Gregory A. Lindstrom, M.D.
Cedar Valley Orthopaedic Medical Group · California
May 26, 2026
To: Utilization Review Department
Attn: Claims Adjuster
Re: Patient Thomas Ashford · Claim #: 24-508312 · UR #: 614702 · Date of Injury: 08/14/2021
Treating Physician: Gregory A. Lindstrom, M.D.
Requested Services: Cold Compression Unit (E1399) 30-Day Rental · Knee Wrap (E0671) Purchase
UR Determination Date: 05/11/2026
Dear Utilization Review Department,
I am writing to formally appeal the May 11, 2026 utilization review determination (UR #614702) denying the cold compression unit (E1399, 30-day rental) and knee wrap (E0671, purchase) requested in support of the authorized arthroscopic right knee partial medial meniscectomy for Mr. Thomas Ashford. I am the requesting physician for both items and respectfully request authorization of both. The substance of this appeal addresses the cold compression unit, which the denial's own cited MTUS authority directly supports, and the knee wrap, which the reviewer concedes is "an integral part of the device."
CLINICAL SUMMARY:
Mr. Ashford is a 56-year-old construction worker. He sustained a work-related injury on August 14, 2021 and was diagnosed with S83.231A, a complex tear of the right medial meniscus. MRI on January 12, 2026 confirmed the complexity of the injury, demonstrating a tear at the body-posterior horn junction with horizontal, longitudinal, and oblique tear components, along with mild distal quadriceps tendinosis, mild proximal patellar tendinosis, and a small knee joint effusion. Mr. Ashford reports right knee pain with medial joint line tenderness, mechanical symptoms, posterior medial pain, and swelling that worsens with squatting, full extension, and functional activities. Physical examination demonstrates limited range of motion (3 to 125-126 degrees), positive medial McMurray's test, and palpable crepitus. He has failed conservative management including NSAIDs, physical therapy, icing, and activity modification, and currently manages symptoms with over-the-counter Tylenol and Ibuprofen. Mr. Ashford previously underwent right hip labral repair, femoroplasty, acetabuloplasty, and removal of a loose body on the ipsilateral side. Arthroscopic right knee partial medial meniscectomy has been authorized as medically necessary and consistent with the MTUS, along with Percocet 5/325 for 30 tablets and 6 post-operative physical therapy visits. The cold compression unit and knee wrap were requested perioperatively in support of that authorized surgery.
MEDICAL NECESSITY AND GUIDELINE ANALYSIS:
A. The denial's own MTUS quotation supports the request for this patient.
The denial quotes the MTUS Knee Disorders guideline (MTUS Effective Date September 21, 2020), Diagnostic and Treatment Recommendations, Osteoarthrosis of the Knee, Hot and Cold Therapies, Cryotherapies, as follows: "Cryotherapy for Treatment of Knee Arthroplasty and Arthroscopy and Other Surgery Patients Recommended. Cryotherapy is recommended for select treatment of knee arthroplasty and surgery patients." The same guideline quotation continues: "Some devices may be helpful for select patients, particularly if they are unable or unwilling to tolerate other measures to manage pain." Mr. Ashford has documented failure of conservative pain management including NSAIDs, icing, and physical therapy. He manages his pain with over-the-counter medications that have proven inadequate to control his symptoms. He is precisely the "select patient" for whom MTUS identifies that a cryotherapy device "may be helpful" — a patient who is unable to tolerate other measures to manage pain. The denial quotes this language and then denies the device for this exact patient. The contradiction is dispositive.
B. MTUS controls; ODG cannot narrow the MTUS recommendation.
Under Labor Code §4604.5(a), MTUS is presumptively correct on the issue of extent and scope of medical treatment. Labor Code §4610(g) requires utilization review to be conducted in accordance with MTUS. The regulatory MTUS at 8 CCR §9792.20 establishes the Knee Disorders chapter as the applicable standard for this body part and condition. Where MTUS recommends cryotherapy for knee arthroscopy and surgery patients — which it does here — ODG cannot restrict that recommendation by imposing a "routine vs. major" distinction that MTUS itself does not draw. MTUS recommends cryotherapy for "Knee Arthroplasty and Arthroscopy and Other Surgery Patients" without limiting its recommendation to major surgery or excluding arthroscopic meniscectomy. The ODG exclusion for "routine arthroscopic procedures" cannot override the MTUS recommendation.
C. The characterization of this procedure as "routine" ignores patient-specific factors.
MTUS at 8 CCR §9792.20(f) requires the reviewer to weigh patient-specific factors in any utilization review determination. The reviewer's conclusory classification of Mr. Ashford's meniscectomy as a "routine arthroscopic procedure" fails to account for: (1) the documented complexity of the tear, with three distinct tear components (horizontal, longitudinal, and oblique) at the body-posterior horn junction; (2) the patient's failed conservative management including NSAIDs, physical therapy, and icing; (3) the documented swelling that worsens with functional activities; (4) the patient's surgical history including right hip surgery on the ipsilateral lower extremity; and (5) the patient's functional limitations including restricted range of motion and positive mechanical signs. A complex meniscal tear requiring surgical debridement in a patient who has already failed conservative pain management is not the same clinical scenario as an uncomplicated arthroscopy in a patient with well-controlled pain. The individualized determination required by 8 CCR §9792.20(f) was not performed.
D. The knee wrap denial is internally inconsistent.
The reviewer states the knee wrap is "an integral part of the device" and then denies it because MTUS does not specifically address it. If the wrap is integral to the device, and the device is recommended by MTUS for this patient population, the wrap cannot be separately denied on the basis that MTUS does not name it individually. The ODG Compression Garment chapter the reviewer cites addresses burns, lymphedema after breast cancer surgery, and VTE prophylaxis after shoulder surgery — populations entirely unrelated to perioperative knee cryotherapy. An off-point chapter cannot supply the basis to deny an accessory necessary to deliver a recommended modality.
SUPPORTING CLINICAL EVIDENCE:
The peer-reviewed literature establishes both the efficacy of postoperative cryotherapy and the superiority of cold compression devices over self-application. A 2023 PRISMA-compliant meta-analysis of 46 randomized controlled trials (n=3,425) published in the Annals of Surgery concluded: "Cryotherapy is a pragmatic, noncostly intervention that reduces postoperative pain and opioid consumption with no effect on SSI rate or hospital LOS." (1) The same meta-analysis reported moderate certainty evidence of pain reduction on postoperative day 1 (SMD 0.50, 95% CI 0.71 to 0.29) and day 2 (SMD 0.63, 95% CI 0.91 to 0.35), as well as reduced opioid consumption in morphine milliequivalents (MD –7.43, 95% CI –12.42, –2.44). (1)
A prospective multi-center RCT of 280 patients (Su et al., 2012) found significantly lower narcotic consumption with a cryopneumatic device compared to ice and static compression (509 mg vs. 680 mg morphine equivalents, p < 0.05) at up to two weeks postoperatively. (2) The same study found patients "were significantly more satisfied with the cryopneumatic device regimen as compared to ice and static compression" and "felt that it relieved pain better after surgery and PT, was more comfortable, and they had a greater desire to use it again." (2) This finding is directly relevant to the MTUS "select patients" provision: the literature demonstrates that cold compression devices provide superior pain relief, superior compliance, and superior satisfaction compared to the self-application of ice bags.
Kuyucu et al. (2015) reported that "the cryo/cuff application is crucial in that it ensures that the knee ROM movements start in the early postoperative period. It also decreases the use of analgesics." (3) For a patient authorized for 6 post-operative physical therapy visits, early ROM recovery and reduced analgesic need are directly tied to rehabilitation outcomes.
Finally, a 2025 systematic review in JBJS Reviews established that "uncontrolled swelling can negatively affect outcomes by prolonging hospital stays, impairing rehabilitation compliance, increasing hospital readmissions, and contributing to arthrofibrosis, which limits ROM." (4) Mr. Ashford already presents with documented swelling that worsens with activity; adequate perioperative swelling control is a clinical priority.
POTENTIAL CONSEQUENCES OF DENIAL:
Denying perioperative cold compression for an authorized knee surgery places Mr. Ashford at increased risk of inadequate pain control, higher opioid consumption, delayed early mobilization, and impaired participation in the 6 post-operative physical therapy visits already authorized. Mr. Ashford has been prescribed Percocet 5/325 (30 tablets) for postoperative pain. The cold compression device is a non-pharmacological adjunct that reduces reliance on narcotics — a clinical priority for any patient, and particularly for a patient who has already demonstrated difficulty managing pain with conservative measures. The cost of complications resulting from inadequate perioperative pain and edema management — extended physical therapy, delayed return to function, increased pharmacological intervention — substantially exceeds the cost of the requested device.
SUMMARY AND REQUEST:
MTUS recommends cryotherapy for knee arthroscopy and surgery patients and identifies that devices "may be helpful for select patients, particularly if they are unable or unwilling to tolerate other measures to manage pain." Mr. Ashford is precisely this patient: a man with a complex meniscal tear who has failed NSAIDs, icing, physical therapy, and activity modification. The denial quotes this MTUS language and then contradicts it. The ODG "routine arthroscopic procedures" exclusion cannot override the controlling MTUS recommendation, and the reviewer's failure to perform the individualized determination required by 8 CCR §9792.20(f) renders the denial deficient. The knee wrap is, by the reviewer's own concession, "an integral part of the device" and cannot be separately denied.
I respectfully request authorization of the cold compression unit (E1399, 30-day rental) and the knee wrap (E0671, purchase) as part of the perioperative care plan for the authorized arthroscopic right knee partial medial meniscectomy. If this appeal does not result in authorization, Mr. Ashford will exercise his rights to Independent Medical Review under Labor Code §§4610.5 and 4610.6.
Thank you for your prompt reconsideration.
Sincerely,
Gregory A. Lindstrom, M.D.
REFERENCES:
1. Muaddi H, Lillie E, Silva S, Cross JL, Ladha K, Choi S, Mocon A, Karanicolas P. The Effect of Cryotherapy Application on Postoperative Pain: A Systematic Review and Meta-analysis. Ann Surg. 2023;277(2):e257-e265. doi:10.1097/SLA.0000000000004987
2. Su EP, Perna M, Boettner F, Mayman DJ, Gerlinger T, Barsoum W, Randolph J, Lee G. A prospective, multi-center, randomised trial to evaluate the efficacy of a cryopneumatic device on total knee arthroplasty recovery. J Bone Joint Surg Br. 2012;94-B(11 Suppl A):153-156. doi:10.1302/0301-620X.94B11.30832
3. Kuyucu E, Bülbül M, Kara A, Koçyiğit F, Erdil M. Is cold therapy really efficient after knee arthroplasty? Ann Med Surg (Lond). 2015;4(4):475-478. doi:10.1016/j.amsu.2015.10.019
4. McGarry L, Kearney J, Rotaru J, Gunaratne R. Swelling Management in Total Knee Arthroplasty: A Systematic Review. JBJS Reviews. 2025;13(9):e25.00109. doi:10.2106/JBJS.RVW.25.00109