Ann M. Mass, M.D., P.C.
NPI 1831388008ActiveOrganization· Internal Medicine· Aspen, CO
Internal Medicine in Aspen, Colorado, registered in NPPES in October 2007. The authorized official on file is Ann May Mass, M.D., Physician. Enrolled in Medicare as part b supplier - clinic/group practice.
Overview
| NPI | 1831388008 |
|---|---|
| Status | Active |
| Entity type | Organization |
| NPI issued | Oct 23, 2007 |
| Last updated in NPPES | Jul 28, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 21624 | CO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Part B Supplier - Clinic/Group Practice (CO) |
|---|
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