STEPHEN P CHEN MD
NPI 1205821477
Internal Medicine - Critical Care Medicine in Monterey Park, CA

Medicare Participation & PECOS Enrollment Status

Stephen Chen 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.

Stephen Chen 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: 1658358882

  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: I20040706000617

  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 (DE001N)

  Tubing with integrated heating element for use with positive airway pressure device (HCPCS:A4604)

  6 DME suppliers used 19 Medicare Claims 19 Services Paid

• DME-Other DME (DE000N)

  Oropharyngeal suction catheter, each (HCPCS:A4628)

  2 DME suppliers used 11 Medicare Claims 57 Services Paid

• DME-Other DME (DE000N)

  Tubing, used with suction pump, each (HCPCS:A7002)

  2 DME suppliers used 18 Medicare Claims 60 Services Paid

• DME-Other DME (DE000N)

  Administration set, with small volume nonfiltered pneumatic nebulizer, disposable (HCPCS:A7003)

  1 DME suppliers used 30 Medicare Claims 58 Services Paid

• DME-Other DME (DE000N)

  Aerosol mask, used with dme nebulizer (HCPCS:A7015)

  2 DME suppliers used 20 Medicare Claims 20 Services Paid

• DME-Other DME (DE001N)

  Full face mask used with positive airway pressure device, each (HCPCS:A7030)

  9 DME suppliers used 131 Medicare Claims 131 Services Paid

• DME-Other DME (DE001N)

  Face mask interface, replacement for full face mask, each (HCPCS:A7031)

  8 DME suppliers used 122 Medicare Claims 301 Services Paid

• DME-Other DME (DE001N)

  Cushion for use on nasal mask interface, replacement only, each (HCPCS:A7032)

  4 DME suppliers used 93 Medicare Claims 482 Services Paid

• DME-Other DME (DE001N)

  Pillow for use on nasal cannula type interface, replacement only, pair (HCPCS:A7033)

  5 DME suppliers used 96 Medicare Claims 504 Services Paid

• DME-Other DME (DE001N)

  Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap (HCPCS:A7034)

  5 DME suppliers used 206 Medicare Claims 206 Services Paid

• DME-Other DME (DE001N)

  Headgear used with positive airway pressure device (HCPCS:A7035)

  8 DME suppliers used 237 Medicare Claims 237 Services Paid

• DME-Other DME (DE001N)

  Tubing used with positive airway pressure device (HCPCS:A7037)

  8 DME suppliers used 306 Medicare Claims 306 Services Paid

• DME-Other DME (DE001N)

  Filter, disposable, used with positive airway pressure device (HCPCS:A7038)

  10 DME suppliers used 342 Medicare Claims 1937 Services Paid

• DME-Other DME (DE001N)

  Filter, non disposable, used with positive airway pressure device (HCPCS:A7039)

  5 DME suppliers used 206 Medicare Claims 206 Services Paid

• DME-Other DME (DE001N)

  Water chamber for humidifier, used with positive airway pressure device, replacement, each (HCPCS:A7046)

  8 DME suppliers used 59 Medicare Claims 59 Services Paid

• DME-Oxygen and Supplies (DC000N)

  Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing (HCPCS:E0431)

  5 DME suppliers used 146 Medicare Claims 148 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 36 Medicare Claims 36 Services Paid

• DME-Other DME (DE001N)

  Respiratory assist device, bi-level pressure capability, without backup rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) (HCPCS:E0470)

  2 DME suppliers used 21 Medicare Claims 21 Services Paid

• DME-Other DME (DE001N)

  Humidifier, heated, used with positive airway pressure device (HCPCS:E0562)

  4 DME suppliers used 33 Medicare Claims 33 Services Paid

• DME-Other DME (DE000N)

  Nebulizer, with compressor (HCPCS:E0570)

  4 DME suppliers used 79 Medicare Claims 79 Services Paid

• DME-Other DME (DE001N)

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

  5 DME suppliers used 280 Medicare Claims 280 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)

  9 DME suppliers used 323 Medicare Claims 325 Services Paid

• DME-Oxygen and Supplies (DC002N)

  Portable oxygen concentrator, rental (HCPCS:E1392)

  3 DME suppliers used 79 Medicare Claims 79 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)

  1 DME suppliers used 11 Medicare Claims 11 Services Paid

• DME-Other DME (DE000N)

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

  16 DME suppliers used 116 Medicare Claims 118 Services Paid

• DME-Other DME (DE000N)

  Pharmacy dispensing fee for inhalation drug(s); per 90 days (HCPCS:Q0514)

  1 DME suppliers used 11 Medicare Claims 11 Services Paid

Drugs Administered Through DME

• DME-Drugs Administered Through DME (DG006N)

  Formoterol fumarate, inhalation solution, fda approved final product, non-compounded, administered through dme, unit dose form, 20 micrograms (HCPCS:J7606)

  4 DME suppliers used 47 Medicare Claims 3780 Services Paid

• DME-Drugs Administered Through DME (DG006N)

  Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg (HCPCS:J7613)

  5 DME suppliers used 20 Medicare Claims 6844 Services Paid

• 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)

  13 DME suppliers used 67 Medicare Claims 7232 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)

  4 DME suppliers used 55 Medicare Claims 4502 Services Paid

• DME-Drugs Administered Through DME (DG006N)

  Revefenacin inhalation solution, fda-approved final product, non-compounded, administered through dme, 1 microgram (HCPCS:J7677)

  1 DME suppliers used 34 Medicare Claims 178500 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.

Aspiration of fluid from chest cavity using imaging guidance

This procedure, known as a thoracentesis, involves removing fluid from the space between the lungs and chest wall, called the pleural space. It's performed under imaging guidance to ensure precision. It can help diagnose conditions or relieve symptoms like shortness of breath.

This service was performed 31 times for 24 patients

Aspiration of initial secretion of lung airway using an endoscope

This procedure involves using a thin, flexible tube called an endoscope to collect initial secretions from your lung airway. This helps doctors diagnose and treat respiratory conditions. It's a safe, minimally invasive procedure.

This service was performed 26 times for 23 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 24 times for 19 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 1,243 times for 315 patients

Emergent insertion of breathing tube into windpipe using an endoscope

This is a procedure where a thin tube is inserted into your windpipe to aid in breathing. It's done in emergency situations, using an endoscope, a tool with a light and camera, to ensure correct placement.

This service was performed 15 times for 15 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 604 times for 371 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 405 times for 258 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 90 times for 49 patients

Follow-up hospital inpatient care per day, typically 35 minutes

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

This service was performed 2,441 times for 515 patients

Hospital discharge day management, more than 30 minutes

Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.

This service was performed 25 times for 22 patients

Initial hospital inpatient care per day, typically 70 minutes

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

This service was performed 169 times for 163 patients

Insertion of non-tunneled central venous tube for infusion (5 years or older)

This procedure involves placing a thin tube into a large vein, usually in the neck or chest, to administer medication or fluids. It's done under local anesthesia to minimize discomfort. It's a standard, safe procedure for individuals aged 5 and above.

This service was performed 15 times for 13 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 25 times for 25 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 19 times for 19 patients

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

This service was performed 75 times for 44 patients

Test to determine lung volumes using gas dilution or washout

This test measures lung volumes by either diluting or washing out a known amount of gas in your lungs. You'll breathe in a harmless gas, then exhale. The exhaled air is analyzed to assess your lung capacity and function.

This service was performed 62 times for 62 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 62 times for 62 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 14 times for 14 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 62 times for 62 patients

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes

This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.

This service was performed 15 times for 14 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 91754 ZIP code area.

* 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 STEPHEN P CHEN MD

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

Frequently Asked Questions