DR. MARK CHANG M.D.
NPI 1356564934
Urology in West Nyac, NY

Q: What is Mark Chang's NPI number?

The NPI number for Mark Chang is 1356564934. It was assigned to this individual provider in the NPPES registry on April 11, 2007.

Q: What is Mark Chang's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

Q: When was this NPI record last updated?

The NPPES record for Mark Chang was last updated on May 18, 2012. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since April 11, 2007PECOS EnrolledAccepts Medicare Assignment

100/100

CMS Quality Rating

2 MEDICAL PARK DR., WEST NYAC, NY 10994(845) 354-5000(845) 354-9469 Get Directions Write a Review

NPPES record last updated: May 18, 2012. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Dr. Mark Chang M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARK CHANG M.D. (NPI 1356564934) is an individual urology provider in West Nyac, New York, licensed in New York (240243-1) and active in the NPI registry since April 2007. He is enrolled in Medicare PECOS, is affiliated with Nyack Hospital, and is a graduate of Jefferson Medical College Of Thomas Jefferson University (1999).

NPPES Registry Identity

NPI1356564934

Entity TypeIndividualMale

Primary Taxonomy208800000X

Provider Legal NameDR. MARK CHANGCredential: M.D.

Location Address2 MEDICAL PARK DR.West Nyac, NY 10994

Mailing Address532 Broadhollow Rd, Suite 142Melville, NY 11747-3672 · (516) 931-0041

Phone(845) 354-5000

Fax(845) 354-9469

Sole ProprietorNo

Medical School CMSJefferson Medical College Of Thomas Jefferson UniversityGraduated 1999

Enumeration DateApril 11, 2007

Last NPPES UpdateMay 18, 2012

✔ NPI 1356564934 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyUrologyAllopathic & Osteopathic Physicians

Taxonomy Code208800000X

License✔ Licensed in NY · 240243-1

Definition

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

2 MEDICAL PARK DR., West Nyac, NY 10994

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Other Identifiers 5

Medicare UPINW06231NY

OtherMC005S3071NY · Blue Cross

Medicare PIN2219506231NY

Medicaid02889150NY

Medicare NSC0527170004NY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Mark Chang M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4183723182

PECOS Enrollment IDI20070615000102

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 13

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Ultrasound measurement of bladder capacity after voiding 51798

Ultrasound measurement of bladder capacity after voiding is a non-invasive test that uses sound waves to create images of your bladder. It's done after you've emptied your bladder to see if there's any leftover urine, which can help diagnose certain conditions.

1,105 services656 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

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.

819 services560 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

776 services501 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

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.

554 services383 patients

Simple insertion of temporary bladder tube 51702

This procedure involves placing a temporary tube into your bladder to help with urine flow. It's done when the body can't naturally remove urine. The tube is inserted through a small opening and allows urine to drain into a bag. It's usually a short-term solution.

183 services31 patients

Diagnostic exam of bladder and urethra using an endoscope 52000

This procedure involves using a thin, flexible tube with a light, called an endoscope, to examine the bladder and urethra. It helps in identifying any abnormalities or issues that may be causing discomfort or other symptoms.

115 services98 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

109 services63 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

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.

75 services75 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

69 services61 patients

Psa (prostate specific antigen) measurement, total 84153

PSA measurement is a simple blood test that checks for a specific protein produced by your body. High levels could indicate a health issue that needs further investigation. It's often used to monitor general wellness and is part of routine health screening.

65 services58 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

48 services48 patients

Urinalysis, manual test 81002

A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.

19 services18 patients

Bacterial colony count, urine 87086

A bacterial colony count, urine, is a laboratory test that checks a urine sample for bacteria. It helps to identify if an infection is present in the urinary system. High numbers of bacteria in the urine can indicate a urinary tract infection (UTI).

19 services17 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Nyack Hospital

Acute Care Hospitals · Nyack, NY

2/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number330104

Location160 North Midland AvenueNyack, NY 10960 · Rockland County

Birthing friendly

Good Samaritan Hospital Of Suffern

Acute Care Hospitals · Suffern, NY

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number330158

Location255 Lafayette AvenueSuffern, NY 10901 · Rockland County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10994 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$154.28 typical visit price

range $67.40 – $203.53

Typical copayment $38.57 (range $16.85 – $50.88)

Most-billed visit code 99204

Established Patient

$83.44 typical visit price

range $21.66 – $164.45

Typical copayment $20.86 (range $5.41 – $41.11)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Promoting Interoperability

100

Improvement Activities

Referred Medical Equipment & Supplies CMS DME claims 6

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Lubricant, individual sterile packet, each A4332

DME-Medical/Surgical Supplies · category DA000N

4 suppliers54 claims8,130 services$0.10 avg. paid by Medicare

Intermittent urinary catheter; straight tip, with or without coating (teflon, silicone, silicone elastomer, or hydrophilic, etc.), each A4351

DME-Orthotic Devices · category DF008N

6 suppliers56 claims12,450 services$1.40 avg. paid by Medicare

Intermittent urinary catheter; coude (curved) tip, with or without coating (teflon, silicone, silicone elastomeric, or hydrophilic, etc.), each A4352

DME-Orthotic Devices · category DF008N

4 suppliers49 claims7,330 services$5.80 avg. paid by Medicare

Bedside drainage bag, day or night, with or without anti-reflux device, with or without tube, each A4357

DME-Orthotic Devices · category DF000N

4 suppliers13 claims34 services$6.77 avg. paid by Medicare

Urinary drainage bag, leg or abdomen, vinyl, with or without tube, with straps, each A4358

DME-Orthotic Devices · category DF000N

4 suppliers13 claims68 services$4.85 avg. paid by Medicare

Lubricant, per ounce A4402

DME-Orthotic Devices · category DF010N

3 suppliers17 claims116 services$1.44 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Chang's NPI number?

The NPI number for Mark Chang is 1356564934. It was assigned to this individual provider in the NPPES registry on April 11, 2007.

Where is Mark Chang located?

Mark Chang practices at 2 Medical Park Dr., West Nyac, NY 10994. The listed phone number is (845) 354-5000.

What is Mark Chang's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

Is Mark Chang enrolled in Medicare?

Yes. Mark Chang is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Mark Chang affiliated with any hospitals?

According to CMS data, Mark Chang is affiliated with Nyack Hospital and Good Samaritan Hospital Of Suffern.

When was this NPI record last updated?

The NPPES record for Mark Chang was last updated on May 18, 2012. NPI Profile syncs with the weekly NPPES data releases published by CMS.