CMS Medicare enrollment · June 2026
New Mexico Medicare Enrollment
State and county enrollment from CMS, including Original Medicare, Medicare Advantage and Other Health Plans, and Part D coverage.
Informational only. These enrollment counts do not compare plans or provide medical, financial, or enrollment advice.
New Mexico enrollment figures
- Total Medicare enrollment
- 476.3K
- Original Medicare
- 234.6K
- MA & Other share
- 50.7%
- Part D coverage
- 79.2%
476,263
234,588 beneficiaries
CMS combined delivery-system measure
377,380 beneficiaries
County enrollment
34 CMS county rows for New Mexico. Unavailable values remain marked as not reported rather than estimated.
| County | Total | Original Medicare | MA & Other | MA & Other share | Part D share |
|---|---|---|---|---|---|
| Bernalillo County | 142,910 | 58,741 | 84,169 | 58.9% | 80.9% |
| Catron County | 1,662 | 951 | 711 | 42.8% | 72.9% |
| Chaves County | 12,332 | 6,599 | 5,733 | 46.5% | 83.2% |
| Cibola County | 5,242 | 2,614 | 2,628 | 50.1% | 74.2% |
| Colfax County | 3,902 | 2,079 | 1,823 | 46.7% | 76.5% |
| Curry County | 7,995 | 5,104 | 2,891 | 36.2% | 75.8% |
| De Baca County | 557 | 356 | 201 | 36.1% | 80.3% |
| Doña Ana County | 49,262 | 22,410 | 26,852 | 54.5% | 83.8% |
| Eddy County | 10,141 | 6,570 | 3,571 | 35.2% | 79.4% |
| Grant County | 9,210 | 4,866 | 4,344 | 47.2% | 82.7% |
| Guadalupe County | 1,051 | 402 | 649 | 61.8% | 83.9% |
| Harding County | 218 | 160 | 58 | 26.6% | 77.1% |
| Hidalgo County | 1,121 | 489 | 632 | 56.4% | 82.4% |
| Lea County | 9,836 | 6,430 | 3,406 | 34.6% | 80.2% |
| Lincoln County | 6,522 | 3,834 | 2,688 | 41.2% | 80.1% |
| Los Alamos County | 3,785 | 3,225 | 560 | 14.8% | 34.2% |
| Luna County | 6,805 | 2,532 | 4,273 | 62.8% | 85% |
| Mckinley County | 12,632 | 8,386 | 4,246 | 33.6% | 66.8% |
| Mora County | 1,562 | 787 | 775 | 49.6% | 80.7% |
| Otero County | 14,616 | 8,559 | 6,057 | 41.4% | 69.1% |
| Quay County | 2,512 | 1,453 | 1,059 | 42.2% | 80.2% |
| Rio Arriba County | 9,839 | 4,769 | 5,070 | 51.5% | 72.7% |
| Roosevelt County | 3,270 | 1,970 | 1,300 | 39.8% | 80.9% |
| San Juan County | 24,964 | 15,754 | 9,210 | 36.9% | 74% |
| San Miguel County | 7,424 | 3,227 | 4,197 | 56.5% | 86% |
| Sandoval County | 37,646 | 16,460 | 21,186 | 56.3% | 78.7% |
| Santa Fe County | 46,846 | 27,333 | 19,513 | 41.7% | 79.9% |
| Sierra County | 4,641 | 2,163 | 2,478 | 53.4% | 80.4% |
| Socorro County | 4,080 | 1,814 | 2,266 | 55.5% | 79.8% |
| Taos County | 10,685 | 5,792 | 4,893 | 45.8% | 81.1% |
| Torrance County | 3,942 | 1,357 | 2,585 | 65.6% | 83.1% |
| Union County | 971 | 749 | 222 | 22.9% | 74.3% |
| Unknown | Not reported | Not reported | Not reported | Not reported | Not reported |
| Valencia County | 18,081 | 6,652 | 11,429 | 63.2% | 81% |
Source and interpretation
CMS Medicare Monthly Enrollment, June 2026, published 2026-09-23. “MA & Other” retains the official combined CMS field label.
- CMS suppresses some small counts with an asterisk; suppressed values remain null in this snapshot.
- Medicare Advantage and Other Health Plans is the CMS-published combined measure and is not limited to Medicare Advantage alone.
- Enrollment counts describe a reporting month and do not compare plan benefits, provider networks, quality, or personal costs.