DR. ALEXANDER TAE-SHIK CHANG M.D.
NPI 1376860056
Surgery in Escondido, CA

Q: What is Alexander Chang's NPI number?

The NPI number for Alexander Chang is 1376860056. It was assigned to this individual provider in the NPPES registry on April 21, 2010.

Q: What is Alexander Chang's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Q: When was this NPI record last updated?

The NPPES record for Alexander Chang was last updated on February 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 21, 2010PECOS EnrolledAccepts Medicare Assignment

80.15/100

CMS Quality Rating

2130 CITRACADO PKWY STE 300, ESCONDIDO, CA 92029(760) 739-7666 Get Directions Write a Review

NPPES record last updated: February 16, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Alexander Tae-shik Chang M.d. NPPES

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

DR. ALEXANDER TAE-SHIK CHANG M.D. (NPI 1376860056) is an individual surgery provider in Escondido, California, licensed in California (A123245) and active in the NPI registry since April 2010. He is enrolled in Medicare PECOS and is a graduate of Ohio State University College Of Medicine (2005).

NPPES Registry Identity

NPI1376860056

Entity TypeIndividualMale

Primary Taxonomy208600000X

Provider Legal NameDR. ALEXANDER TAE-SHIK CHANGCredential: M.D.

Location Address2130 CITRACADO PKWY STE 300Escondido, CA 92029-4151

Mailing Address120 Craven Rd Ste 201San Marcos, CA 92078-4237 · (760) 291-6650 · Fax (760) 737-3430

Phone(760) 739-7666

Sole ProprietorNo

Medical School CMSOhio State University College Of MedicineGraduated 2005

Enumeration DateApril 21, 2010

Last NPPES UpdateFebruary 16, 2024

NPPES CertifiedFebruary 16, 2024

✔ NPI 1376860056 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

License✔ Licensed in CA · A123245

Definition

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

2130 CITRACADO PKWY STE 300, Escondido, CA 92029

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Other Identifiers 1

OtherA123245CA · Medical License

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. Alexander Tae-shik 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 ID3870733744

PECOS Enrollment IDI20130717000660

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 24

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.

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.

385 services230 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.

276 services153 patients

Ultrasound study of arm or leg veins with compression and maneuvers 93970

An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.

245 services221 patients

Injection of chemical agent into multiple incompetent veins of leg 36471

This procedure involves injecting a special chemical into problematic veins in the leg. The chemical helps to close off these veins, rerouting blood through healthier veins. This can alleviate discomfort and improve the appearance of the treated area.

175 services40 patients

Ultrasound study of arm and leg arteries 93922

An ultrasound study of arm and leg arteries is a non-invasive procedure that uses sound waves to create images of your arteries. It helps in checking blood flow, identifying blockages, or detecting other abnormalities in your arteries.

155 services132 patients

Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts 93978

This procedure involves using sound waves to create images of your aorta, vena cava, groin vessels, or bypass grafts. It helps to detect abnormalities or blockages, ensuring your blood flows smoothly. It's painless and non-invasive.

150 services131 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.

147 services60 patients

Ultrasound of leg arteries or artery grafts 93925

An ultrasound of leg arteries or artery grafts is a non-invasive imaging test. It uses high-frequency sound waves to capture live images from inside your body, specifically your leg arteries or grafts. This helps in detecting any blockages or abnormalities.

140 services118 patients

Ultrasound of both sides of head and neck blood flow 93880

An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.

107 services102 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.

86 services85 patients

Ultrasonic guidance for needle placement 76942

Ultrasonic guidance for needle placement is a technique where sound waves create images that help accurately position the needle during procedures. This method ensures precision, minimizes discomfort, and increases safety.

81 services22 patients

Destruction of first incompetent vein of arm or leg using radiofrequency and imaging guidance 36475

This procedure involves using radiofrequency energy, a type of heat energy, to close off an unhealthy vein in your arm or leg. Imaging guidance helps ensure precise targeting of the vein. This helps improve blood flow by rerouting it through healthier veins.

62 services46 patients

Complete ultrasound of within the brain blood flow 93886

A complete ultrasound of brain blood flow, also known as a Transcranial Doppler, is a non-invasive procedure that uses sound waves to measure the speed and direction of blood flow in the brain. This helps detect any abnormalities or blockages.

57 services57 patients

Insertion of cage or mesh device to spine bone and disc space during spine fusion 22853

Spine fusion is a procedure to join two or more vertebrae. During this process, a cage or mesh device is inserted into the spine bone and disc space. This helps to stabilize the spine, reduce pain, and improve functionality. The device acts as a bridge for new bone to grow on.

56 services38 patients

Fusion of lower spine bone through abdomen with partial removal of disc 22558

This procedure involves merging the bones in your lower spine through an abdominal approach. A portion of the disc, which acts like a cushion between your vertebrae, is partially removed. The goal is to alleviate back pain by limiting movement in the problem area of your spine.

37 services37 patients

Fusion of spine in lower back 22612

Fusion of the spine in the lower back, also known as lumbar spinal fusion, is a surgery aimed to join, or fuse, two or more vertebrae in your lower back. This procedure can help alleviate pain and improve stability by reducing movement between the vertebrae.

36 services36 patients

Placement of stabilizing device to front, 2-3 spine bone segments 22845

This procedure involves positioning a stabilizing device on the front of 2-3 segments of your spine. It's designed to provide support and stability to your spine, potentially alleviating discomfort and improving mobility.

36 services36 patients

Review by radiologist of arm or leg artery image 75710

This procedure involves a radiologist examining images of your arm or leg arteries. These images are obtained through a non-invasive method, like an ultrasound or CT scan. The radiologist reviews these images to identify any abnormalities, such as blockages or narrowing, which can affect blood flow.

33 services23 patients

Insertion of tube into abdominal, pelvic, or leg artery, initial second order branch 36246

This procedure involves the placement of a tube into an artery in your abdomen, pelvis, or leg. The tube is inserted into a secondary branch of the main artery. This helps doctors access the artery to diagnose or treat certain conditions.

24 services19 patients

Injection of chemical agent into single incompetent vein 36470

This procedure involves injecting a chemical agent into a vein that isn't functioning properly. The chemical causes the vein to collapse and reroute blood to healthier veins. It's a common treatment for conditions like varicose veins.

19 services14 patients

Fusion of additional segment of spine 22614

Fusion of an additional segment of the spine is a surgical procedure to join two or more vertebrae together. This is done to stabilize the spine and reduce pain or correct a deformity. The procedure involves using bone grafts, rods, or screws to secure the spine.

18 services18 patients

Ultrasound of within the brain blood flow 93888

An ultrasound of brain blood flow, also known as a Transcranial Doppler, is a painless procedure that uses sound waves to visualize the speed and direction of blood flow in your brain's arteries. It helps doctors detect conditions like stroke.

16 services15 patients

Ultrasound of abdomen and pelvis artery and vein blood flow 93976

An ultrasound of your abdomen and pelvis arteries and veins is a non-invasive procedure that uses sound waves to create images of your blood vessels. This helps in assessing the flow of blood, identifying blockages, or detecting other abnormalities. It's a safe, painless process.

14 services11 patients

Placement of stabilizing device to back of 1 spine bone in neck 22840

This procedure involves positioning a stabilizing device onto a single spinal bone in the neck. The goal is to provide support and prevent movement that could cause discomfort or further injury. It's performed by trained specialists under anesthesia.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92029 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

$94.87 typical visit price

range $62.10 – $184.71

Typical copayment $23.71 (range $15.52 – $46.17)

Most-billed visit code 99203

Established Patient

$76.87 typical visit price

range $20.62 – $151.42

Typical copayment $19.21 (range $5.15 – $37.85)

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.

80.15/100

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

Scored through an Alternative Payment Model

Quality

69.01

Promoting Interoperability

Improvement Activities

Referred Medical Equipment & Supplies CMS DME claims 2

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

Pneumatic compressor, segmental home model without calibrated gradient pressure E0651

DME-Other DME · category DE000N

2 suppliers19 claims19 services$764.18 avg. paid by Medicare

Segmental pneumatic appliance for use with pneumatic compressor, full leg E0667

DME-Other DME · category DE000N

2 suppliers19 claims38 services$314.05 avg. paid by Medicare

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

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. AGUSTIN BORJON JR. MD

Surgery (Vascular Surgery)

2130 CITRACADO PKWY STE 300
ESCONDIDO, CA 92029

San Diego County (510) 314-7180

DR. ANATOLY J BULKIN M.D.

Surgery (Vascular Surgery)

2130 CITRACADO PKWY STE 300
ESCONDIDO, CA 92029

San Diego County (760) 739-7666

DR. DENNIS NEMCEFF MD

Surgery

2130 CITRACADO PKWY STE 300
ESCONDIDO, CA 92029

San Diego County (760) 291-6650

JEREMY LE MD

Surgery (Vascular Surgery)

2130 CITRACADO PKWY STE 300
ESCONDIDO, CA 92029

San Diego County (760) 739-7666

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 Alexander Chang's NPI number?

The NPI number for Alexander Chang is 1376860056. It was assigned to this individual provider in the NPPES registry on April 21, 2010.

Where is Alexander Chang located?

Alexander Chang practices at 2130 Citracado Pkwy Ste 300, Escondido, CA 92029. The listed phone number is (760) 739-7666.

What is Alexander Chang's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Alexander Chang enrolled in Medicare?

Yes. Alexander 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.

When was this NPI record last updated?

The NPPES record for Alexander Chang was last updated on February 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.