Dr. Ryan Dellamaggiora, M.D.
What this data tells you about Dr. Dellamaggiora
Dr. Ryan Dellamaggiora is an orthopedic surgery specialist in Los Angeles, CA, with 18 years of NPI registration. Based on federal Medicare data, Dr. Dellamaggiora performed 4,621 Medicare services across 2,142 unique beneficiaries.
Between the years covered by Open Payments, Dr. Dellamaggiora received a total of $48,771 from 20 pharmaceutical and/or device companies across 150 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in orthopedic surgery. The majority of payments are for speaking programs and promotional activities, reflecting participation in industry-sponsored events. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Dellamaggiora 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 |
|---|---|---|---|
| Collagenase injection, 0.01 mg An injection of collagenase enzyme to break down collagen tissue. The dose specified is 0.01 milligrams. |
1,440 | $49 | $140 |
| Steroid injection (triamcinolone) A 10 mg injection of triamcinolone acetonide, a corticosteroid medication. This code specifies the drug and dosage administered. |
734 | $1 | $25 |
| 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. |
656 | $106 | $431 |
| 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. |
339 | $136 | $554 |
| X-ray of hand, minimum of 3 views An X-ray imaging test of the hand that captures at least three different angles to visualize the bones and joints. |
257 | $31 | $130 |
| Tendon or ligament injection A procedure involving the injection of medication into a tendon or ligament. |
196 | $47 | $409 |
| 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. |
145 | $71 | $304 |
| X-ray of finger, minimum of 2 views An X-ray imaging test of a finger using at least two different angles to visualize the bones and surrounding structures. |
109 | $34 | $134 |
| 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. |
102 | $93 | $400 |
| Wrist X-ray, minimum 3 views An imaging test using X-rays to capture at least three different angles of the wrist bones and joints. |
100 | $35 | $146 |
| Adult short arm plaster splint supplies Supplies for a short arm splint made of plaster for patients aged 11 and older. |
84 | $6 | $48 |
| Joint fluid aspiration or injection, medium joint Removal of fluid from a medium-sized joint or injection of medication into the joint space. |
73 | $49 | $427 |
| Nonremovable forearm to hand splint application A healthcare provider applies a rigid splint that extends from the forearm to the hand to immobilize and support the area. |
69 | $60 | $239 |
| Endoscopic release of wrist ligament A minimally invasive procedure using a small camera to cut and release ligaments in the wrist. |
59 | $410 | $1,777 |
| Shoulder X-ray, 2+ views An X-ray imaging test of the shoulder joint using at least two different angles to visualize the bones and surrounding structures. |
43 | $32 | $122 |
| Joint fluid aspiration or injection, small joint Removal of fluid from a small joint or injection of medication into a small joint. |
36 | $60 | $690 |
| Elbow X-ray, minimum 3 views An X-ray imaging test of the elbow joint that captures at least three different angles to visualize the bones and surrounding structures. |
36 | $30 | $115 |
| Incision of finger tendon sheath A surgical procedure to cut open the protective covering of a finger tendon. |
34 | $204 | $2,123 |
| Limited ultrasound of joint or extremity A focused ultrasound exam of a specific joint or other structure in the arm or leg, excluding blood vessels. |
28 | $35 | $199 |
| Open treatment of distal radius fracture with internal fixation Surgical repair of a broken wrist bone involving three or more fragments on the thumb side, stabilized with an internal device. |
20 | $972 | $3,960 |
| Release of arm or leg nerve A surgical procedure to relieve pressure on a nerve in the arm or leg. This is done to reduce pain or restore function. |
18 | $286 | $1,834 |
| Elbow nerve release or relocation A surgical procedure to free or reposition a nerve in the elbow area. This is done to relieve pressure or irritation on the nerve. |
17 | $509 | $2,400 |
| Joint injection, major joint Removal of fluid from a large joint and/or injection of medication into the joint space. |
14 | $58 | $225 |
| Finger manipulation for connective tissue release A procedure involving the manipulation of a finger to release connective tissue after an enzyme injection has been administered. |
12 | $104 | $406 |
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 (51%) are for speaking programs and promotional activities, which reflect participation in industry-sponsored educational or marketing events. This is common in orthopedic surgery and does not inherently indicate bias, but patients may wish to be aware.
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. Dellamaggiora is a clinical cardiology specialist, with above-average Medicare volume (top 11% in CA), with speaking/promotional industry engagement in the top 13% of CA peers, 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
Is Dr. Dellamaggiora experienced with collagenase injection, 0.01 mg?
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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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