HCPCS Level II · Temporary codes
Q0035: Cardiokymography
Q0035 is the HCPCS Level II code for Cardiokymography. Section Q, Temporary codes. Section-level billing guidance applies.
About this code
Cardiokymography.
Q0035 is a HCPCS Level II code in section Q (Temporary codes). The full official descriptor is: Cardiokymography.
Q-codes are temporary codes for services without a permanent CPT or HCPCS code yet. Includes COVID-related codes, imaging supply codes, ESRD-related codes, and screening services. Document per the specific Q-code descriptor.
Payer-specific coverage rules vary. Always cross-check against the current Medicare Local Coverage Determination (LCD) for the adjudicating Medicare Administrative Contractor (MAC) or the commercial-payer policy.
Billing context
What practitioners watch for on Q0035.
Section-level billing guidance for temporary codes. Code-specific notes ship as the dataset matures.
Documentation
Q-codes are temporary codes for services without a permanent CPT or HCPCS code yet. Includes COVID-related codes, imaging supply codes, ESRD-related codes, and screening services. Document per the specific Q-code descriptor.
Common denial categories
- CO-16: Information missing or incorrect on the claim or supporting documentation. Add documentation specificity (NDC for drugs, serial number for DME, mileage for transport) and resubmit.
- CO-50: Service not deemed medically necessary. Confirm the diagnosis-procedure relationship matches the payer LCD/NCD; attach clinical justification and resubmit.
- CO-151: Payer benefit maximum reached for this period (often DME rental cycles). Verify benefit history; for DME rental-to-purchase cycles confirm month count and switch billing to purchase code where applicable.
Coverage signal
Q-codes are temporary by design and may be replaced by permanent codes annually. Verify the active Q-code each calendar year against the CMS HCPCS quarterly update.
Common specialties
Family Medicine · Ob-Gyn · Internal Medicine
Companion codes
Codes commonly billed alongside Q0035 based on Medonix client production data and CMS coding guidance.
- Q0091Screening Pap smear, obtaining and conveying specimenHCPCS
CPT is a registered trademark of the American Medical Association. Codes shown for educational reference only.
Related codes
Other codes in section Q.
Sources
Where this entry comes from.
- NLM Clinical Tables Search Service: the official U.S. National Library of Medicine API for HCPCS Level II lookup.
- CMS HCPCS Quarterly Update: the authoritative HCPCS Level II release with annual major updates each January.
- CMS Medicare Coverage Database: Local Coverage Determinations and National Coverage Determinations for payer-specific rules.
Frequently asked
About HCPCS code Q0035.
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