SHIH-WEN CHANG MD
NPI 1629084579
Internal Medicine - Pulmonary Disease in West Allis, WI

NPI Status: Active since July 31, 2006

Contact Information

2424 S 90TH ST FL 3
WEST ALLIS, WI
ZIP 53227
Phone: (414) 328-8150

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  • Individual
  • Male
  • Years of Experience 46
  • Internal Medicine
  • Pulmonary Disease
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled
  • Medicare Quality Reporting

About SHIH-WEN CHANG

This page provides the complete NPI Profile along with additional information for Shih-wen Chang, an internist established in West Allis, Wisconsin with a medical specialization in Internal Medicine, focusing in pulmonary disease and more than 46 years of experience. The healthcare provider is registered in the NPI registry with number 1629084579 assigned on July 2006. The practitioner's primary taxonomy code is 207RP1001X with license number 33934-20 (WI). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1629084579
Provider Name
SHIH-WEN CHANG MD
Gender
Male
Entity Type
Individual
Location Address
2424 S 90TH ST FL 3 WEST ALLIS, WI 53227
Location Phone
(414) 328-8150
Mailing Address
PO BOX 735044 CHICAGO, IL 60673
Mailing Phone
(800) 326-2250
Mailing Fax
Medical School Name
OTHER
Graduation Year
1980
Is Sole Proprietor?
No
Enumeration Date
07-31-2006
Last Update Date
12-23-2024
Code Navigator

An internist like Shih-wen 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

Secondary Locations

  • 520 Katherine Cir
    Dekalb, IL 60115
    (815) 895-0555
  • 3200 E Racine St
    Janesville, WI 53546
    (608) 371-8000
  • 700 S Park St
    Madison, WI 53715
    (608) 251-6100

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 Pulmonary Disease

Taxonomy Code
207RP1001X
Type
Allopathic & Osteopathic Physicians
License No.
33934-20
License State
WI
Taxonomy Description
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207RC0200XAllopathic & Osteopathic Physicians

Internal Medicine
Critical Care Medicine

33943-20 (WI)
2207RP1001XAllopathic & Osteopathic Physicians

Internal Medicine
Pulmonary Disease

036063279 (IL)

Insurance Plans Accepted

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

  • CareSource (Common Ground Healthcare) Bronze $0 Ded / $2500 Rx Ded - EPO
  • CareSource (Common Ground Healthcare) Bronze $0 Ded / $2500 Rx Ded - Vision Exam - EPO
  • CareSource (Common Ground Healthcare) Bronze $9600 ($45 PCP Copay) - EPO
  • CareSource (Common Ground Healthcare) Bronze $9600 ($45 PCP Copay) - Vision Exam - EPO
  • CareSource (Common Ground Healthcare) Bronze Standard $7500 - EPO
  • CareSource (Common Ground Healthcare) Bronze Standard $7500 - Vision Exam - EPO
  • CareSource (Common Ground Healthcare) Gold $0 Ded - EPO
  • CareSource (Common Ground Healthcare) Gold $0 Ded - Vision Exam - EPO
  • CareSource (Common Ground Healthcare) Gold $3300 - EPO
  • CareSource (Common Ground Healthcare) Gold $3300 - Vision Exam - EPO
  • Prestige Bronze $0 Medical Deductible - HMO
  • Prestige Bronze $0 Medical Deductible + Dental + Vision - HMO
  • Prestige Bronze $0 Medical Deductible + Dental +Vision - HMO
  • Prestige Bronze Essential + 3 Free PCP Visits - HMO
  • Prestige Bronze Essential + Dental + Vision + 3 Free PCP Visits - HMO
  • Prestige Bronze Plus - HMO
  • Prestige Gold - HMO
  • Prestige Gold 50 + 1 Free PCP Visit - HMO
  • Prestige Gold 50 + Dental + Vision + 1 Free PCP Visit - HMO
  • Prestige Gold 50 + Dental + Vision+ 1 Free PCP Visit - HMO
  • Bronze Classic 4700 - EPO
  • Bronze Classic Standard - EPO
  • Bronze Elite + PCP Saver - EPO
  • Bronze Elite + PCP Saver Plus - EPO
  • Bronze Simple Diabetes - EPO
  • Gold Classic Standard - EPO
  • Gold Simple - EPO
  • Silver Classic Standard - EPO
  • Silver Elite Saver Plus - EPO
  • Silver Simple Diabetes - 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.

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
1629084579MEDICAID (05)WI 
1932049OTHER (01)ILBLUE CROSS IL

Medicare Participation & PECOS Enrollment Status

Shih-wen 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.

Shih-wen 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: 6608821921

    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: I20050318000535, I20210505000783

    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 (DE000N)

    Administration set, with small volume nonfiltered pneumatic nebulizer, non-disposable (HCPCS:A7005)

    3 DME suppliers used 19 Medicare Claims 19 Services Paid

  • DME-Other DME (DE005N)

    Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) (HCPCS:E0466)

    3 DME suppliers used 28 Medicare Claims 28 Services Paid

  • DME-Other DME (DE000N)

    Nebulizer, with compressor (HCPCS:E0570)

    3 DME suppliers used 181 Medicare Claims 181 Services Paid

  • DME-Oxygen and Supplies (DC002N)

    Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate (HCPCS:E1390)

    3 DME suppliers used 65 Medicare Claims 65 Services Paid

  • DME-Oxygen and Supplies (DC002N)

    Portable oxygen concentrator, rental (HCPCS:E1392)

    1 DME suppliers used 25 Medicare Claims 25 Services Paid

  • DME-Wheelchairs (DD000N)

    Lightweight wheelchair (HCPCS:K0003)

    1 DME suppliers used 11 Medicare Claims 11 Services Paid

  • DME-Oxygen and Supplies (DC000N)

    Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing (HCPCS:K0738)

    2 DME suppliers used 28 Medicare Claims 28 Services Paid

  • DME-Other DME (DE000N)

    Pharmacy dispensing fee for inhalation drug(s); per 30 days (HCPCS:Q0513)

    23 DME suppliers used 81 Medicare Claims 81 Services Paid

Drugs Administered Through DME

  • DME-Drugs Administered Through DME (DG006N)

    Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme (HCPCS:J7620)

    24 DME suppliers used 88 Medicare Claims 12840 Services Paid

  • DME-Drugs Administered Through DME (DG000N)

    Budesonide, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, up to 0.5 mg (HCPCS:J7626)

    6 DME suppliers used 17 Medicare Claims 1170 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.

Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg

Albuterol is a medication used to treat breathing problems. It is administered as an inhalation solution through a device called DME (Durable Medical Equipment). The solution is FDA-approved and non-compounded. Each unit dose contains 1 mg of the medicine.

This service was performed 96 times for 31 patients

Critical care, each additional 30 minutes

Critical care refers to special attention given to patients facing life-threatening conditions. Each additional 30 minutes indicates the extension of this specialized care. This might include close monitoring, medication adjustments, and immediate interventions as needed.

This service was performed 15 times for 13 patients

Critical care, first 30-74 minutes

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

This service was performed 197 times for 81 patients

Established patient office or other outpatient visit, 20-29 minutes

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 77 times for 64 patients

Established patient office or other outpatient visit, 30-39 minutes

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 164 times for 111 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 102 times for 75 patients

Follow-up hospital inpatient care per day, typically 25 minutes

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

This service was performed 14 times for 11 patients

New patient office or other outpatient visit, 45-59 minutes

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

This service was performed 55 times for 55 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 13 times for 13 patients

Test to determine lung volumes using sensors

This test, called spirometry, measures lung capacity using sensors. You breathe into a mouthpiece attached to a device that records the amount and rate of air you inhale and exhale. It helps diagnose and monitor lung conditions.

This service was performed 98 times for 98 patients

Test to examine how well the lungs exchange gases

This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.

This service was performed 104 times for 104 patients

Test to measure expiratory airflow and volume

This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.

This service was performed 120 times for 117 patients

Test to measure expiratory airflow and volume changes before and after medication administration

This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.

This service was performed 39 times for 38 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $30.92 for a new patient copayment and $23.85 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 53227 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $123.69
  • Minimum New Patient Price $53.9
  • Maximum New Patient Price $163.24
  • Average New Patient Copayment $30.92
  • Minimum New Patient Copayment $13.47
  • Maximum New Patient Copayment $40.81

Established Patients Visit Costs *

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

  • Average Established Patient Price $95.41
  • Minimum Established Patient Price $17.4
  • Maximum Established Patient Price $133.76
  • Average Established Patient Copayment $23.85
  • Minimum Established Patient Copayment $4.35
  • Maximum Established Patient Copayment $33.44

* 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
Care Plan 61% 750
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker or provide an advance care plan
Chronic Obstructive Pulmonary Disease (COPD): Spirometry Evaluation 82% 346
Percentage of patients aged 18 years and older with a diagnosis of COPD who had spirometry results documented
Documentation of Current Medications in the Medical Record 67% 1829
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
Engagement of New Medicaid Patients and Follow-upYesN/A
Seeing new and follow-up Medicaid patients in a timely manner, including individuals dually eligible for Medicaid and Medicare. A timely manner is defined as within 10 business days for this activity.
Pneumococcal Vaccination Status for Older Adults 73% 446
Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine
Sleep Apnea: Assessment of Sleep Symptoms 83% 83
Percentage of visits for patients aged 18 years and older with a diagnosis of obstructive sleep apnea that includes documentation of an assessment of sleep symptoms, including presence or absence of snoring and daytime sleepiness

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Shih-wen Chang is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
PEKIN MEMORIAL HOSPITAL600 SOUTH 13TH STREET
PEKIN, IL 61554
(309) 347-1151Acute Care Hospitals
METHODIST MEDICAL CENTER OF ILLINOIS221 N E GLEN OAK AVE
PEORIA, IL 61636
(309) 672-5522Acute Care Hospitals
ASCENSION NE WISCONSIN - ST ELIZABETH CAMPUS1506 S ONEIDA ST
APPLETON, WI 54915
(920) 738-2000Acute Care Hospitals
SSM HEALTH ST MARY'S HOSPITAL - MADISON700 SOUTH PARK ST
MADISON, WI 53715
(608) 251-6100Acute Care Hospitals
WEST ALLIS MEMORIAL HOSPITAL8901 W LINCOLN AVE
WEST ALLIS, WI 53227
(414) 328-6000Acute Care Hospitals

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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 1629084579, 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 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
6
Unchanged
Pos 3
2
Doubled → 4
Pos 4
9
Unchanged
Pos 5
0
Doubled → 0
Pos 6
8
Unchanged
Pos 7
4
Doubled → 8
Pos 8
5
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 2 → 4 0 → 0 4 → 8 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 4 + 9 + 0 + 8 + 8 + 5 + 1 + 4 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1629084579.

Other Providers at the Same Location


The following 8 providers are registered at the same or a nearby location.

Urology
2424 S 90TH ST FL 3
WEST ALLIS, WI 53227
Surgery
2424 S 90TH ST FL 3
WEST ALLIS, WI 53227
Nurse Practitioner
2424 S 90TH ST FL 3
WEST ALLIS, WI 53227
Nurse Practitioner
2424 S 90TH ST FL 3
WEST ALLIS, WI 53227
Nurse Practitioner
2424 S 90TH ST FL 3
WEST ALLIS, WI 53227
Physician Assistant
2424 S 90TH ST FL 3
WEST ALLIS, WI 53227
Nurse Practitioner
2424 S 90TH ST FL 3
WEST ALLIS, WI 53227
Internal Medicine (Pulmonary Disease)
2424 S 90TH ST FL 3
WEST ALLIS, WI 53227

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629084579, enumerated as an "individual" on July 31, 2006.

The provider is located at 2424 S 90TH ST FL 3 WEST ALLIS, WI 53227 and the phone number is (414) 328-8150.

Internal Medicine with taxonomy code 207RP1001X and a focus in Pulmonary Disease.

The provider might be accepting Accepts: CareSource (Common Ground Healthcare), Network. Please consult your insurance carrier or call the provider to verify.

Shih-wen Chang is affiliated with: PEKIN MEMORIAL HOSPITAL, METHODIST MEDICAL CENTER OF ILLINOIS, ASCENSION NE WISCONSIN - ST ELIZABETH CAMPUS, SSM HEALTH ST MARY'S HOSPITAL - MADISON and WEST ALLIS MEMORIAL HOSPITAL.