MR. DAVID MALLO LCSW
NPI 1760545255
Social Worker - Clinical in Littleton, CO
About Mr. David Mallo Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. DAVID MALLO LCSW (NPI 1760545255) is an individual clinical provider in Littleton, Colorado, licensed in Colorado (CSW.00989028) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1984).
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mr. David Mallo Lcsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show David Mallo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Denver, CO 80202
- Reassigned Medicare billing, Colorado enrollment
- 940 clinicians in this Medicare group
Durham, NC 27701
- Reassigned Medicare billing, Colorado enrollment
- 160 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 80120 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LITTLETON, CO 80120
LITTLETON, CO 80120
LITTLETON, CO 80120
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is David Mallo's NPI number?
The NPI number for David Mallo is 1760545255. It was assigned to this individual provider in the NPPES registry on December 18, 2006.
Where is David Mallo located?
David Mallo practices at 5500 S Sycamore St, Littleton, CO 80120. The listed phone number is (303) 723-5911.
What is David Mallo's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is David Mallo enrolled in Medicare?
Yes. David Mallo is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for David Mallo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Mallo reassigns Medicare benefits to 2 organizations: Sondermind Provider Network LLC (Denver, CO) and Mental Health Specialty Group PA (Durham, NC). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for David Mallo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Mallo accept?
Health plans from Oscar Insurance Company and Select Health list David Mallo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for David Mallo was last updated on June 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mr. David Mallo, LCSW · NPI 1760545255
Clinical provider in Littleton, Colorado. Individual provider, active in the CMS NPPES registry since December 18, 2006.
## Identity
- **NPI:** 1760545255 (Entity type: Individual)
- **Enumerated:** December 18, 2006
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** CSW.00989028 (Colorado)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 5500 S SYCAMORE ST, Littleton, CO 80120-8201
- **Phone:** (303) 723-5911
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Sondermind Provider Network LLC (NPI 1760854442, Denver, CO); Mental Health Specialty Group PA (NPI 1801472634, Durham, NC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1984
## Record status
- **NPPES last updated:** June 19, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1760545255) · Data from the CMS NPPES public registry.