Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

JONATHAN CHANG M.D
NPI 1104824556
Orthopaedic Surgery in Alhambra, CA

Q: What is Jonathan Chang's NPI number?

The NPI number for Jonathan Chang is 1104824556. It was assigned to this individual provider in the NPPES registry on July 11, 2005.

Q: What is Jonathan Chang's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Q: When was this NPI record last updated?

The NPPES record for Jonathan Chang was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 days 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 July 11, 2005PECOS Enrolled

0/100

CMS Quality Rating

707 S GARFIELD AVE, ALHAMBRA, CA 91801(626) 458-6653(626) 289-5700 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Jonathan Chang M.d NPPES

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

JONATHAN CHANG M.D (NPI 1104824556) is an individual orthopaedic surgery provider in Alhambra, California, licensed in California (G69039) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS and is a graduate of Duke University School Of Medicine (1984).

NPPES Registry Identity

NPI1104824556

Entity TypeIndividualMale

Primary Taxonomy207X00000X

Provider Legal NameJONATHAN CHANGCredential: M.D

Location Address707 S GARFIELD AVEAlhambra, CA 91801-4438

Mailing Address707 S Garfield AveAlhambra, CA 91801-4438 · (626) 458-6653 · Fax (626) 289-5700

Phone(626) 458-6653

Fax(626) 289-5700

Sole ProprietorNo

Medical School CMSDuke University School Of MedicineGraduated 1984

Enumeration DateJuly 11, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1104824556 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207X00000X

License✔ Licensed in CA · G69039

Definition

An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

707 S GARFIELD AVE, Alhambra, CA 91801

Open in Google Maps ↗

Other Identifiers 1

Medicaid00G690390CA

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

Jonathan 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 ID9032131891

PECOS Enrollment IDI20061108000670

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 25

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.

Hyaluronan or derivative, trivisc, for intra-articular injection, 1 mg J7329

Trivisc is a treatment involving injections of a substance called hyaluronan into your joint, typically the knee. This substance is similar to a natural fluid in your joints that helps cushion and lubricate them. Trivisc can help reduce pain and improve joint movement.

2,052 services28 patients

Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of care G0283

Electrical stimulation is a therapy method where mild electrical pulses are used to treat pain or stimulate muscles in certain areas. It's not for wound care but is part of a broader therapy plan. It's safe, non-invasive, and can help improve overall health.

864 services238 patients

Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 97110

This therapy involves exercises to boost strength, endurance, flexibility, and range of motion. Each session lasts 15 minutes. The goal is to improve physical function and overall health. It's a safe, beneficial method for enhancing well-being and fitness.

861 services237 patients

Therapy procedure using manual technique, each 15 minutes 97140

This therapy involves using hands-on techniques to help improve your body's movement and function. These techniques may include stretching, resistance exercises, or gentle pressure. Each session lasts 15 minutes and aims to relieve pain, promote healing, and improve your overall health.

492 services144 patients

Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes 97112

This therapy helps retrain your brain, nerves, and muscles to work together. Through targeted exercises, your body learns to regain lost functions or improve current abilities. Each session lasts 15 minutes.

443 services131 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.

399 services223 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.

331 services214 patients

X-ray of knee, 1-2 views 73560

An X-ray of the knee with 1-2 views is a quick, painless test that produces images of the knee bones. It helps identify fractures, infections, or changes in the knee joint. During the procedure, you'll be asked to stay still while the X-ray machine captures the images.

250 services148 patients

Application of ultrasound, each 15 minutes 97035

Ultrasound is a medical procedure that uses high-frequency sound waves to capture live images from inside your body. It's a painless process typically lasting 15 minutes per session. This method aids in diagnosing conditions and monitoring health without any radiation exposure.

148 services51 patients

Aspiration and/or injection of fluid from large joint 20610

This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.

139 services78 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

115 services115 patients

Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose J7324

Orthovisc is a treatment involving injections of a substance called hyaluronan into your joints. Hyaluronan is a natural substance in your joint fluid that aids in movement and reduces pain. The Orthovisc injections help replenish this substance, relieving joint pain.

110 services34 patients

Application of mechanical traction 97012

Mechanical traction is a therapy method often used to alleviate back and neck pain. It involves a special machine that gently stretches your spine, reducing pressure on your discs and nerves. This process can help improve mobility, and relieve discomfort.

79 services21 patients

Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg J0702

This injection contains two medications, betamethasone acetate and betamethasone sodium phosphate. It is used to reduce inflammation and pain. It's given by a healthcare professional, often directly into the area causing discomfort.

57 services38 patients

X-ray of foot, minimum of 3 views 73630

An X-ray of the foot, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones and tissues in your foot. This helps to identify fractures, infections, or other abnormalities. Multiple views ensure a comprehensive examination.

48 services27 patients

X-ray of shoulder, minimum of 2 views 73030

An X-ray of the shoulder, with a minimum of 2 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of your shoulder bones. This helps in diagnosing conditions like fractures, arthritis, or other abnormalities. The procedure is quick and painless.

42 services32 patients

Evaluation for physical therapy, typically 20 minutes 97161

An evaluation for physical therapy is a short, 20-minute assessment where your physical condition, mobility, and pain levels are examined. This helps in designing a personalized therapy plan to enhance your physical function and well-being.

41 services40 patients

X-ray of lower and sacral spine, 2-3 views 72100

An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.

40 services37 patients

X-ray of ankle, minimum of 3 views 73610

An ankle X-ray is a quick, painless imaging test. It involves capturing at least three different images or 'views' of your ankle using small amounts of radiation. These images help identify any abnormalities or injuries, such as fractures or arthritis.

34 services20 patients

X-ray of pelvis, 1-2 views 72170

An X-ray of the pelvis, 1-2 views, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the lower part of your torso. These images help to detect any abnormalities or injuries in your hip bones and surrounding structures.

20 services18 patients

X-ray of knee, 3 views 73562

An X-ray of the knee, 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the knee from three different angles. This helps medical professionals to diagnose and monitor conditions like arthritis, fractures, or infections. The process is quick and painless.

20 services12 patients

X-ray of wrist, minimum of 3 views 73110

An X-ray of the wrist, minimum of 3 views, is a diagnostic procedure that uses radiation to create images of your wrist from different angles. This helps detect fractures, infections, or other abnormalities for accurate diagnosis and treatment planning.

19 services12 patients

Application of elbow to finger cast 29075

An elbow to finger cast is applied to immobilize the arm from the elbow down to the fingers. This aids in healing fractures or severe sprains. The cast, made from plaster or fiberglass, wraps around the arm, providing support and limiting movement to promote recovery.

16 services11 patients

Cast supplies, short arm cast, adult (11 years +), fiberglass Q4010

A short arm cast, made from fiberglass, is often used for fractures or injuries to the wrist or forearm in adults and children over 11. It's lightweight, durable, and can be molded to fit your arm comfortably. This cast allows for limited movement while ensuring proper healing.

16 services11 patients

Aspiration and/or injection of fluid large joint using ultrasound guidance 20611

This procedure involves using ultrasound technology to accurately locate a large joint, usually the knee or shoulder. A needle is then inserted to either extract fluid (aspiration) or inject medication. The ultrasound helps ensure precision and safety.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91801 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

$96.36 typical visit price

range $62.96 – $187.60

Typical copayment $24.09 (range $15.74 – $46.90)

Most-billed visit code 99203

Established Patient

$77.96 typical visit price

range $20.84 – $153.61

Typical copayment $19.49 (range $5.21 – $38.40)

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.

0/100

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

Individually scored

Quality

Improvement Activities

Reported Quality Measures

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

77%926 patients3/55-star benchmark: 100%

Health Information Exchange

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…

98%168 patients5/55-star benchmark: 96%

Medication Reconciliation

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.

100%882 patients5/55-star benchmark: 100%

Patient-Specific Education

The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.

1%3,535 patients1/55-star benchmark: 99%

Provide Patient Access

At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…

2%3,535 patients1/55-star benchmark: 100%

Secure Messaging

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 CEHRT to the patient (or the patient-authorized representative), or in response to a secure…

1%3,535 patients1/55-star benchmark: 59%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

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

JANICE RHA, MD PC

Radiology (Radiation Oncology)

707 S GARFIELD AVE, SUITE B002
ALHAMBRA, CA 91801

Los Angeles County (626) 227-2777

ANTHONY P. YANG M.D

Orthopaedic Surgery

707 S GARFIELD AVE
ALHAMBRA, CA 91801

Los Angeles County (626) 458-6653

R P CHAO RADIOLOGY MEDICAL GROUP INC

Clinic/Center (Radiology)

707 S GARFIELD AVE, SUITE B-001
ALHAMBRA, CA 91801

Los Angeles County (626) 227-2727

DR. RICHARD P. CHAO M.D.

Radiology (Diagnostic Radiology)

707 S GARFIELD AVE, SUITE B-001
ALHAMBRA, CA 91801

Los Angeles County (626) 227-2727

BLANCA LETICIA MORA PA

Physician Assistant

707 S GARFIELD AVE, STE. 201
ALHAMBRA, CA 91801

Los Angeles County (626) 656-1260

PACIFIC ORTHOPAEDIC ASSOCIATES

Physician Assistant (Surgical)

707 S GARFIELD AVE, 2ND FLOOR
ALHAMBRA, CA 91801

Los Angeles County (626) 282-1600

PACIFIC ORTHOPAEDIC MEDICAL GROUP, INC.

Orthopaedic Surgery

707 S GARFIELD AVE, SUITE 201
ALHAMBRA, CA 91801

Los Angeles County (626) 656-1324

SIHUOR PEAK PA

Physician Assistant

707 S GARFIELD AVE, SUITE 201
ALHAMBRA, CA 91801

Los Angeles County (626) 656-1328

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 Jonathan Chang's NPI number?

The NPI number for Jonathan Chang is 1104824556. It was assigned to this individual provider in the NPPES registry on July 11, 2005.

Where is Jonathan Chang located?

Jonathan Chang practices at 707 S Garfield Ave, Alhambra, CA 91801. The listed phone number is (626) 458-6653.

What is Jonathan Chang's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is Jonathan Chang enrolled in Medicare?

Yes. Jonathan 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 Jonathan Chang was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 days 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.