Postpayment Service-Specific Probe Results for Ambulance Services (Emergent) for April through June 2021
Postpayment Service-Specific Probe Results for Ambulance Services (Emergent): HCPCS Codes A0427 — Advanced Life Support, Emergency Transport in North Carolina, South Carolina, Virginia and West Virginia for April through June 2021
Palmetto GBA performed service-specific postpayment probe review on HCPCS Codes A0427 — Advanced Life Support, Emergency Transport. This edit was set in North Carolina, South Carolina, Virginia and West Virginia. The results for the probe review, for claims processed April through June, 2021, are presented here.
Cumulative Results
A total of 564 claims were reviewed, with 132 of the claims either completely or partially denied, resulting in an overall claim denial rate of 23.40 percent. The total dollars reviewed was $242,526.02, of which $36,911.31 was denied, resulting in a charge denial rate of 15.22 percent. Overall, there were a total of 78 auto-denied claims in the region.
North Carolina Results
A total of 228 claims were reviewed, with 60 of the claims either completely or partially denied. This resulted in a claim denial rate of 26.32 percent. The total dollars reviewed was $97,142.84, of which $14,451.13 was denied, resulting in a charge denial rate of 14.88 percent. The top denial reasons were identified, and the number of occurrences based on dollars denied are:
Percent of Total Denials |
Denial Code |
Denial Description |
Number of Occurrences |
46.67% |
NOTMN |
Payer Deems the Information Submitted Does Not Support the Medical Necessity of the Services Billed |
28 |
31.67% |
BNSIG |
Documentation Received Lacks the Necessary Beneficiary or Authorized Representative Signature |
19 |
8.33% |
DOWNC |
Payer Deems the Information Submitted Does Not Support this Level of Service; Downcoded |
5 |
5.00% |
NODOC |
Documentation Requested for this Date of Service Was Not Received or Was Incomplete; Therefore We Are Unable to Make a Reasonable and Necessary Determination as Defined Under Section 1862(A) (1) (A) of the Act for the Service Billed and this Service Has Been Denied |
3 |
5.00% |
NORUN |
Documentation Received Lacks the Necessary Run Report |
3 |
South Carolina Results
A total of 114 claims were reviewed, with 20 of the claims either completely or partially denied. This resulted in a claim denial rate of 17.54 percent. The total dollars reviewed was $48,476.44, of which $6,486.73 was denied, resulting in a charge denial rate of 13.38 percent. The top denial reasons were identified, and the number of occurrences based on dollars denied are:
Percent of Total Denials |
Denial Code |
Denial Description |
Number of Occurrences |
50% |
BNSIG |
Documentation Received Lacks the Necessary Beneficiary or Authorized Representative Signature |
10 |
35.00% |
NOTMN |
Payer Deems the Information Submitted Does Not Support the Medical Necessity of the Services Billed |
7 |
15.00% |
NOCRD |
Provider Signature Does Not Include the Necessary Provider Credentials |
3 |
Virginia Results
A total of 152 claims were reviewed, with 42 of the claims either completely or partially denied. This resulted in a claim denial rate of 27.63 percent. The total dollars reviewed was $67,811.89, of which $13,087.59 was denied, resulting in a charge denial rate of 19.30 percent. The top denial reasons were identified, and the number of occurrences based on dollars denied are:
Percent of Total Denials |
Denial Code |
Denial Description |
Number of Occurrences |
40.48% |
NOTMN |
Payer Deems the Information Submitted Does Not Support the Medical Necessity of the Services Billed |
17 |
40.48% |
BNSIG |
Documentation Received Lacks the Necessary Beneficiary or Authorized Representative Signature |
17 |
11.90% |
NOSIG |
Documentation Lacks the Necessary Provider Signature |
5 |
4.76% |
NODOC |
Documentation Requested for this Date of Service Was Not Received or Was Incomplete; Therefore We Are Unable to Make a Reasonable and Necessary Determination as Defined Under Section 1862(A) (1) (A) of the Act for the Service Billed and this Service Has Been Denied |
2 |
2.38% |
ASAVA |
Alternative Services Were Available and Should Have Been Utilized |
1 |
2.38% |
ISIGN |
Information Submitted Contains an Invalid or Illegible Provider Signature |
1 |
West Virginia Results
A total of 70 claims were reviewed, with 10 of the claims either completely or partially denied. This resulted in a claim denial rate of 14.29 percent. The total dollars reviewed was $29,094.85, of which $2,885.86 was denied, resulting in a charge denial rate of 9.92 percent. The top denial reasons were identified, and the number of occurrences based on dollars denied are:
Percent of Total Denials |
Denial Code |
Denial Description |
Number of Occurrences |
40.00% |
NOTMN |
Payer Deems the Information Submitted Does Not Support the Medical Necessity of the Services Billed |
4 |
30.00% |
NOCRD |
Provider Signature Does Not Include the Necessary Provider Credentials |
3 |
20.00% |
BNSIG |
Documentation Received Lacks the Necessary Beneficiary or Authorized Representative Signature |
2 |
Denial Reasons and Prevention Recommendations
NOTMN — Payer Deems the Information Submitted Does Not Support the Medical Necessity of the Services Billed
- Ensure that all documentation to support medical necessity of the service billed is submitted for review. This includes original chart notes and any diagnostic, radiological or laboratory results.
- Verify that documentation to support the level of service billed is included. Please refer to our website for links to applicable LCD and NCD articles.
BNSIG — Documentation Received Lacks the Necessary Beneficiary or Authorized Representative Signature
- Review documentation prior to submission to ensure that the proper beneficiary or authorized representative signature is included and is legible
- For illegible signatures, clearly print or type the full name of the owner of the signature
NOCRD — Provider Signature Does Not Include the Necessary Provider Credentials
- Verify that electronic signature meets the CMS signature requirements as listed in the article Medicare Medical Records: Signature Requirements Acceptable and Unacceptable Practices located on our website
- Print or type the rendering provider’s full name below or near the provider’s signature
- For documentation that contains letterhead including the rendering provider’s full name, ensure that the name is clearly marked or circled to indicate the owner of the signature
- Submit a valid signature attestation with any documentation that lacks the correct rending provider's signature. Do not resubmit altered documentation a with late-added provider signature. This will not be accepted by medical review. For an example of a signature attestation, refer to the article Medicare Medical Records: Signature Requirements Acceptable and Unacceptable Practices located on our website.
DOWNC — Payer Deems the Information Submitted Does Not Support this Level of Service; Downcoded
- Ensure that all documentation to support the level of service billed is submitted for review
- Verify that documentation to support the level of service billed is included. Please refer to our website for links to applicable LCD and NCD articles.
NOSIG — Documentation Lacks the Necessary Provider Signature
- Verify that all documentation is legibly signed by the rendering physician or nonphysician practitioner
- Verify that electronic signature meets the CMS signature requirements as listed in the article Medicare Medical Records: Signature Requirements Acceptable and Unacceptable Practices located on our website
- Submit a valid signature attestation with any documentation that lacks the correct rending provider's signature. Do not resubmit altered documentation a with late-added provider signature. This will not be accepted by medical review. For an example of a signature attestation, refer to the article Medicare Medical Records: Signature Requirements Acceptable and Unacceptable Practices located on our website.
NODOC — Documentation Requested for this Date of Service Was Not Received or Was Incomplete; Therefore We Are Unable to Make a Reasonable and Necessary Determination as Defined Under Section 1862(A) (1) (A) of the Act for the Service Billed and this Service Has Been Denied
- Submit all documentation related to the services billed within 45 days of the date on the ADR letter
- Review documentation prior to submission to ensure that the documentation is complete and that all dates of service requested are included
- Include any additional information pertinent to the date of service requested to support the services billed. For example: original chart notes, diagnostic, radiological or laboratory results.
- For claims denied with a M127 or N29 code listed on the remittance advice, be sure to submit all documentation for all dates of service on that claim with a reopen/redetermination request form by fax to JM Part B (803) 699–2427, JJ Part B (803) 870–0139, or RRB Appeals (803) 462–2218.
WRONG — Documentation Received Contains an Incorrect, Incomplete or Illegible Patient Identification or Date of Service
- Review all documentation prior to submission to ensure that it is for the correct patient and date of service
- Ensure that patient identifiers are legible and complete
- Ensure that the complete date of service is clearly and legibly noted on all documentation
- Prior to billing claims, review the information to determine that the correct patient identifier and the correct date of service are listed in the appropriate field
ASAVA — Alternative Services Were Available and Should Have Been Utilized
- Prior to billing, ensure that the appropriate HCPCS code is used
- Ensure that the appropriate modifier (GZ or GA) is used for billing claims for non-emergent or non-medically necessary runs when the patient has been informed in advance that the service is expected to be denied by Medicare as not reasonable and necessary
- Include all necessary supporting medical documentation if required for submissions
ISIGN — Information Submitted Contains an Invalid or Illegible Provider Signature
- Verify that electronic signature meets the CMS signature requirements as listed in the article Medicare Medical Records: Signature Requirements Acceptable and Unacceptable Practices located on our website
- Print or type the rendering provider’s full name below or near the provider’s signature
- For documentation that contains letterhead including the rendering provider’s full name, ensure that the name is clearly marked or circled to indicate the owner of the signature
- Submit a valid signature log to the medical review department. For more information refer to the article Signature Guidelines for Medical Review Purposes located on the CMS website.
- Submit a valid signature attestation with any documentation that lacks the correct rending provider's signature. Do not resubmit altered documentation a with late-added provider signature. This will not be accepted by medical review. For an example of a signature attestation, refer to the article Medicare Medical Records: Signature Requirements Acceptable and Unacceptable Practices located on our website.
NORUN — Documentation Received Lacks the Necessary Run Report
Review documentation prior to submission to ensure that a complete legible run report is included.
The Next Steps
The service-specific targeted medical review edits for Ambulance Services (Emergent): HCPCS Codes A0427 — Advanced Life Support, Emergency Transport — in North Carolina, South Carolina, Virginia and West Virginia, will be continued based on moderate charge denial rates and medium to high impact severity errors. If significant billing aberrancies are identified, provider-specific review may be initiated.
If you are dissatisfied with a claim determination you have the right to request an appeal. Palmetto GBA encourages you to review the documentation originally submitted, and if you believe you have additional supporting documentation you may include this information with your appeal. For more information related to the appeals process please refer to JM Part B Appeals web page. Questions regarding this medical review can be directed to the Palmetto GBA Provider Contact Center at 855–696–0705.