Dr. Jiachang Zhang, D.D.S
What this data tells you about Dr. Zhang
Dr. Jiachang Zhang is a dentist - general practice in Encinitas, CA, with 19 years of NPI registration. Based on federal Medicare data, Dr. Zhang performed 641 Medicare services across 426 unique beneficiaries.
Between the years covered by Open Payments, Dr. Zhang received a total of $42 from 2 pharmaceutical and/or device companies across 3 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in dentist - general practice. Most payments are for meals and travel — low-value interactions common across virtually all practicing physicians. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Zhang is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| CT scan of face, without contrast A computed tomography scan that creates detailed images of the facial structures. This procedure is performed without the use of intravenous contrast dye. |
69 | $29 | $241 |
| 3D radiographic procedure with computerized image postprocessing A radiographic imaging procedure that creates three-dimensional images using computerized processing of the captured data. |
67 | $55 | $118 |
| Office visit for established patient An office visit for an existing patient that may not require the healthcare professional to be present. |
50 | $20 | $69 |
| Mouth growth removal with simple repair This procedure involves the removal of a growth from the mouth followed by a simple repair of the area. |
46 | $131 | $497 |
| Nasal or cheekbone repair with bone graft Surgical repair of a broken or damaged nasal or cheekbone using a bone graft to restore structure. |
40 | $1,542 | $3,815 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
40 | $68 | $119 |
| Cheek bone defect repair with repositioning Surgical incision and repair of a bony defect in the cheek bone, involving the repositioning of the bony segment. |
35 | $783 | $3,094 |
| Lower jaw bone repair with bone graft A surgical procedure to repair the lower jawbone by adding bone graft material to support healing or reconstruction. |
33 | $3,586 | $7,062 |
| X-ray of lower jaws, upper jaws and teeth An X-ray imaging procedure that captures images of the lower jaw, upper jaw, and teeth. |
28 | $15 | $34 |
| Simple repair of small facial wound A minor surgical procedure to close a small cut or wound on the face, ears, eyelids, nose, lips, or mouth that is 2.5 centimeters or less in length. |
26 | $50 | $187 |
| Flap graft creation A surgical procedure to create a flap graft for transfer to areas such as the forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet. |
24 | $378 | $1,464 |
| X-ray of facial bones, 1-2 views An X-ray imaging test that produces one or two images of the bones in the face. |
24 | $24 | $51 |
| Partial removal of upper jaw bone A surgical procedure involving the incision or partial removal of the upper jaw bone. |
23 | $418 | $1,943 |
| Removal of foreign material from skin, tissue, muscle, and bone at open broken and/or dislocated bone This procedure involves the surgical removal of foreign objects from the skin, tissue, muscle, and bone in cases of open fractures or dislocated bones. |
21 | $291 | $1,200 |
| Incision and drainage of tongue or floor of mouth abscess A procedure to drain an abscess, cyst, or blood collection from the tongue or the floor of the mouth through an incision inside the mouth. |
18 | $151 | $574 |
| Mouth laceration repair, 2.5 cm or less Suturing or closing a cut or tear in the mouth that is 2.5 centimeters or smaller in length. |
17 | $107 | $474 |
| Removal of growth or cyst from lower jaw bone A surgical procedure to remove a growth or cyst located within the lower jawbone. |
16 | $208 | $854 |
| Simple repair of face, ear, eyelid, nose, lip, or mouth wound, 2.6-5.0 cm A simple surgical repair of a surface wound on the face, ear, eyelid, nose, lip, or mouth that measures between 2.6 and 5.0 centimeters. |
15 | $51 | $194 |
| Removal of jaw or cheek growth or cyst A surgical procedure to remove a growth or cyst from the jaw or upper cheek area. |
14 | $216 | $875 |
| Deep bone biopsy A procedure to remove a small sample of tissue from deep within a bone for laboratory examination. |
13 | $140 | $721 |
| Incision or partial removal of lower jaw bone A surgical procedure involving an incision or partial removal of the lower jaw bone. |
11 | $444 | $1,888 |
| New patient office visit (30-44 min) An initial office visit for a new patient lasting between 30 and 44 minutes. This code is used when the total time spent on the date of the encounter falls within this range. |
11 | $82 | $175 |
Industry Payment Transparency
Open Payments through 2023 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2023)
All-time payments by company (2018-2023) ›
Associated products mentioned in payments ›
Most payments (100%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2023 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Zhang is a clinical cardiology specialist, with above-average Medicare volume (top 21% in CA), with low-engagement industry engagement, with 19 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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