Dr. Christopher Littlejohn, M.D.
What this data tells you about Dr. Littlejohn
Dr. Christopher Littlejohn is an internal medicine specialist in Longview, TX, with 10 years of NPI registration. Based on federal Medicare data, Dr. Littlejohn performed 30,453 Medicare services across 890 unique beneficiaries.
Between the years covered by Open Payments, Dr. Littlejohn received a total of $4,338 from 39 pharmaceutical and/or device companies across 166 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in internal medicine. 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. Littlejohn 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) | 9,690 | $0 | $5 |
| Darbepoetin injection (Aranesp) for anemia | 8,250 | $2 | $20 |
| Iron sucrose injection (Venofer) | 5,800 | $0 | $2 |
| Pembrolizumab injection (Keytruda) | 3,600 | $44 | $138 |
| Contrast dye for imaging (iodine-based) | 1,103 | $0 | $3 |
| Dexamethasone injection (steroid) | 568 | $0 | $1 |
| Injection, granisetron hydrochloride, 100 mcg | 230 | $0 | $24 |
| Blood draw (venipuncture) | 124 | $8 | $20 |
| Complete blood count (CBC) with differential | 109 | $8 | $36 |
| Administration of chemotherapy into vein, 1 hour or less | 105 | $99 | $707 |
| Comprehensive metabolic blood panel | 74 | $10 | $64 |
| Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less | 72 | $22 | $157 |
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | 63 | $55 | $211 |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | 60 | $50 | $313 |
| Drug injection, under skin or into muscle | 54 | $11 | $96 |
| Basic metabolic blood panel | 43 | $8 | $49 |
| Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session | 36 | $269 | $2,762 |
| Injection of additional new drug or substance into vein | 35 | $12 | $108 |
| Office visit, established patient (30-39 min) | 34 | $98 | $368 |
| Administration of chemotherapy into vein, each additional hour | 33 | $21 | $161 |
| Office visit, established patient, complex (40-54 min) | 33 | $137 | $496 |
| Administration of additional new drug or substance into vein, 1 hour or less | 31 | $49 | $344 |
| Ferritin level test (iron stores) | 27 | $13 | $60 |
| Iron level test | 27 | $6 | $27 |
| Iron binding capacity test | 27 | $9 | $35 |
| New patient office visit, complex (60-74 min) | 27 | $168 | $709 |
| Folic acid level test | 23 | $14 | $73 |
| Vitamin B-12 level test | 22 | $15 | $76 |
| Irrigation of implanted venous access drug delivery device | 22 | $19 | $114 |
| Red blood count automated, with additional calculations | 19 | $5 | $26 |
| New patient office visit (45-59 min) | 19 | $120 | $565 |
| Injection, diphenhydramine hcl, up to 50 mg | 19 | $1 | $7 |
| Lactate dehydrogenase (enzyme) level | 18 | $6 | $31 |
| Infusion, normal saline solution , 1000 cc | 18 | $2 | $19 |
| Injection, fosnetupitant 235 mg and palonosetron 0.25 mg | 14 | $379 | $1,722 |
| Office visit, established patient (20-29 min) | 13 | $69 | $250 |
| Ct scan of chest with contrast | 11 | $57 | $821 |
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 ›
Most payments (94%) 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 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. Littlejohn is a mixed practice specialist, with above-average Medicare volume (top 1% in TX), with low-engagement industry engagement in the top 18% of TX peers.
This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. 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. 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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