
Individual
Location Address
2707 E VALLEY BLVD SUITE 208 WEST COVINA, CA 91792
Location Phone
(626) 581-0486
Location Fax
(626) 581-0161
Mailing Address
2707 E VALLEY BLVD SUITE 208 WEST COVINA, CA 91792
Mailing Phone
(626) 581-0486
Mailing Fax
(626) 581-0161
Medical School Name
WESTERN UNIVERSITY OF HEALTH SCIENCES COLLEGE OF DENTAL MED
Graduation Year
2007
Is Sole Proprietor?
No
Enumeration Date
09-21-2008
Last Update Date
11-20-2010
Code Navigator

An internist like Henry Chang is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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

Internal Medicine

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
20A10516
License State
CA
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Insurance Plans Accepted

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

  • BlueCare EPO Bronze - EPO
  • BlueCare EPO Gold - EPO
  • BlueCare EPO Gold Plus - EPO
  • BlueCare EPO Silver Plus - EPO
  • BlueCare EPO Simple Bronze HDHP - EPO
  • BlueCare EPO Simple Silver HDHP - EPO
  • BlueCare EPO Standardized Expanded Bronze - EPO
  • BlueCare EPO Standardized Gold - EPO
  • BlueCare EPO Standardized Silver - EPO

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

Medicare Participation & PECOS Enrollment Status

Henry 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.

Henry 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: 143359844

    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: I20100518000490

    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

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Durable Medical Equipment

  • DME-Other DME (DE017N)

    Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips (HCPCS:A4253)

    9 DME suppliers used 27 Medicare Claims 60 Services Paid

  • DME-Medical/Surgical Supplies (DA000N)

    Lancets, per box of 100 (HCPCS:A4259)

    8 DME suppliers used 17 Medicare Claims 18 Services Paid

  • DME-Other DME (DE001N)

    Continuous positive airway pressure (cpap) device (HCPCS:E0601)

    1 DME suppliers used 11 Medicare Claims 11 Services Paid

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.

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

This service was performed 72 times for 72 patients

Destruction of skin growth, 1-14 growths

"Destruction of skin growth" refers to a procedure where 1-14 abnormal skin growths are removed. This is done using methods such as freezing, burning, or laser therapy. It helps prevent the growth from causing discomfort or turning into a more serious condition.

This service was performed 18 times for 12 patients

Established patient office or other outpatient visit, 40-54 minutes

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

This service was performed 637 times for 135 patients

New patient office or other outpatient visit, 60-74 minutes

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

This service was performed 22 times for 22 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $35.59 for a new patient copayment and $27.49 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 91792 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 99214

  • Average Established Patient Price $109.96
  • Minimum Established Patient Price $20.84
  • Maximum Established Patient Price $153.61
  • Average Established Patient Copayment $27.49
  • 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.

Quality Reporting

The provider participated in CMS Quality Payment Program. The Quality Payment Program aims to improve population health, reduce costs and improve the care received by Medicare beneficiaries. The following quality measures meet Medicare's statistical reporting standards. Not all providers report the same information, because not all providers give the same services to patients. The quality information is just a snapshot of some the care providers give to their patients. Reporting more or less information is not a reflection of quality.

Quality Measure Performance Number of Patients
Depression screeningYesN/A
Depression screening and follow-up plan: Regular engagement of MIPS eligible clinicians or groups in integrated prevention and treatment interventions, including depression screening and follow-up plan (refer to NQF #0418) for patients with co-occurring conditions of behavioral or mental health conditions.
Diabetes screeningYesN/A
Diabetes screening for people with schizophrenia or bipolar disease who are using antipsychotic medication.
Diabetes: Foot Exam 86% 80
The percentage of patients 18-75 years of age with diabetes (type 1 and type 2) who received a foot exam (visual inspection and sensory exam with mono filament and a pulse exam) during the measurement year
Diabetes: Medical Attention for Nephropathy 91% 80
The percentage of patients 18-75 years of age with diabetes who had a nephropathy screening test or evidence of nephropathy during the measurement period
Documentation of Current Medications in the Medical Record 82% 773
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter. This list must include ALL known prescriptions, over-the-counters, herbals, and vitamin/mineral/dietary (nutritional) supplements AND must contain the medications' name, dosage, frequency and route of administration
e-Prescribing 97% 6700
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
Falls: Screening for Future Fall Risk 86% 106
Percentage of patients 65 years of age and older who were screened for future fall risk during the measurement period
Health Information Exchange 100% 1558
The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for at least one transition of care or referral.
Immunization Registry ReportingYesN/A
The MIPS eligible clinician is in active engagement with a public health agency to submit immunization data and receive immunization forecasts and histories from the public health immunization registry/immunization information system (IIS).
Medication Reconciliation 99% 1251
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan 95% 547
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous twelve months of the current encounter Normal Parameters: Age 18 years and older BMI >= 18.5 and < 25 kg/m2
Preventive Care and Screening: Screening for Depression and Follow-Up Plan 81% 502
Percentage of patients aged 12 years and older screened for depression on the date of the encounter using an age appropriate standardized depression screening tool AND if positive, a follow-up plan is documented on the date of the positive screen
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention 97% 30
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
Provide Patient Access 46% 1251
For at least one unique patient seen by the MIPS eligible clinician: (1) The patient (or the patient authorized representative) is provided timely access to view online, download, and transmit his or her health information; and (2) The MIPS eligible clinician ensures the patient's health information is available for the patient (or patient-authorized representative) to access using any application of their choice that is configured to meet the technical specifications of the Application Programing Interface (API) in the MIPS eligible clinician's certified EHR technology.
Secure Messaging 37% 1251
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of certified EHR technology to the patient (or the patient-authorized representative), or in response to a secure message sent by the patient (or the patient-authorized representative).
Security Risk AnalysisYesN/A
Conduct or review a security risk analysis in accordance with the requirements in 45 CFR 164.308(a)(1), including addressing the security (to include encryption) of ePHI data created or maintained by certified EHR technology in accordance with requirements in 45 CFR164.312(a)(2)(iv) and 45 CFR 164.306(d)(3), and implement security updates as necessary and correct identified security deficiencies as part of the MIPS eligible clinician's risk management process.
Tobacco useYesN/A
Tobacco use: Regular engagement of MIPS eligible clinicians or groups in integrated prevention and treatment interventions, including tobacco use screening and cessation interventions (refer to NQF #0028) for patients with co-occurring conditions of behavioral or mental health and at risk factors for tobacco dependence.

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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 1740430289, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
7
Unchanged
Pos 3
4
Doubled → 8
Pos 4
0
Unchanged
Pos 5
4
Doubled → 8
Pos 6
3
Unchanged
Pos 7
0
Doubled → 0
Pos 8
2
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
9
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 4 → 8 4 → 8 0 → 0 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 8 + 0 + 8 + 3 + 0 + 2 + 1 + 6 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1740430289.

Other Providers at the Same Location


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

Internal Medicine (Endocrinology, Diabetes & Metabolism)
2707 E VALLEY BLVD, SUITE 109
WEST COVINA, CA 91792
Psychiatry & Neurology (Neurology)
2707 E VALLEY BLVD, SUITE 205
WEST COVINA, CA 91792
Optometrist
2707 E VALLEY BLVD, #117
WEST COVINA, CA 91792
Optometrist
2707 E VALLEY BLVD, SUITE 101
WEST COVINA, CA 91792
Acupuncturist
2707 E VALLEY BLVD, #206
WEST COVINA, CA 91792
Acupuncturist
2707 E VALLEY BLVD, #206
WEST COVINA, CA 91792
Acupuncturist
2707 E VALLEY BLVD, #206
WEST COVINA, CA 91792
Internal Medicine (Pulmonary Disease)
2707 E VALLEY BLVD, SUITE 203
WEST COVINA, CA 91792
Acupuncturist
2707 E VALLEY BLVD, SUITE 103
WEST COVINA, CA 91792
Acupuncturist
2707 E VALLEY BLVD, SUITE 103
WEST COVINA, CA 91792
Clinic/Center (Urgent Care)
2707 E VALLEY BLVD, SUITE 116
WEST COVINA, CA 91792
Dentist (General Practice)
2707 E VALLEY BLVD, SUITE 105
WEST COVINA, CA 91792
Durable Medical Equipment & Medical Supplies (Customized Equipment)
2707 E VALLEY BLVD, SUITE 211
WEST COVINA, CA 91792
Acupuncturist
2707 E VALLEY BLVD, SUITE 102
WEST COVINA, CA 91792
Pharmacy (Community/Retail Pharmacy)
2707 E VALLEY BLVD, UNIT 100
WEST COVINA, CA 91792
Dentist
2707 E VALLEY BLVD, SUITE #107
WEST COVINA, CA 91792
Internal Medicine
2707 E VALLEY BLVD, SUITE 208
WEST COVINA, CA 91792
Dentist (Periodontics)
2707 E VALLEY BLVD, STE. 107
WEST COVINA, CA 91792
Optometrist
2707 E VALLEY BLVD, SUITE 216
WEST COVINA, CA 91792
Optometrist
2707 E VALLEY BLVD, SUITE 216
WEST COVINA, CA 91792

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1740430289, enumerated as an "individual" on September 21, 2008.

The provider is located at 2707 E VALLEY BLVD SUITE 208 WEST COVINA, CA 91792 and the phone number is (626) 581-0486.

Internal Medicine with taxonomy code 207R00000X.

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