Dr. Christopher Hajnik, M.D.
What this data tells you about Dr. Hajnik
Dr. Christopher Hajnik is an adult reconstructive orthopaedic surgery physician in Encinitas, CA, with 18 years of NPI registration. Based on federal Medicare data, Dr. Hajnik performed 1,736 Medicare services across 1,284 unique beneficiaries.
Between the years covered by Open Payments, Dr. Hajnik received a total of $73,244 from 18 pharmaceutical and/or device companies across 158 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in adult reconstructive orthopaedic surgery physician. The majority of payments are for consulting, which typically reflects recognized clinical expertise sought by manufacturers. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Hajnik 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 |
|---|---|---|---|
| Steroid injection (triamcinolone) A 10 mg injection of triamcinolone acetonide, a corticosteroid medication. This code specifies the drug and dosage administered. |
344 | $1 | $5 |
| 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. |
237 | $72 | $293 |
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
204 | $102 | $414 |
| Hip X-ray, 2-3 views An X-ray imaging test of the hip joint using two to three different angles to visualize the bones and surrounding structures. |
186 | $39 | $162 |
| Knee X-ray, 4 or more views An imaging test using X-rays to create multiple pictures of the knee joint from different angles. |
126 | $37 | $161 |
| Joint injection, major joint Removal of fluid from a large joint and/or injection of medication into the joint space. |
119 | $51 | $232 |
| 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. |
106 | $91 | $362 |
| Knee X-ray, 3 views An X-ray imaging test of the knee joint that captures three different angles to evaluate the bones and surrounding structures. |
85 | $34 | $141 |
| New patient office visit (45-59 min) An initial office visit for a new patient lasting between 45 and 59 minutes. This code covers the total time spent by the physician or qualified healthcare professional on the date of the encounter. |
65 | $129 | $534 |
| Total hip replacement Surgical procedure to replace the thigh bone and hip joint with artificial components. |
52 | $1,060 | $4,040 |
| Computer-assisted surgery for muscle and bone procedure A surgical procedure involving muscles or bones that utilizes computer technology to assist with planning or execution. |
46 | $117 | $443 |
| Total knee replacement | 45 | $1,060 | $4,029 |
| Knee X-ray, 1-2 views An X-ray imaging test of the knee joint using one to two different angles to visualize the bones and surrounding structures. |
40 | $31 | $119 |
| Betamethasone steroid injection An injection containing a combination of betamethasone acetate and betamethasone sodium phosphate. |
28 | $5 | $21 |
| Pelvis X-ray, 1-2 views An X-ray imaging test of the pelvic area using one to two different angles to visualize the bones and joints. |
21 | $25 | $96 |
| X-ray of both hips, 3-4 views An X-ray imaging test that captures 3 to 4 views of both hip joints to visualize the bones and surrounding structures. |
16 | $46 | $186 |
| X-ray of both knees, standing An X-ray image of both knees taken while the patient is standing to assess bone alignment and joint space under weight-bearing conditions. |
16 | $37 | $140 |
Industry Payment Transparency
Open Payments through 2024 ↗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 (2024)
All-time payments by company (2018-2024) ›
Associated products mentioned in payments ›
The majority of payments (91%) are consulting fees, which typically reflect recognized clinical expertise sought by manufacturers.
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 2024 |
| 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. Hajnik is a clinical cardiology specialist, with moderate Medicare volume, with consulting-driven industry engagement, with 18 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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