Dr. Carl Chakmakjian, D.O.
What this data tells you about Dr. Chakmakjian
Dr. Carl Chakmakjian is a medical oncology in Waco, TX, with 19 years in practice. Based on federal Medicare data, Dr. Chakmakjian performed 49,473 Medicare services across 2,253 unique beneficiaries.
Between the years covered by Open Payments, Dr. Chakmakjian received a total of $284,069 from 45 pharmaceutical and/or device companies across 314 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in medical oncology. 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. Chakmakjian is Very High — reflecting how much public federal data is available about this provider. This is not a quality rating. 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 |
|---|---|---|---|
| Iron infusion (Feraheme) | 15,300 | $0 | $5 |
| Darbepoetin injection (Aranesp) for anemia | 8,290 | $2 | $20 |
| Contrast dye for imaging (iodine-based) | 6,517 | $0 | $3 |
| Anti-nausea injection (fosaprepitant) | 5,100 | $0 | $5 |
| Paclitaxel chemotherapy injection | 3,438 | $0 | $8 |
| Dexamethasone injection (steroid) | 2,995 | $0 | $1 |
| Injection, granisetron hydrochloride, 100 mcg | 1,020 | $0 | $24 |
| Blood draw (venipuncture) | 1,006 | $8 | $20 |
| Office visit, established patient (30-39 min) | 834 | $89 | $368 |
| Complete blood count (CBC) with differential | 786 | $8 | $36 |
| Anti-nausea injection (Aloxi/palonosetron) | 640 | $1 | $114 |
| Injection of additional new drug or substance into vein | 374 | $11 | $108 |
| Administration of chemotherapy into vein, 1 hour or less | 318 | $94 | $707 |
| Injection, carboplatin, 50 mg | 270 | $2 | $300 |
| Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less | 233 | $20 | $157 |
| Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session | 231 | $272 | $2,762 |
| Office visit, established patient (20-29 min) | 209 | $62 | $250 |
| Microscopic examination for white blood cells with manual cell count | 173 | $4 | $22 |
| Complete blood count (CBC), automated | 173 | $6 | $34 |
| Infusion into a vein for hydration, each additional hour | 163 | $9 | $75 |
| Infusion, normal saline solution , 1000 cc | 136 | $2 | $19 |
| Injection, zoledronic acid, 1 mg | 112 | $6 | $431 |
| Drug injection, under skin or into muscle | 100 | $10 | $96 |
| Injection, diphenhydramine hcl, up to 50 mg | 98 | $1 | $7 |
| Reticulated (young) platelet measurement | 93 | $35 | $143 |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | 92 | $45 | $313 |
| Administration of additional new drug or substance into vein, 1 hour or less | 84 | $49 | $344 |
| Ct scan of chest with contrast | 74 | $43 | $821 |
| Administration of chemotherapy into vein, each additional hour | 70 | $18 | $161 |
| CT scan of abdomen and pelvis with contrast | 68 | $169 | $1,067 |
| New patient office visit (45-59 min) | 67 | $121 | $565 |
| Unclassified drugs | 63 | $1 | $8 |
| Irrigation of implanted venous access drug delivery device | 44 | $18 | $114 |
| Infusion into a vein for therapy, prevention, or diagnosis, each additional hour | 40 | $16 | $100 |
| Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 11-19 mev | 39 | $178 | $700 |
| Injection, fosnetupitant 235 mg and palonosetron 0.25 mg | 38 | $348 | $1,722 |
| CT scan of chest, without contrast | 36 | $35 | $686 |
| Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev | 34 | $177 | $700 |
| Ct scan of abdomen and pelvis without contrast | 30 | $77 | $560 |
| Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle | 26 | $26 | $145 |
| Hospital follow-up visit, moderate complexity | 23 | $58 | $247 |
| Nuclear medicine study from skull base to mid-thigh with ct scan | 21 | $1,092 | $4,802 |
| Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries | 15 | $91 | $657 |
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)
Associated products mentioned in payments ›
The majority of payments (98%) are for speaking programs and promotional activities, which reflect participation in industry-sponsored educational or marketing events. This is common in medical oncology and does not inherently indicate bias, but patients may wish to be aware. Total industry engagement is in the top 7% for medical oncology in TX.
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 measures how much public data is available about a provider — not how good they are. How we calculate this →
Summary
Dr. Chakmakjian is a mixed practice specialist, with above-average Medicare volume (top 20% in TX), and high industry engagement (speaking/promotional, top 7%), with 19 years of practice experience.
This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. Read our methodology →
Frequently Asked Questions
Is Dr. Chakmakjian experienced with iron infusion (feraheme)?
Does Dr. Chakmakjian receive payments from pharmaceutical companies?
How do Dr. Chakmakjian's costs compare to other medical oncologys in Waco?
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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. The Transparency Score measures 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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